# Political party strength in Pennsylvania
## Partisan identification in the electorate

On July 10, 2023, the Pennsylvania Department of State reported that there were 3,890,435 (45.2%) registered Democrats, 3,432,657 (39.9%) registered Republicans, 929,364 (10.8%) registered unaffiliated and 346,280 (4.0%) registered with other parties.

## Partisan affiliation of elected officials

The following table indicates the party of elected officials in the U.S. state of Pennsylvania:
* Governor
* Lieutenant governor
* Attorney general
* State auditor general
* State treasurer
The table also indicates the historical party composition in the:
* State senate
* State house of representatives
* State delegation to the United States Senate
* State delegation to the United States House of Representatives
Following the 2020 Census, Pennsylvania lost one seat in the U.S. House of Representatives. As a result, starting with the general election of 2022, Pennsylvania sent 17 members to the house, and beginning with the general election of 2024 will have 19 electoral votes.

### 1777–1790

| Year | Executive offices | Executive offices | State Legislature | United States Congress | United States Congress | United States Congress | Electoral votes |
| Year | President | Vice President | Executive Council | Senator (Class I) | Senator (Class III) | House | Electoral votes |
| 1777 | Thomas Wharton Jr. (CS) | George Bryan (CS) | 51CS, 15RS, 6? | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1778 | George Bryan (CS) | George Bryan (CS) | 54CS, 7?, 5RS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1779 | Joseph Reed (CS) | Matthew Smith | 43CS, 26RS, 3? | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1780 | Joseph Reed (CS) | William Moore (I) | 51CS, 14RS, 7? | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1781 | Joseph Reed (CS) | William Moore (I) | 41CS, 31RS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1782 | William Moore (I) | James Potter (CS) | 38CS, 36RS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1783 | John Dickinson (RS) | James Ewing (RS) | 39RS, 34CS, 1? | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1784 | John Dickinson (RS) | James Ewing (RS) | 44RS, 29CS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1785 | John Dickinson (RS) | James Irvine (CS) | 56CS, 18RS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1786 | Benjamin Franklin (I) | Charles Biddle | 38RS, 37CS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1787 | Benjamin Franklin (I) | Charles Biddle | 41RS, 28CS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1788 | Benjamin Franklin (I) | Peter Muhlenberg | 37RS, 32CS | began in 1789 | began in 1789 | began in 1789 | began in 1789 |
| 1789 | Thomas Mifflin (RS) | George Ross | 47RS, 22CS | William Maclay (AA) | Robert Morris (PA) | 6PA, 2AA | George Washington (I) / John Adams (F) Y |
| 1790 | Thomas Mifflin (RS) | George Ross | 42RS, 27CS | William Maclay (AA) | Robert Morris (PA) | 6PA, 2AA | George Washington (I) / John Adams (F) Y |

### 1791–1872

| Year | Executive offices | Executive offices | State Legislature | State Legislature | United States Congress | United States Congress | United States Congress | Electoral votes |
| Year | Governor | Auditor General | Senate | House | Senator (Class I) | Senator (Class III) | House | Electoral votes |
| 1791 | Thomas Mifflin (F) | not an elected office | 10F, 8DR | 36F, 33DR | vacant | Robert Morris (PA) | 4PA, 4AA | |
| 1792 | Thomas Mifflin (F) | not an elected office | 10F, 8DR | 42F, 27DR | vacant | Robert Morris (PA) | 4PA, 4AA | George Washington (I) / John Adams (F) Y |
| 1793 | Thomas Mifflin (F) | not an elected office | 9F, 9DR | 42F, 27DR | vacant | Robert Morris (PA) | 8AA, 5PA | George Washington (I) / John Adams (F) Y |
| 1794 | Thomas Mifflin (F) | not an elected office | 10F, 8DR | 48F, 21DR | Albert Gallatin (AA) | Robert Morris (PA) | 8AA, 5PA | George Washington (I) / John Adams (F) Y |
| 1794 | Thomas Mifflin (F) | not an elected office | 10F, 8DR | 48F, 21DR | James Ross (PA) | Robert Morris (PA) | 8AA, 5PA | George Washington (I) / John Adams (F) Y |
| 1795 | Thomas Mifflin (F) | not an elected office | 14F, 10DR | 49F, 29DR | James Ross (F) | William Bingham (F) | 8DR, 5F | George Washington (I) / John Adams (F) Y |
| 1796 | Thomas Mifflin (F) | not an elected office | 15F, 9DR | 45F, 33DR | James Ross (F) | William Bingham (F) | 7DR, 6F | Thomas Jefferson (DR) N / John Adams (F) N |
| 1797 | Thomas Mifflin (F) | not an elected office | 15F, 9DR | 44F, 34DR | James Ross (F) | William Bingham (F) | 8DR, 5F | Thomas Jefferson (DR) N / John Adams (F) N |
| 1798 | Thomas Mifflin (F) | not an elected office | 15F, 9DR | 41F, 37DR | James Ross (F) | William Bingham (F) | 8DR, 5F | Thomas Jefferson (DR) N / John Adams (F) N |
| 1799 | Thomas Mifflin (F) | not an elected office | 15F, 9DR | 47F, 31DR | James Ross (F) | William Bingham (F) | 9DR, 4F | Thomas Jefferson (DR) N / John Adams (F) N |
| 1800 | Thomas McKean (DR) | not an elected office | 16F, 8DR | 41DR, 37F | James Ross (F) | William Bingham (F) | 9DR, 4F | Thomas Jefferson (DR) Y / John Adams (F) N |
| 1801 | Thomas McKean (DR) | not an elected office | 13F, 11DR | 55DR, 23F | James Ross (F) | Peter Muhlenberg (DR) | 10DR, 3F | Thomas Jefferson (DR) Y / John Adams (F) N |
| 1801 | Thomas McKean (DR) | not an elected office | 13F, 11DR | 55DR, 23F | James Ross (F) | George Logan (DR) | 10DR, 3F | Thomas Jefferson (DR) Y / John Adams (F) N |
| 1802 | Thomas McKean (DR) | not an elected office | 17DR, 8F | 71DR, 15F | James Ross (F) | George Logan (DR) | 10DR, 3F | Thomas Jefferson (DR) Y / John Adams (F) N |
| 1803 | Thomas McKean (DR) | not an elected office | 21DR, 4F | 77DR, 9F | Samuel Maclay (DR) | George Logan (DR) | 18DR | Thomas Jefferson (DR) Y / John Adams (F) N |
| 1804 | Thomas McKean (DR) | not an elected office | 24DR, 1F | 81DR, 5F | Samuel Maclay (DR) | George Logan (DR) | 18DR | Thomas Jefferson/ George Clinton (DR) Y |
| 1805 | Thomas McKean (DR) | not an elected office | 25DR | 78DR, 8F | Samuel Maclay (DR) | George Logan (DR) | 17DR, 1F | Thomas Jefferson/ George Clinton (DR) Y |
| 1806 | Thomas McKean (Quid) | not an elected office | 15Const, 10DR | 53Const, 33DR | Samuel Maclay (DR) | George Logan (DR) | 17DR, 1F | Thomas Jefferson/ George Clinton (DR) Y |
| 1807 | Thomas McKean (Quid) | not an elected office | 13Const, 12DR | 46DR, 40Const | Samuel Maclay (DR) | Andrew Gregg (DR) | 15DR, 3F | Thomas Jefferson/ George Clinton (DR) Y |
| 1808 | Thomas McKean (Quid) | not an elected office | 14DR, 7Quid, 4F | 43DR, 23F, 20Quid | Samuel Maclay (DR) | Andrew Gregg (DR) | 15DR, 3F | James Madison/ George Clinton (DR) Y |
| 1809 | Simon Snyder (DR) | not an elected office | 19DR, 7Quid, 5F | 74DR, 21F | Michael Leib (DR) | Andrew Gregg (DR) | 16DR, 2F | James Madison/ George Clinton (DR) Y |
| 1810 | Simon Snyder (DR) | not an elected office | 22DR, 6F, 3Quid | 73DR, 15F, 7Quid | Michael Leib (DR) | Andrew Gregg (DR) | 16DR, 2F | James Madison/ George Clinton (DR) Y |
| 1811 | Simon Snyder (DR) | not an elected office | 21DR, 7F, 3Quid | 72DR, 17F, 6Quid | Michael Leib (DR) | Andrew Gregg (DR) | 17DR, 1F | James Madison/ George Clinton (DR) Y |
| 1812 | Simon Snyder (DR) | not an elected office | 26DR, 5F | 84DR, 11F | Michael Leib (DR) | Andrew Gregg (DR) | 17DR, 1F | James Madison/ Elbridge Gerry (DR) Y |
| 1813 | Simon Snyder (DR) | not an elected office | 26DR, 5F | 77DR, 18F | Michael Leib (DR) | Abner Lacock (DR) | 22DR, 1F | James Madison/ Elbridge Gerry (DR) Y |
| 1814 | Simon Snyder (DR) | not an elected office | 25DR, 6F | 85DR, 10F | Jonathan Roberts (DR) | Abner Lacock (DR) | 21DR, 2F | James Madison/ Elbridge Gerry (DR) Y |
| 1815 | Simon Snyder (DR) | not an elected office | 21DR, 10F | 71DR, 24F | Jonathan Roberts (DR) | Abner Lacock (DR) | 19DR, 4F | James Madison/ Elbridge Gerry (DR) Y |
| 1816 | Simon Snyder (DR) | not an elected office | 19DR, 12F | 71DR, 26F | Jonathan Roberts (DR) | Abner Lacock (DR) | 19DR, 4F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1817 | Simon Snyder (DR) | not an elected office | 19DR, 12F | 57DR, 30F, 10Quid | Jonathan Roberts (DR) | Abner Lacock (DR) | 19DR, 4F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1818 | William Findlay (DR) | not an elected office | 19DR, 12F | 55DR, 42F | Jonathan Roberts (DR) | Abner Lacock (DR) | 19DR, 4F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1819 | William Findlay (DR) | not an elected office | 20DR, 11F | 64DR, 33F | Jonathan Roberts (DR) | Walter Lowrie (DR) | 19DR, 4F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1820 | William Findlay (DR) | not an elected office | 23DR, 6F, 2Quid | 67DR, 24F, 6Quid | Jonathan Roberts (DR) | Walter Lowrie (DR) | 18DR, 5F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1821 | Joseph Hiester (DR) | not an elected office | 20DR, 11F | 52F, 45DR | vacant | Walter Lowrie (DR) | 15DR, 8F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1822 | Joseph Hiester (DR) | not an elected office | 17DR, 14F | 67DR, 30F | William Findlay (DR) | Walter Lowrie (DR) | 16DR, 7F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1823 | Joseph Hiester (DR) | not an elected office | 23DR, 10F | 71DR, 29F | William Findlay (DR) | Walter Lowrie (DR) | 20DR, 6F | James Monroe/ Daniel D. Tompkins (DR) Y |
| 1824 | John Andrew Shulze (DR) | not an elected office | 21DR, 11F, 1? | 77DR, 23F | William Findlay (DR) | Walter Lowrie (DR) | 20DR, 6F | Andrew Jackson/ John C. Calhoun (DR) N |
| 1825 | John Andrew Shulze (DR) | not an elected office | 26DR, 7F | 79DR, 21F | William Findlay (J) | William Marks (NR) | 14J, 11DR, 1F | Andrew Jackson/ John C. Calhoun (DR) N |
| 1826 | John Andrew Shulze (DR) | not an elected office | 27DR, 6F | 77DR, 23F | William Findlay (J) | William Marks (NR) | 17J, 9DR | Andrew Jackson/ John C. Calhoun (DR) N |
| 1827 | John Andrew Shulze (DR) | not an elected office | 27DR, 6F | 74DR, 26F | Isaac D. Barnard (J) | William Marks (NR) | 22J, 3DR, 1NR | Andrew Jackson/ John C. Calhoun (DR) N |
| 1828 | John Andrew Shulze (DR) | not an elected office | 26J, 7NR | 76J, 22NR, 2 vac. | Isaac D. Barnard (J) | William Marks (NR) | 22J, 3DR, 1NR | Andrew Jackson/ John C. Calhoun (D) Y |
| 1829 | John Andrew Shulze (DR) | not an elected office | 26J, 7NR | 89J, 11NR | Isaac D. Barnard (J) | William Marks (NR) | 24J, 1A-M, 1NR | Andrew Jackson/ John C. Calhoun (D) Y |
| 1830 | George Wolf (J) | not an elected office | 26J, 6NR, 1A-M | 87J, 13A-M | Isaac D. Barnard (J) | William Marks (NR) | 24J, 1A-M, 1NR | Andrew Jackson/ John C. Calhoun (D) Y |
| 1831 | George Wolf (J) | not an elected office | 25J, 5NR, 4A-M | 72J, 28A-M | Isaac D. Barnard (J) | William Wilkins (J) | 17J, 7A-M, 2NR | Andrew Jackson/ John C. Calhoun (D) Y |
| 1832 | George Wolf (J) | not an elected office | 23J, 6A-M, 4NR | 74J, 22A-M, 4NR | George M. Dallas (J) | William Wilkins (J) | 17J, 7A-M, 2NR | Andrew Jackson/ Martin Van Buren (D) Y |
| 1833 | George Wolf (J) | not an elected office | 22J, 9A-M, 2NR | 61J, 33A-M, 5NR, 1? | Samuel McKean (J) | William Wilkins (J) | 14J, 10A-M, 4NR | Andrew Jackson/ Martin Van Buren (D) Y |
| 1834 | George Wolf (J) | not an elected office | 24J, 7A-M, 2NR | 64J, 25A-M, 11NR | Samuel McKean (J) | William Wilkins (J) | 14J, 10A-M, 4NR | Andrew Jackson/ Martin Van Buren (D) Y |
| 1835 | George Wolf (J) | not an elected office | 25J, 6A-M, 2W | 62J, 27A-M, 11W | Samuel McKean (J) | James Buchanan (J) | 17J, 7A-M, 4NR | Andrew Jackson/ Martin Van Buren (D) Y |
| 1836 | Joseph Ritner (A-M) | not an elected office | 23D, 9A-M, 1W | 72A-M/W, 28D | Samuel McKean (J) | James Buchanan (J) | 17J, 7A-M, 4NR | Martin Van Buren/ Richard Mentor Johnson (D) Y |
| 1837 | Joseph Ritner (A-M) | not an elected office | 15D, 12W, 6A-M | 72D, 21A-M, 7W | Samuel McKean (D) | James Buchanan (D) | 16D, 7A-M, 3W, 2J | Martin Van Buren/ Richard Mentor Johnson (D) Y |
| 1838 | Joseph Ritner (A-M) | not an elected office | 19W, 14D | 56D, 44W | Samuel McKean (D) | James Buchanan (D) | 16D, 7A-M, 3W, 2J | Martin Van Buren/ Richard Mentor Johnson (D) Y |
| 1839 | David R. Porter (D) | not an elected office | 18W, 15D | 56D, 44W | vacant | James Buchanan (D) | 17D, 6W, 5A-M | Martin Van Buren/ Richard Mentor Johnson (D) Y |
| 1840 | David R. Porter (D) | not an elected office | 17D, 16W | 69D, 31W | Daniel Sturgeon (D) | James Buchanan (D) | 17D, 6W, 5A-M | William Henry Harrison/ John Tyler (W) Y |
| 1841 | David R. Porter (D) | not an elected office | 20W, 13D | 55W, 45D | Daniel Sturgeon (D) | James Buchanan (D) | 15D, 13W | William Henry Harrison/ John Tyler (W) Y |
| 1842 | David R. Porter (D) | not an elected office | 17W, 16D | 64D, 34W, 2WM | Daniel Sturgeon (D) | James Buchanan (D) | 15D, 13W | William Henry Harrison/ John Tyler (W) Y |
| 1843 | David R. Porter (D) | not an elected office | 19D, 14W | 57D, 40W, 2WM, 1I | Daniel Sturgeon (D) | James Buchanan (D) | 12D, 12W | William Henry Harrison/ John Tyler (W) Y |
| 1844 | David R. Porter (D) | not an elected office | 22D, 11W | 58D, 42W | Daniel Sturgeon (D) | James Buchanan (D) | 13W, 11D | James K. Polk/ George M. Dallas (D) Y |
| 1845 | Francis R. Shunk (D) | not an elected office | 21D, 11W, 1KN | 51D, 41W, 8KN | Daniel Sturgeon (D) | Simon Cameron (D) | 12D, 10W, 2KN | James K. Polk/ George M. Dallas (D) Y |
| 1846 | Francis R. Shunk (D) | not an elected office | 18W, 14D, 1KN | 67D, 33W | Daniel Sturgeon (D) | Simon Cameron (D) | 12D, 10W, 2KN | James K. Polk/ George M. Dallas (D) Y |
| 1847 | Francis R. Shunk (D) | not an elected office | 18W, 14D, 1KN | 56W, 44D | Daniel Sturgeon (D) | Simon Cameron (D) | 16W, 7D, 1KN | James K. Polk/ George M. Dallas (D) Y |
| 1848 | Francis R. Shunk (D) | not an elected office | 19W, 14D | 64D, 36W | Daniel Sturgeon (D) | Simon Cameron (D) | 15W, 8D, 1KN | Zachary Taylor/ Millard Fillmore (W) Y |
| 1848 | William F. Johnston (W) | not an elected office | 19W, 14D | 64D, 36W | Daniel Sturgeon (D) | Simon Cameron (D) | 15W, 8D, 1KN | Zachary Taylor/ Millard Fillmore (W) Y |
| 1849 | William F. Johnston (W) | not an elected office | 21W, 12D | 50D, 45W, 5KN | Daniel Sturgeon (D) | James Cooper (W) | 11W, 11D, 1KN, 1FS | Zachary Taylor/ Millard Fillmore (W) Y |
| 1850 | William F. Johnston (W) | not an elected office | 17D, 16W | 59D, 41W | Daniel Sturgeon (D) | James Cooper (W) | 11W, 11D, 1KN, 1FS | Zachary Taylor/ Millard Fillmore (W) Y |
| 1851 | William F. Johnston (W) | Ephraim Banks (D) | 16W, 16D, 1I | 60D, 36W, 2ID, 1IW, 1 vac. | Richard Brodhead (D) | James Cooper (W) | 15D, 9W | Zachary Taylor/ Millard Fillmore (W) Y |
| 1852 | William Bigler (D) | Ephraim Banks (D) | 17W, 16D | 58D, 37W, 5KN | Richard Brodhead (D) | James Cooper (W) | 15D, 9W | Franklin Pierce/ William R. King (D) Y |
| 1853 | William Bigler (D) | Ephraim Banks (D) | 17W, 15D, 1KN | 62D, 38W | Richard Brodhead (D) | James Cooper (W) | 16D, 9W | Franklin Pierce/ William R. King (D) Y |
| 1854 | William Bigler (D) | Ephraim Banks (D) | 18D, 14W, 1KN | 70D, 26W, 4KN | Richard Brodhead (D) | James Cooper (W) | 16D, 9W | Franklin Pierce/ William R. King (D) Y |
| 1855 | James Pollock (W) | Ephraim Banks (D) | 17D, 15W, 1KN | 46W, 32D, 22KN | Richard Brodhead (D) | vacant | 13O, 7D, 3W, 1R, 1KN | Franklin Pierce/ William R. King (D) Y |
| 1856 | James Pollock (W) | Ephraim Banks (D) | 17D, 16Fus | 66D, 34Fus | Richard Brodhead (D) | William Bigler (D) | 13O, 7D, 3W, 1R, 1KN | James Buchanan/ John C. Breckinridge (D) Y |
| 1857 | James Pollock (W) | Jacob Fry Jr. (D) | 18Fus, 15D | 53D, 47Fus | Simon Cameron (R) | William Bigler (D) | 15D, 10R | James Buchanan/ John C. Breckinridge (D) Y |
| 1858 | William F. Packer (D) | Jacob Fry Jr. (D) | 21D, 12R | 68D, 30R, 2I | Simon Cameron (R) | William Bigler (D) | 14D, 11R | James Buchanan/ John C. Breckinridge (D) Y |
| 1859 | William F. Packer (D) | Jacob Fry Jr. (D) | 17D, 16R | 67R, 33D | Simon Cameron (R) | William Bigler (D) | 20R, 5D | James Buchanan/ John C. Breckinridge (D) Y |
| 1860 | William F. Packer (D) | Thomas E. Cochran (R) | 21R, 12D | 66R, 34D | Simon Cameron (R) | William Bigler (D) | 20R, 5D | Abraham Lincoln/ Hannibal Hamlin (R) Y |
| 1861 | Andrew Gregg Curtin (R) | Thomas E. Cochran (R) | 27R, 6D | 71R, 29D | David Wilmot (R) | Edgar Cowan (R) | 19R, 6D | Abraham Lincoln/ Hannibal Hamlin (R) Y |
| 1862 | Andrew Gregg Curtin (R) | Thomas E. Cochran (R) | 23R, 10D | 51D, 49R | David Wilmot (R) | Edgar Cowan (R) | 17R, 8D | Abraham Lincoln/ Hannibal Hamlin (R) Y |
| 1863 | Andrew Gregg Curtin (R) | Isaac Slenker (D) | 21R, 12D | 55D, 45R | Charles R. Buckalew (D) | Edgar Cowan (R) | 12R, 12D | Abraham Lincoln/ Hannibal Hamlin (R) Y |
| 1864 | Andrew Gregg Curtin (R) | Isaac Slenker (D) | 17R, 16D | 52R, 48D | Charles R. Buckalew (D) | Edgar Cowan (R) | 12R, 12D | Abraham Lincoln/ Andrew Johnson (NU) Y |
| 1865 | Andrew Gregg Curtin (R) | Isaac Slenker (D) | 20R, 13D | 64R, 36D | Charles R. Buckalew (D) | Edgar Cowan (R) | 15R, 9D | Abraham Lincoln/ Andrew Johnson (NU) Y |
| 1866 | Andrew Gregg Curtin (R) | John F. Hartranft (R) | 21R, 12D | 67R, 33D | Charles R. Buckalew (D) | Edgar Cowan (R) | 16R, 8D | Abraham Lincoln/ Andrew Johnson (NU) Y |
| 1867 | John W. Geary (R) | John F. Hartranft (R) | 21R, 12D | 62R, 38D | Charles R. Buckalew (D) | Simon Cameron (R) | 18R, 6D | Abraham Lincoln/ Andrew Johnson (NU) Y |
| 1868 | John W. Geary (R) | John F. Hartranft (R) | 19R, 14D | 54R, 46D | Charles R. Buckalew (D) | Simon Cameron (R) | 18R, 6D | Ulysses S. Grant/ Schuyler Colfax (R) Y |
| 1869 | John W. Geary (R) | John F. Hartranft (R) | 18R, 15D | 62R, 38D | John Scott (R) | Simon Cameron (R) | 16R, 8D | Ulysses S. Grant/ Schuyler Colfax (R) Y |
| 1870 | John W. Geary (R) | John F. Hartranft (R) | 18R, 15D | 60R, 40D | John Scott (R) | Simon Cameron (R) | 18R, 6D | Ulysses S. Grant/ Schuyler Colfax (R) Y |
| 1871 | John W. Geary (R) | John F. Hartranft (R) | 17D, 16R | 55R, 45D | John Scott (R) | Simon Cameron (R) | 13R, 11D | Ulysses S. Grant/ Schuyler Colfax (R) Y |
| 1872 | John W. Geary (R) | John F. Hartranft (R) | 17R, 16D | 63R, 39D, 1I | John Scott (R) | Simon Cameron (R) | 13R, 11D | Ulysses S. Grant/ Henry Wilson (R) Y |
| 1872 | John W. Geary (R) | C. D. Brigham | 17R, 16D | 63R, 39D, 1I | John Scott (R) | Simon Cameron (R) | 13R, 11D | Ulysses S. Grant/ Henry Wilson (R) Y |

### 1873–1978

| Year | Executive offices | Executive offices | Executive offices | Executive offices | State Legislature | State Legislature | United States Congress | United States Congress | United States Congress | Electoral votes |
| Year | Governor | Lieutenant Governor | Auditor General | Treasurer | Senate | House | Senator (Class I) | Senator (Class III) | House | Electoral votes |
| 1873 | John F. Hartranft (R) | no such office | Harrison Allen (R) | Robert W. Mackey (R) | 18R, 14D, 1LR | 60R, 39D, 1I | John Scott (R) | Simon Cameron (R) | 22R, 5D | |
| 1874 | John F. Hartranft (R) | no such office | Harrison Allen (R) | Robert W. Mackey (R) | 20R, 12D, 1LR | 57R, 43D | John Scott (R) | Simon Cameron (R) | 22R, 5D | |
| 1875 | John F. Hartranft (R) | John Latta (D) | Justus F. Temple (D) | Robert W. Mackey (R) | 30R, 20D | 110D, 89R, 1I, 1Proh | William A. Wallace (D) | Simon Cameron (R) | 17D, 10R | |
| 1876 | John F. Hartranft (R) | John Latta (D) | Justus F. Temple (D) | Henry Rawle (R) | 29R, 21D | 110D, 89R, 1I, 1Proh | William A. Wallace (D) | Simon Cameron (R) | 18D, 9R | Rutherford B. Hayes/ William A. Wheeler (R) Y |
| 1877 | John F. Hartranft (R) | John Latta (D) | Justus F. Temple (D) | Henry Rawle (R) | 31R, 19D | 119R, 81D, 1ID | William A. Wallace (D) | J. Donald Cameron (R) | 17R, 10D | Rutherford B. Hayes/ William A. Wheeler (R) Y |
| 1878 | John F. Hartranft (R) | John Latta (D) | William P. Schell (D) | Amos C. Noyes (D) | 31R, 19D | 119R, 81D, 1ID | William A. Wallace (D) | J. Donald Cameron (R) | 17R, 10D | Rutherford B. Hayes/ William A. Wheeler (R) Y |
| 1879 | Henry M. Hoyt (R) | Charles W. Stone (R) | William P. Schell (D) | Amos C. Noyes (D) | 32R, 17D, 1GB | 107R, 77D, 17GB | William A. Wallace (D) | J. Donald Cameron (R) | 17R, 8D, 2GB | Rutherford B. Hayes/ William A. Wheeler (R) Y |
| 1880 | Henry M. Hoyt (R) | Charles W. Stone (R) | William P. Schell (D) | Samuel Butler (R) | 32R, 17D, 1GB | 107R, 77D, 17GB | William A. Wallace (D) | J. Donald Cameron (R) | 17R, 8D, 2GB | James A. Garfield/ Chester A. Arthur (R) Y |
| 1881 | Henry M. Hoyt (R) | Charles W. Stone (R) | John A. Lemon (R) | Samuel Butler (R) | 32R, 17D, 1GB | 121R, 78D, 1GB, 1Fus-D | John I. Mitchell (R) | J. Donald Cameron (R) | 18R, 7D, 2GB | James A. Garfield/ Chester A. Arthur (R) Y |
| 1882 | Henry M. Hoyt (R) | Charles W. Stone (R) | John A. Lemon (R) | Silas M. Bailey (R) | 32R, 17D, 1GB | 121R, 78D, 1GB, 1Fus-D | John I. Mitchell (R) | J. Donald Cameron (R) | 18R, 7D, 2GB | James A. Garfield/ Chester A. Arthur (R) Y |
| 1883 | Robert E. Pattison (D) | Chauncey Forward Black (D) | John A. Lemon (R) | Silas M. Bailey (R) | 30R, 20D | 113D, 88R | John I. Mitchell (R) | J. Donald Cameron (R) | 15R, 12D, 1GB | James A. Garfield/ Chester A. Arthur (R) Y |
| 1884 | Robert E. Pattison (D) | Chauncey Forward Black (D) | Jerome B. Niles (R) | William Livsey (R) | 30R, 20D | 113D, 88R | John I. Mitchell (R) | J. Donald Cameron (R) | 15R, 12D, 1GB | James G. Blaine/ John A. Logan (R) N |
| 1885 | Robert E. Pattison (D) | Chauncey Forward Black (D) | Jerome B. Niles (R) | William Livsey (R) | 31R, 19D | 140R, 60D, 1GBR | John I. Mitchell (R) | J. Donald Cameron (R) | 20R, 8D | James G. Blaine/ John A. Logan (R) N |
| 1886 | Robert E. Pattison (D) | Chauncey Forward Black (D) | Jerome B. Niles (R) | Matthew Quay (R) | 31R, 19D | 140R, 60D, 1GBR | John I. Mitchell (R) | J. Donald Cameron (R) | 20R, 8D | James G. Blaine/ John A. Logan (R) N |
| 1887 | James A. Beaver (R) | William T. Davies (R) | A. Wilson Norris | William Livsey (R) | 34R, 16D | 131R, 69D, 1GBL | Matthew Quay (R) | J. Donald Cameron (R) | 20R, 8D | James G. Blaine/ John A. Logan (R) N |
| 1888 | James A. Beaver (R) | William T. Davies (R) | A. Wilson Norris | William B. Hart (R) | 34R, 16D | 131R, 69D, 1GBL | Matthew Quay (R) | J. Donald Cameron (R) | 20R, 8D | Benjamin Harrison/ Levi P. Morton (R) Y |
| 1888 | James A. Beaver (R) | William T. Davies (R) | Thomas McCamant (R) | William B. Hart (R) | 34R, 16D | 131R, 69D, 1GBL | Matthew Quay (R) | J. Donald Cameron (R) | 20R, 8D | Benjamin Harrison/ Levi P. Morton (R) Y |
| 1889 | James A. Beaver (R) | William T. Davies (R) | Thomas McCamant (R) | William Livsey (R) | 34R, 16D | 144R, 60D | Matthew Quay (R) | J. Donald Cameron (R) | 21 R, 7D | Benjamin Harrison/ Levi P. Morton (R) Y |
| 1890 | James A. Beaver (R) | William T. Davies (R) | Thomas McCamant (R) | Henry K. Boyer (R) | 34R, 16D | 144R, 60D | Matthew Quay (R) | J. Donald Cameron (R) | 21 R, 7D | Benjamin Harrison/ Levi P. Morton (R) Y |
| 1891 | Robert E. Pattison (D) | Louis Arthur Watres (R) | Thomas McCamant (R) | Henry K. Boyer (R) | 31R, 19D | 122R, 79D, 3Fus | Matthew Quay (R) | J. Donald Cameron (R) | 18R, 10D | Benjamin Harrison/ Levi P. Morton (R) Y |
| 1892 | Robert E. Pattison (D) | Louis Arthur Watres (R) | David McMurtrie Gregg (R) | John Wallace Morrison (R) | 31R, 19D | 122R, 79D, 3Fus | Matthew Quay (R) | J. Donald Cameron (R) | 17R, 11D | Benjamin Harrison/ Whitelaw Reid (R) N |
| 1893 | Robert E. Pattison (D) | Louis Arthur Watres (R) | David McMurtrie Gregg (R) | John Wallace Morrison (R) | 33R, 17D | 135R, 69D | Matthew Quay (R) | J. Donald Cameron (R) | 20R, 10D | Benjamin Harrison/ Whitelaw Reid (R) N |
| 1894 | Robert E. Pattison (D) | Louis Arthur Watres (R) | David McMurtrie Gregg (R) | Samuel Jackson (R) | 33R, 17D | 135R, 69D | Matthew Quay (R) | J. Donald Cameron (R) | 20R, 10D | Benjamin Harrison/ Whitelaw Reid (R) N |
| 1895 | Daniel H. Hastings (R) | Walter Lyon (R) | Amos H. Mylin | Samuel Jackson (R) | 44R, 6D | 175R, 29D | Matthew Quay (R) | J. Donald Cameron (R) | 28R, 2D | Benjamin Harrison/ Whitelaw Reid (R) N |
| 1896 | Daniel H. Hastings (R) | Walter Lyon (R) | Amos H. Mylin | Benjamin J. Haywood (R) | 44R, 6D | 175R, 29D | Matthew Quay (R) | J. Donald Cameron (R) | 28R, 2D | William McKinley/ Garret Hobart (R) Y |
| 1897 | Daniel H. Hastings (R) | Walter Lyon (R) | Amos H. Mylin | Benjamin J. Haywood (R) | 44R, 6D | 172R, 32D | Matthew Quay (R) | Boies Penrose (R) | 27R, 3D | William McKinley/ Garret Hobart (R) Y |
| 1898 | Daniel H. Hastings (R) | Walter Lyon (R) | Levi G. McCauley (R) | James S. Beacom (R) | 44R, 6D | 172R, 32D | Matthew Quay (R) | Boies Penrose (R) | 27R, 3D | William McKinley/ Garret Hobart (R) Y |
| 1899 | William A. Stone (R) | John P. S. Gobin (R) | Levi G. McCauley (R) | James S. Beacom (R) | 37R, 13D | 127R, 71D, 6Fus | vacant | Boies Penrose (R) | 20R, 10D | William McKinley/ Garret Hobart (R) Y |
| 1900 | William A. Stone (R) | John P. S. Gobin (R) | Levi G. McCauley (R) | James E. Barnett (R) | 37R, 13D | 127R, 71D, 6Fus | vacant | Boies Penrose (R) | 20R, 10D | William McKinley/ Theodore Roosevelt (R) Y |
| 1901 | William A. Stone (R) | John P. S. Gobin (R) | Edmund B. Hardenbergh (R) | James E. Barnett (R) | 38R, 12D | 156R, 48D | Matthew Quay (R) | Boies Penrose (R) | 26R, 4D | William McKinley/ Theodore Roosevelt (R) Y |
| 1902 | William A. Stone (R) | John P. S. Gobin (R) | Edmund B. Hardenbergh (R) | Frank G. Harris (R) | 38R, 12D | 156R, 48D | Matthew Quay (R) | Boies Penrose (R) | 26R, 4D | William McKinley/ Theodore Roosevelt (R) Y |
| 1903 | Samuel W. Pennypacker (R) | William M. Brown (R) | Edmund B. Hardenbergh (R) | Frank G. Harris (R) | 40R, 10D | 160R, 44D | Matthew Quay (R) | Boies Penrose (R) | 28R, 4D | William McKinley/ Theodore Roosevelt (R) Y |
| 1904 | Samuel W. Pennypacker (R) | William M. Brown (R) | William Preston Snyder (R) | William L. Mathues (R) | 40R, 10D | 160R, 44D | Matthew Quay (R) | Boies Penrose (R) | 29R, 3D | Theodore Roosevelt/ Charles W. Fairbanks (R) Y |
| 1904 | Samuel W. Pennypacker (R) | William M. Brown (R) | William Preston Snyder (R) | William L. Mathues (R) | 40R, 10D | 160R, 44D | Philander C. Knox (R) | Boies Penrose (R) | 29R, 3D | Theodore Roosevelt/ Charles W. Fairbanks (R) Y |
| 1905 | Samuel W. Pennypacker (R) | William M. Brown (R) | William Preston Snyder (R) | William L. Mathues (R) | 40R, 10D | 187R, 17D | Philander C. Knox (R) | Boies Penrose (R) | 31R, 1D | Theodore Roosevelt/ Charles W. Fairbanks (R) Y |
| 1906 | Samuel W. Pennypacker (R) | William M. Brown (R) | William Preston Snyder (R) | William H. Berry (D) | 40R, 10D | 187R, 17D | Philander C. Knox (R) | Boies Penrose (R) | 31R, 1D | Theodore Roosevelt/ Charles W. Fairbanks (R) Y |
| 1907 | Edwin Sydney Stuart (R) | Robert S. Murphy (R) | Robert K. Young (R) | William H. Berry (D) | 40R, 10D | 157R, 50D | Philander C. Knox (R) | Boies Penrose (R) | 25R, 7D | Theodore Roosevelt/ Charles W. Fairbanks (R) Y |
| 1908 | Edwin Sydney Stuart (R) | Robert S. Murphy (R) | Robert K. Young (R) | John O. Sheatz (R) | 40R, 10D | 157R, 50D | Philander C. Knox (R) | Boies Penrose (R) | 25R, 7D | William Howard Taft/ James S. Sherman (R) Y |
| 1909 | Edwin Sydney Stuart (R) | Robert S. Murphy (R) | Robert K. Young (R) | John O. Sheatz (R) | 39R, 11D | 173R, 34D | George T. Oliver (R) | Boies Penrose (R) | 27R, 5D | William Howard Taft/ James S. Sherman (R) Y |
| 1910 | Edwin Sydney Stuart (R) | Robert S. Murphy (R) | A. E. Sisson (R) | John O. Sheatz (R) | 39R, 11D | 173R, 34D | George T. Oliver (R) | Boies Penrose (R) | 27R, 5D | William Howard Taft/ James S. Sherman (R) Y |
| 1911 | John K. Tener (R) | John Merriman Reynolds (R) | A. E. Sisson (R) | Charles Frederick Wright (R) | 38R, 18D | 162R, 44D, 1Soc | George T. Oliver (R) | Boies Penrose (R) | 23R, 9D | William Howard Taft/ James S. Sherman (R) Y |
| 1912 | John K. Tener (R) | John Merriman Reynolds (R) | A. E. Sisson (R) | Charles Frederick Wright (R) | 38R, 18D | 162R, 44D, 1Soc | George T. Oliver (R) | Boies Penrose (R) | 24R, 8D | Theodore Roosevelt/ Hiram Johnson (Prog) N |
| 1913 | John K. Tener (R) | John Merriman Reynolds (R) | Archibald W. Powell (R) | Robert K. Young (R) | 34R, 13D, 3Prog | 127R, 57D, 14Prog, 9Wash | George T. Oliver (R) | Boies Penrose (R) | 22R, 12D, 2Prog | Theodore Roosevelt/ Hiram Johnson (Prog) N |
| 1914 | John K. Tener (R) | John Merriman Reynolds (R) | Archibald W. Powell (R) | Robert K. Young (R) | 34R, 13D, 3Prog | 127R, 57D, 14Prog, 9Wash | George T. Oliver (R) | Boies Penrose (R) | 22R, 12D, 2Prog | Theodore Roosevelt/ Hiram Johnson (Prog) N |
| 1915 | Martin Grove Brumbaugh (R) | Frank B. McClain (R) | Archibald W. Powell (R) | Robert K. Young (R) | 38R, 11D, 1Prog | 164R, 41D, 1Soc, 1Prog | George T. Oliver (R) | Boies Penrose (R) | 30R, 6D | Theodore Roosevelt/ Hiram Johnson (Prog) N |
| 1916 | Martin Grove Brumbaugh (R) | Frank B. McClain (R) | Archibald W. Powell (R) | Robert K. Young (R) | 38R, 11D, 1Prog | 164R, 41D, 1Soc, 1Prog | George T. Oliver (R) | Boies Penrose (R) | 30R, 6D | Charles Evans Hughes/ Charles W. Fairbanks (R) N |
| 1917 | Martin Grove Brumbaugh (R) | Frank B. McClain (R) | Charles A. Snyder (R) | Harmon M. Kephart (R) | 39R, 10D, 1Prog | 169R, 37D, 1Soc, 1Prog | Philander C. Knox (R) | Boies Penrose (R) | 29R, 6D, 1Prog | Charles Evans Hughes/ Charles W. Fairbanks (R) N |
| 1918 | Martin Grove Brumbaugh (R) | Frank B. McClain (R) | Charles A. Snyder (R) | Harmon M. Kephart (R) | 39R, 10D, 1Prog | 169R, 37D, 1Soc, 1Prog | Philander C. Knox (R) | Boies Penrose (R) | 28R, 7D, 1Prog | Charles Evans Hughes/ Charles W. Fairbanks (R) N |
| 1919 | William Cameron Sproul (R) | Edward E. Beidleman (R) | Charles A. Snyder (R) | Harmon M. Kephart (R) | 44R, 6D | 184R, 23D | Philander C. Knox (R) | Boies Penrose (R) | 29R, 7D | Charles Evans Hughes/ Charles W. Fairbanks (R) N |
| 1920 | William Cameron Sproul (R) | Edward E. Beidleman (R) | Charles A. Snyder (R) | Harmon M. Kephart (R) | 44R, 6D | 184R, 23D | Philander C. Knox (R) | Boies Penrose (R) | 30R, 6D | Warren G. Harding/ Calvin Coolidge (R) Y |
| 1921 | William Cameron Sproul (R) | Edward E. Beidleman (R) | Samuel S. Lewis (R) | Charles A. Snyder (R) | 47R, 3D | 193R, 14D | Philander C. Knox (R) | Boies Penrose (R) | 35R, 1D | Warren G. Harding/ Calvin Coolidge (R) Y |
| 1921 | William Cameron Sproul (R) | Edward E. Beidleman (R) | Samuel S. Lewis (R) | Charles A. Snyder (R) | 47R, 3D | 193R, 14D | William E. Crow (R) | Boies Penrose (R) | 35R, 1D | Warren G. Harding/ Calvin Coolidge (R) Y |
| 1922 | William Cameron Sproul (R) | Edward E. Beidleman (R) | Samuel S. Lewis (R) | Charles A. Snyder (R) | 47R, 3D | 193R, 14D | William E. Crow (R) | George W. Pepper (R) | 35R, 1D | Warren G. Harding/ Calvin Coolidge (R) Y |
| 1922 | William Cameron Sproul (R) | Edward E. Beidleman (R) | Samuel S. Lewis (R) | Charles A. Snyder (R) | 47R, 3D | 193R, 14D | David A. Reed (R) | George W. Pepper (R) | 35R, 1D | Warren G. Harding/ Calvin Coolidge (R) Y |
| 1923 | Gifford Pinchot (R) | David J. Davis (R) | Samuel S. Lewis (R) | Charles A. Snyder (R) | 43R, 7D | 167R, 41D | David A. Reed (R) | George W. Pepper (R) | 30R, 6D | Warren G. Harding/ Calvin Coolidge (R) Y |
| 1924 | Gifford Pinchot (R) | David J. Davis (R) | Samuel S. Lewis (R) | Charles A. Snyder (R) | 43R, 7D | 167R, 41D | David A. Reed (R) | George W. Pepper (R) | 30R, 6D | Calvin Coolidge/ Charles G. Dawes (R) Y |
| 1925 | Gifford Pinchot (R) | David J. Davis (R) | Edward Martin (R) | Samuel S. Lewis (R) | 42R, 8D | 194R, 14D | David A. Reed (R) | George W. Pepper (R) | 36R | Calvin Coolidge/ Charles G. Dawes (R) Y |
| 1926 | Gifford Pinchot (R) | David J. Davis (R) | Edward Martin (R) | Samuel S. Lewis (R) | 42R, 8D | 194R, 14D | David A. Reed (R) | George W. Pepper (R) | 36R | Calvin Coolidge/ Charles G. Dawes (R) Y |
| 1927 | John Stuchell Fisher (R) | Arthur James (R) | Edward Martin (R) | Samuel S. Lewis (R) | 45R, 5D | 191R, 17D | David A. Reed (R) | William Scott Vare (R) | 34R, 2D | Calvin Coolidge/ Charles G. Dawes (R) Y |
| 1928 | John Stuchell Fisher (R) | Arthur James (R) | Edward Martin (R) | Samuel S. Lewis (R) | 45R, 5D | 191R, 17D | David A. Reed (R) | William Scott Vare (R) | 34R, 2D | Herbert Hoover/ Charles Curtis (R) Y |
| 1929 | John Stuchell Fisher (R) | Arthur James (R) | Charles A. Waters (R) | Edward Martin (R) | 44R, 6D | 192R, 16D | David A. Reed (R) | William Scott Vare (R) | 35R, 1D | Herbert Hoover/ Charles Curtis (R) Y |
| 1930 | John Stuchell Fisher (R) | Arthur James (R) | Charles A. Waters (R) | Edward Martin (R) | 44R, 6D | 192R, 16D | David A. Reed (R) | Joseph R. Grundy (R) | 36R | Herbert Hoover/ Charles Curtis (R) Y |
| 1931 | Gifford Pinchot (R) | Edward C. Shannon (R) | Charles A. Waters (R) | Edward Martin (R) | 46R, 4D | 184R, 22D, 2Soc | David A. Reed (R) | James J. Davis (R) | 33R, 3D | Herbert Hoover/ Charles Curtis (R) Y |
| 1932 | Gifford Pinchot (R) | Edward C. Shannon (R) | Charles A. Waters (R) | Edward Martin (R) | 46R, 4D | 184R, 22D, 2Soc | David A. Reed (R) | James J. Davis (R) | 33R, 3D | Herbert Hoover/ Charles Curtis (R) N |
| 1933 | Gifford Pinchot (R) | Edward C. Shannon (R) | Frank E. Baldwin (R) | Charles A. Waters (R) | 43R, 7D | 140R, 65D, 2I, 1Soc | David A. Reed (R) | James J. Davis (R) | 23R, 11D | Herbert Hoover/ Charles Curtis (R) N |
| 1934 | Gifford Pinchot (R) | Edward C. Shannon (R) | Frank E. Baldwin (R) | Charles A. Waters (R) | 43R, 7D | 140R, 65D, 2I, 1Soc | David A. Reed (R) | James J. Davis (R) | 22R, 12D | Herbert Hoover/ Charles Curtis (R) N |
| 1935 | George Howard Earle III (D) | Thomas Kennedy (D) | Frank E. Baldwin (R) | Charles A. Waters (R) | 31R, 19D | 117D, 89R, 2Soc | Joseph F. Guffey (D) | James J. Davis (R) | 23D, 11R | Herbert Hoover/ Charles Curtis (R) N |
| 1936 | George Howard Earle III (D) | Thomas Kennedy (D) | Frank E. Baldwin (R) | Charles A. Waters (R) | 31R, 19D | 117D, 89R, 2Soc | Joseph F. Guffey (D) | James J. Davis (R) | 23D, 11R | Franklin D. Roosevelt/ John Nance Garner (D) Y |
| 1937 | George Howard Earle III (D) | Thomas Kennedy (D) | Warren R. Roberts (D) | F. Clair Ross (D) | 34D, 16R | 154D, 54R | Joseph F. Guffey (D) | James J. Davis (R) | 27D, 7R | Franklin D. Roosevelt/ John Nance Garner (D) Y |
| 1938 | George Howard Earle III (D) | Thomas Kennedy (D) | Warren R. Roberts (D) | F. Clair Ross (D) | 34D, 16R | 154D, 54R | Joseph F. Guffey (D) | James J. Davis (R) | 27D, 7R | Franklin D. Roosevelt/ John Nance Garner (D) Y |
| 1939 | Arthur James (R) | Samuel S. Lewis (R) | Warren R. Roberts (D) | F. Clair Ross (D) | 27R, 23D | 129R, 79D | Joseph F. Guffey (D) | James J. Davis (R) | 19R, 15D | Franklin D. Roosevelt/ John Nance Garner (D) Y |
| 1940 | Arthur James (R) | Samuel S. Lewis (R) | Warren R. Roberts (D) | F. Clair Ross (D) | 27R, 23D | 129R, 79D | Joseph F. Guffey (D) | James J. Davis (R) | 19R, 15D | Franklin D. Roosevelt/ Henry A. Wallace (D) Y |
| 1941 | Arthur James (R) | Samuel S. Lewis (R) | F. Clair Ross (D) | G. Harold Wagner (D) | 32R, 18D | 126D, 82R | Joseph F. Guffey (D) | James J. Davis (R) | 19D, 15R | Franklin D. Roosevelt/ Henry A. Wallace (D) Y |
| 1942 | Arthur James (R) | Samuel S. Lewis (R) | F. Clair Ross (D) | G. Harold Wagner (D) | 32R, 18D | 126D, 82R | Joseph F. Guffey (D) | James J. Davis (R) | 19D, 15R | Franklin D. Roosevelt/ Henry A. Wallace (D) Y |
| 1943 | Edward Martin (R) | John C. Bell Jr. (R) | F. Clair Ross (D) | G. Harold Wagner (D) | 32R, 18D | 132R, 76D | Joseph F. Guffey (D) | James J. Davis (R) | 20R, 13D | Franklin D. Roosevelt/ Henry A. Wallace (D) Y |
| 1944 | Edward Martin (R) | John C. Bell Jr. (R) | F. Clair Ross (D) | G. Harold Wagner (D) | 32R, 18D | 132R, 76D | Joseph F. Guffey (D) | James J. Davis (R) | 21R, 12D | Franklin D. Roosevelt/ Harry S. Truman Y |
| 1945 | Edward Martin (R) | John C. Bell Jr. (R) | Ted A. Rosenberg | Ramsey S. Black (D) | 32R, 18D | 109R, 99D | Joseph F. Guffey (D) | Francis J. Myers (D) | 18R, 15D | Franklin D. Roosevelt/ Harry S. Truman Y |
| 1945 | Edward Martin (R) | John C. Bell Jr. (R) | G. Harold Wagner (D) | Ramsey S. Black (D) | 32R, 18D | 109R, 99D | Joseph F. Guffey (D) | Francis J. Myers (D) | 18R, 15D | Franklin D. Roosevelt/ Harry S. Truman Y |
| 1946 | Edward Martin (R) | John C. Bell Jr. (R) | G. Harold Wagner (D) | Ramsey S. Black (D) | 32R, 18D | 109R, 99D | Joseph F. Guffey (D) | Francis J. Myers (D) | 19R, 14D | Franklin D. Roosevelt/ Harry S. Truman Y |
| 1947 | John C. Bell Jr. (R) | vacant | G. Harold Wagner (D) | Ramsey S. Black (D) | 34R, 16D | 170R, 38D | Edward Martin (R) | Francis J. Myers (D) | 28R, 5D | Franklin D. Roosevelt/ Harry S. Truman Y |
| 1947 | James H. Duff (R) | Daniel Strickler (R) | G. Harold Wagner (D) | Ramsey S. Black (D) | 34R, 16D | 170R, 38D | Edward Martin (R) | Francis J. Myers (D) | 28R, 5D | Franklin D. Roosevelt/ Harry S. Truman Y |
| 1948 | James H. Duff (R) | Daniel Strickler (R) | G. Harold Wagner (D) | Ramsey S. Black (D) | 34R, 16D | 170R, 38D | Edward Martin (R) | Francis J. Myers (D) | 28R, 5D | Thomas E. Dewey/ Earl Warren (R) N |
| 1949 | James H. Duff (R) | Daniel Strickler (R) | Weldon Brinton Heyburn (R) | Charles R. Barber (R) | 35R, 15D | 117R, 91D | Edward Martin (R) | Francis J. Myers (D) | 17R, 16D | Thomas E. Dewey/ Earl Warren (R) N |
| 1950 | James H. Duff (R) | Daniel Strickler (R) | Weldon Brinton Heyburn (R) | Charles R. Barber (R) | 35R, 15D | 117R, 91D | Edward Martin (R) | Francis J. Myers (D) | 17R, 16D | Thomas E. Dewey/ Earl Warren (R) N |
| 1951 | John S. Fine (R) | Lloyd H. Wood (R) | Weldon Brinton Heyburn (R) | Charles R. Barber (R) | 30R, 20D | 120R, 88D | Edward Martin (R) | James H. Duff (R) | 20R, 13D | Thomas E. Dewey/ Earl Warren (R) N |
| 1952 | John S. Fine (R) | Lloyd H. Wood (R) | Weldon Brinton Heyburn (R) | Charles R. Barber (R) | 30R, 20D | 120R, 88D | Edward Martin (R) | James H. Duff (R) | 20R, 13D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1953 | John S. Fine (R) | Lloyd H. Wood (R) | Charles R. Barber (R) | Weldon Brinton Heyburn (R) | 32R, 18D | 110R, 98D | Edward Martin (R) | James H. Duff (R) | 19R, 11D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1954 | John S. Fine (R) | Lloyd H. Wood (R) | Charles R. Barber (R) | Weldon Brinton Heyburn (R) | 32R, 18D | 110R, 98D | Edward Martin (R) | James H. Duff (R) | 19R, 11D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1955 | George M. Leader (D) | Roy E. Furman (D) | Charles R. Barber (R) | Weldon Brinton Heyburn (R) | 26R, 24D | 112D, 98R | Edward Martin (R) | James H. Duff (R) | 16R, 14D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1956 | George M. Leader (D) | Roy E. Furman (D) | Charles R. Barber (R) | Weldon Brinton Heyburn (R) | 26R, 24D | 112D, 98R | Edward Martin (R) | James H. Duff (R) | 16R, 14D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1957 | George M. Leader (D) | Roy E. Furman (D) | Charles C. Smith (R) | Robert F. Kent (R) | 27R, 23D | 126R, 84D | Edward Martin (R) | Joseph S. Clark Jr. (D) | 17R, 13D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1958 | George M. Leader (D) | Roy E. Furman (D) | Charles C. Smith (R) | Robert F. Kent (R) | 27R, 23D | 126R, 84D | Edward Martin (R) | Joseph S. Clark Jr. (D) | 17R, 13D | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1959 | David L. Lawrence (D) | John Morgan Davis (D) | Charles C. Smith (R) | Robert F. Kent (R) | 28R, 22D | 108D, 102R | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 16D, 14R | Dwight D. Eisenhower/ Richard Nixon (R) Y |
| 1960 | David L. Lawrence (D) | John Morgan Davis (D) | Charles C. Smith (R) | Robert F. Kent (R) | 28R, 22D | 108D, 102R | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 16D, 14R | John F. Kennedy/ Lyndon B. Johnson (D) Y |
| 1961 | David L. Lawrence (D) | John Morgan Davis (D) | Thomas Z. Minehart (D) | Grace M. Sloan (D) | 25D, 25R | 109D, 101R | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 16R, 14D | John F. Kennedy/ Lyndon B. Johnson (D) Y |
| 1962 | David L. Lawrence (D) | John Morgan Davis (D) | Thomas Z. Minehart (D) | Grace M. Sloan (D) | 25D, 25R | 109D, 101R | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 16R, 14D | John F. Kennedy/ Lyndon B. Johnson (D) Y |
| 1963 | William Scranton (R) | Raymond P. Shafer (R) | Thomas Z. Minehart (D) | Grace M. Sloan (D) | 27R, 23D | 108R, 102D | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 14R, 13D | John F. Kennedy/ Lyndon B. Johnson (D) Y |
| 1964 | William Scranton (R) | Raymond P. Shafer (R) | Thomas Z. Minehart (D) | Grace M. Sloan (D) | 27R, 23D | 108R, 102D | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 14R, 13D | Lyndon B. Johnson/ Hubert Humphrey (D) Y |
| 1965 | William Scranton (R) | Raymond P. Shafer (R) | Grace M. Sloan (D) | Thomas Z. Minehart (D) | 28R, 22D | 116D, 93R | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 15D, 12R | Lyndon B. Johnson/ Hubert Humphrey (D) Y |
| 1966 | William Scranton (R) | Raymond P. Shafer (R) | Grace M. Sloan (D) | Thomas Z. Minehart (D) | 28R, 22D | 116D, 93R | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 15D, 12R | Lyndon B. Johnson/ Hubert Humphrey (D) Y |
| 1967 | Raymond P. Shafer (R) | Raymond J. Broderick (R) | Grace M. Sloan (D) | Thomas Z. Minehart (D) | 27R, 23D | 104R, 99D | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 14D, 13R | Lyndon B. Johnson/ Hubert Humphrey (D) Y |
| 1968 | Raymond P. Shafer (R) | Raymond J. Broderick (R) | Grace M. Sloan (D) | Thomas Z. Minehart (D) | 27R, 23D | 104R, 99D | Hugh Scott (R) | Joseph S. Clark Jr. (D) | 14D, 13R | Hubert Humphrey/ Edmund Muskie (D) N |
| 1969 | Raymond P. Shafer (R) | Raymond J. Broderick (R) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 27R, 23D | 107D, 96R | Hugh Scott (R) | Richard Schweiker (R) | 14D, 13R | Hubert Humphrey/ Edmund Muskie (D) N |
| 1970 | Raymond P. Shafer (R) | Raymond J. Broderick (R) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 27R, 23D | 107D, 96R | Hugh Scott (R) | Richard Schweiker (R) | 14D, 13R | Hubert Humphrey/ Edmund Muskie (D) N |
| 1971 | Milton Shapp (D) | Ernest Kline (D) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 26D, 24R | 113D, 90R | Hugh Scott (R) | Richard Schweiker (R) | 14D, 13R | Hubert Humphrey/ Edmund Muskie (D) N |
| 1972 | Milton Shapp (D) | Ernest Kline (D) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 26D, 24R | 113D, 90R | Hugh Scott (R) | Richard Schweiker (R) | 14D, 13R | Richard Nixon/ Spiro Agnew (R) Y |
| 1973 | Milton Shapp (D) | Ernest Kline (D) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 26D, 24R | 107R, 96D | Hugh Scott (R) | Richard Schweiker (R) | 13D, 12R | Richard Nixon/ Spiro Agnew (R) Y |
| 1974 | Milton Shapp (D) | Ernest Kline (D) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 26D, 24R | 107R, 96D | Hugh Scott (R) | Richard Schweiker (R) | 13D, 12R | Richard Nixon/ Spiro Agnew (R) Y |
| 1975 | Milton Shapp (D) | Ernest Kline (D) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 30D, 20R | 113D, 90R | Hugh Scott (R) | Richard Schweiker (R) | 14D, 11R | Richard Nixon/ Spiro Agnew (R) Y |
| 1976 | Milton Shapp (D) | Ernest Kline (D) | Bob Casey Sr. (D) | Grace M. Sloan (D) | 30D, 20R | 113D, 90R | Hugh Scott (R) | Richard Schweiker (R) | 14D, 11R | Jimmy Carter/ Walter Mondale (D) Y |
| 1977 | Milton Shapp (D) | Ernest Kline (D) | Al Benedict (D) | Robert E. Casey (D) | 31D, 19R | 118D, 85R | John Heinz (R) | Richard Schweiker (R) | 17D, 8R | Jimmy Carter/ Walter Mondale (D) Y |
| 1978 | Milton Shapp (D) | Ernest Kline (D) | Al Benedict (D) | Robert E. Casey (D) | 31D, 19R | 118D, 85R | John Heinz (R) | Richard Schweiker (R) | 17D, 8R | Jimmy Carter/ Walter Mondale (D) Y |

### 1978–present

| Year | Executive offices | Executive offices | Executive offices | Executive offices | Executive offices | State Legislature | State Legislature | United States Congress | United States Congress | United States Congress | Electoral votes |
| Year | Governor | Lieutenant Governor | Attorney General | Auditor General | Treasurer | Senate | House | Senator (Class I) | Senator (Class III) | House | Electoral votes |
| 1979 | Dick Thornburgh (R) | William Scranton III (R) | not an elected office | Al Benedict (D) | Robert E. Casey (D) | 28D, 22R | 102R, 101D | John Heinz (R) | Richard Schweiker (R) | 15D, 10R | |
| 1980 | Dick Thornburgh (R) | William Scranton III (R) | not an elected office | Al Benedict (D) | Robert E. Casey (D) | 28D, 22R | 102R, 101D | John Heinz (R) | Richard Schweiker (R) | 15D, 10R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1981 | Dick Thornburgh (R) | William Scranton III (R) | LeRoy Zimmerman (R) | Al Benedict (D) | R. Budd Dwyer (R) | 26R, 24D | 103R, 100D | John Heinz (R) | Arlen Specter (R) | 13D, 12R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1982 | Dick Thornburgh (R) | William Scranton III (R) | LeRoy Zimmerman (R) | Al Benedict (D) | R. Budd Dwyer (R) | 26R, 24D | 103R, 100D | John Heinz (R) | Arlen Specter (R) | 13D, 12R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1983 | Dick Thornburgh (R) | William Scranton III (R) | LeRoy Zimmerman (R) | Al Benedict (D) | R. Budd Dwyer (R) | 27R, 23D | 103D, 100R | John Heinz (R) | Arlen Specter (R) | 13D, 10R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1984 | Dick Thornburgh (R) | William Scranton III (R) | LeRoy Zimmerman (R) | Al Benedict (D) | R. Budd Dwyer (R) | 27R, 23D | 103D, 100R | John Heinz (R) | Arlen Specter (R) | 13D, 10R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1985 | Dick Thornburgh (R) | William Scranton III (R) | LeRoy Zimmerman (R) | Donald A. Bailey (D) | R. Budd Dwyer (R) | 27R, 23D | 103D, 100R | John Heinz (R) | Arlen Specter (R) | 13D, 10R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1986 | Dick Thornburgh (R) | William Scranton III (R) | LeRoy Zimmerman (R) | Donald A. Bailey (D) | R. Budd Dwyer (R) | 27R, 23D | 103D, 100R | John Heinz (R) | Arlen Specter (R) | 13D, 10R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1987 | Bob Casey Sr. (D) | Mark Singel (D) | LeRoy Zimmerman (R) | Donald A. Bailey (D) | G. Davis Greene Jr. (D) | 26R, 24D | 102D, 101R | John Heinz (R) | Arlen Specter (R) | 12D, 11R | Ronald Reagan/ George H. W. Bush (R) Y |
| 1988 | Bob Casey Sr. (D) | Mark Singel (D) | LeRoy Zimmerman (R) | Donald A. Bailey (D) | G. Davis Greene Jr. (D) | 26R, 24D | 102D, 101R | John Heinz (R) | Arlen Specter (R) | 12D, 11R | George H. W. Bush/ Dan Quayle (R) Y |
| 1989 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 27R, 23D | 104D, 99R | John Heinz (R) | Arlen Specter (R) | 12D, 11R | George H. W. Bush/ Dan Quayle (R) Y |
| 1990 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 27R, 23D | 104D, 99R | John Heinz (R) | Arlen Specter (R) | 12D, 11R | George H. W. Bush/ Dan Quayle (R) Y |
| 1991 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 26R, 24D | 107D, 96R | John Heinz (R) | Arlen Specter (R) | 12R, 11D | George H. W. Bush/ Dan Quayle (R) Y |
| 1991 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 26R, 24D | 107D, 96R | Harris Wofford (D) | Arlen Specter (R) | 12R, 11D | George H. W. Bush/ Dan Quayle (R) Y |
| 1992 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 26R, 24D | 107D, 96R | Harris Wofford (D) | Arlen Specter (R) | 12R, 11D | Bill Clinton/ Al Gore (D) Y |
| 1993 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 25D, 25R | 105D, 98R | Harris Wofford (D) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1994 | Bob Casey Sr. (D) | Mark Singel (D) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 26R, 24D | 105D, 98R | Harris Wofford (D) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1995 | Tom Ridge (R) | Mark Schweiker (R) | Ernie Preate (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 29R, 21D | 102R, 101D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1995 | Tom Ridge (R) | Mark Schweiker (R) | Tom Corbett (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 29R, 21D | 102R, 101D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1996 | Tom Ridge (R) | Mark Schweiker (R) | Tom Corbett (R) | Barbara Hafer (R) | Catherine Baker Knoll (D) | 29R, 21D | 102R, 101D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1997 | Tom Ridge (R) | Mark Schweiker (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 104R, 99D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1998 | Tom Ridge (R) | Mark Schweiker (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 104R, 99D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 1999 | Tom Ridge (R) | Mark Schweiker (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 103R, 100D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Bill Clinton/ Al Gore (D) Y |
| 2000 | Tom Ridge (R) | Mark Schweiker (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 103R, 100D | Rick Santorum (R) | Arlen Specter (R) | 11D, 10R | Al Gore/ Joe Lieberman (D) N |
| 2001 | Tom Ridge (R) | Mark Schweiker (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 104R, 99D | Rick Santorum (R) | Arlen Specter (R) | 11R, 10D | Al Gore/ Joe Lieberman (D) N |
| 2001 | Mark Schweiker (R) | Robert Jubelirer (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 104R, 99D | Rick Santorum (R) | Arlen Specter (R) | 11R, 10D | Al Gore/ Joe Lieberman (D) N |
| 2002 | Mark Schweiker (R) | Robert Jubelirer (R) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (R) | 30R, 20D | 104R, 99D | Rick Santorum (R) | Arlen Specter (R) | 11R, 10D | Al Gore/ Joe Lieberman (D) N |
| 2003 | Ed Rendell (D) | Catherine Baker Knoll (D) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (D) | 29R, 21D | 110R, 93D | Rick Santorum (R) | Arlen Specter (R) | 12R, 7D | Al Gore/ Joe Lieberman (D) N |
| 2004 | Ed Rendell (D) | Catherine Baker Knoll (D) | D. Michael Fisher (R) | Bob Casey Jr. (D) | Barbara Hafer (D) | 29R, 21D | 110R, 93D | Rick Santorum (R) | Arlen Specter (R) | 12R, 7D | John Kerry/ John Edwards (D) N |
| 2004 | Ed Rendell (D) | Catherine Baker Knoll (D) | Jerry Pappert (R) | Bob Casey Jr. (D) | Barbara Hafer (D) | 29R, 21D | 110R, 93D | Rick Santorum (R) | Arlen Specter (R) | 12R, 7D | John Kerry/ John Edwards (D) N |
| 2005 | Ed Rendell (D) | Catherine Baker Knoll (D) | Tom Corbett (R) | Jack Wagner (D) | Bob Casey Jr. (D) | 30R, 20D | 110R, 93D | Rick Santorum (R) | Arlen Specter (R) | 12R, 7D | John Kerry/ John Edwards (D) N |
| 2006 | Ed Rendell (D) | Catherine Baker Knoll (D) | Tom Corbett (R) | Jack Wagner (D) | Bob Casey Jr. (D) | 30R, 20D | 110R, 93D | Rick Santorum (R) | Arlen Specter (R) | 12R, 7D | John Kerry/ John Edwards (D) N |
| 2007 | Ed Rendell (D) | Catherine Baker Knoll (D) | Tom Corbett (R) | Jack Wagner (D) | Robin Wiessmann (D) | 29R, 21D | 102D, 101R | Bob Casey Jr. (D) | Arlen Specter (R) | 11D, 8R | John Kerry/ John Edwards (D) N |
| 2008 | Ed Rendell (D) | Catherine Baker Knoll (D) | Tom Corbett (R) | Jack Wagner (D) | Robin Wiessmann (D) | 29R, 21D | 102D, 101R | Bob Casey Jr. (D) | Arlen Specter (R) | 11D, 8R | Barack Obama/ Joe Biden (D) Y |
| 2008 | Ed Rendell (D) | Joe Scarnati (R) | Tom Corbett (R) | Jack Wagner (D) | Robin Wiessmann (D) | 29R, 21D | 102D, 101R | Bob Casey Jr. (D) | Arlen Specter (R) | 11D, 8R | Barack Obama/ Joe Biden (D) Y |
| 2009 | Ed Rendell (D) | Joe Scarnati (R) | Tom Corbett (R) | Jack Wagner (D) | Rob McCord (D) | 30R, 20D | 104D, 99R | Bob Casey Jr. (D) | Arlen Specter (R) | 12D, 7R | Barack Obama/ Joe Biden (D) Y |
| 2009 | Ed Rendell (D) | Joe Scarnati (R) | Tom Corbett (R) | Jack Wagner (D) | Rob McCord (D) | 30R, 20D | 104D, 99R | Bob Casey Jr. (D) | Arlen Specter (D) | 12D, 7R | Barack Obama/ Joe Biden (D) Y |
| 2010 | Ed Rendell (D) | Joe Scarnati (R) | Tom Corbett (R) | Jack Wagner (D) | Rob McCord (D) | 30R, 20D | 104D, 99R | Bob Casey Jr. (D) | Arlen Specter (D) | 12D, 7R | Barack Obama/ Joe Biden (D) Y |
| 2011 | Tom Corbett (R) | Jim Cawley (R) | Linda L. Kelly (R) | Jack Wagner (D) | Rob McCord (D) | 30R, 20D | 112R, 91D | Bob Casey Jr. (D) | Pat Toomey (R) | 12R, 7D | Barack Obama/ Joe Biden (D) Y |
| 2012 | Tom Corbett (R) | Jim Cawley (R) | Linda L. Kelly (R) | Jack Wagner (D) | Rob McCord (D) | 30R, 20D | 112R, 91D | Bob Casey Jr. (D) | Pat Toomey (R) | 12R, 7D | Barack Obama/ Joe Biden (D) Y |
| 2013 | Tom Corbett (R) | Jim Cawley (R) | Kathleen Kane (D) | Eugene DePasquale (D) | Rob McCord (D) | 27R, 23D | 111R, 92D | Bob Casey Jr. (D) | Pat Toomey (R) | 13R, 5D | Barack Obama/ Joe Biden (D) Y |
| 2014 | Tom Corbett (R) | Jim Cawley (R) | Kathleen Kane (D) | Eugene DePasquale (D) | Rob McCord (D) | 27R, 23D | 111R, 92D | Bob Casey Jr. (D) | Pat Toomey (R) | 13R, 5D | Barack Obama/ Joe Biden (D) Y |
| 2015 | Tom Wolf (D) | Mike Stack (D) | Kathleen Kane (D) | Eugene DePasquale (D) | Tim Reese (I) | 30R, 20D | 120R, 83D | Bob Casey Jr. (D) | Pat Toomey (R) | 13R, 5D | Barack Obama/ Joe Biden (D) Y |
| 2016 | Tom Wolf (D) | Mike Stack (D) | Kathleen Kane (D) | Eugene DePasquale (D) | Tim Reese (I) | 31R, 19D | 119R, 84D | Bob Casey Jr. (D) | Pat Toomey (R) | 13R, 5D | Donald Trump/ Mike Pence (R) Y |
| 2016 | Tom Wolf (D) | Mike Stack (D) | Bruce Beemer (D) | Eugene DePasquale (D) | Tim Reese (I) | 31R, 19D | 119R, 84D | Bob Casey Jr. (D) | Pat Toomey (R) | 13R, 5D | Donald Trump/ Mike Pence (R) Y |
| 2017 | Tom Wolf (D) | Mike Stack (D) | Josh Shapiro (D) | Eugene DePasquale (D) | Joe Torsella (D) | 34R, 16D | 121R, 82D | Bob Casey Jr. (D) | Pat Toomey (R) | 13R, 5D | Donald Trump/ Mike Pence (R) Y |
| 2018 | Tom Wolf (D) | Mike Stack (D) | Josh Shapiro (D) | Eugene DePasquale (D) | Joe Torsella (D) | 34R, 16D | 121R, 82D | Bob Casey Jr. (D) | Pat Toomey (R) | 10R, 8D | Donald Trump/ Mike Pence (R) Y |
| 2019 | Tom Wolf (D) | John Fetterman (D) | Josh Shapiro (D) | Eugene DePasquale (D) | Joe Torsella (D) | 28R, 22D | 110R, 93D | Bob Casey Jr. (D) | Pat Toomey (R) | 9R, 9D | Donald Trump/ Mike Pence (R) Y |
| 2020 | Tom Wolf (D) | John Fetterman (D) | Josh Shapiro (D) | Eugene DePasquale (D) | Joe Torsella (D) | 28R, 21D, 1I | 110R, 93D | Bob Casey Jr. (D) | Pat Toomey (R) | 9R, 9D | Joe Biden/ Kamala Harris (D) Y |
| 2021 | Tom Wolf (D) | John Fetterman (D) | Josh Shapiro (D) | Timothy DeFoor (R) | Stacy Garrity (R) | 28R, 21D, 1I | 113R, 90D | Bob Casey Jr. (D) | Pat Toomey (R) | 9R, 9D | Joe Biden/ Kamala Harris (D) Y |
| 2022 | Tom Wolf (D) | John Fetterman (D) | Josh Shapiro (D) | Timothy DeFoor (R) | Stacy Garrity (R) | 28R, 21D, 1I | 113R, 90D | Bob Casey Jr. (D) | Pat Toomey (R) | 9R, 9D | Joe Biden/ Kamala Harris (D) Y |
| 2023 | Josh Shapiro (D) | Austin Davis (D) | Michelle Henry (D) | Timothy DeFoor (R) | Stacy Garrity (R) | 28R, 22D | 102D, 101R | Bob Casey Jr. (D) | John Fetterman (D) | 9D, 8R | Joe Biden/ Kamala Harris (D) Y |
| 2024 | Josh Shapiro (D) | Austin Davis (D) | Michelle Henry (D) | Timothy DeFoor (R) | Stacy Garrity (R) | 28R, 22D | 102D, 101R | Bob Casey Jr. (D) | John Fetterman (D) | 9D, 8R | Donald Trump/ JD Vance (R) Y |
| 2025 | Josh Shapiro (D) | Austin Davis (D) | Dave Sunday (R) | Timothy DeFoor (R) | Stacy Garrity (R) | 28R, 22D | 102D, 101R | David McCormick (R) | John Fetterman (D) | 10R, 7D | Donald Trump/ JD Vance (R) Y |
| Year | Governor | Lieutenant Governor | Attorney General | Auditor General | Treasurer | State Senate | State House | U.S. Senator (Class I) | U.S. Senator (Class III) | U.S. House | Electoral votes |
| Year | Executive offices | Executive offices | Executive offices | Executive offices | Executive offices | State Legislature | State Legislature | United States Congress | United States Congress | United States Congress | | Electoral votes |
* Alaskan Independence (AKIP)
* Know Nothing (KN)
* American Labor (AL)
* Anti-Jacksonian (Anti-J) National Republican (NR)
* Anti-Administration (AA)
* Anti-Masonic (Anti-M)
* Conservative (Con)
* Covenant (Cov)
* Democratic (D)
* Democratic–Farmer–Labor (DFL)
* Democratic–NPL (D-NPL)
* Dixiecrat (Dix), States' Rights (SR)
* Democratic-Republican (DR)
* Farmer–Labor (FL)
* Federalist (F) Pro-Administration (PA)
* Free Soil (FS)
* Fusion (Fus)
* Greenback (GB)
* Independence (IPM)
* Independent Democrat (ID)
* Independent Republican (IR)
* Jacksonian (J)
* Liberal (Lib)
* Libertarian (L)
* National Union (NU)
* Nonpartisan League (NPL)
* Nullifier (N)
* Opposition Northern (O) Opposition Southern (O)
* Populist (Pop)
* Progressive (Prog)
* Prohibition (Proh)
* Readjuster (Rea)
* Republican (R)
* Silver (Sv)
* Silver Republican (SvR)
* Socialist (Soc)
* Union (U)
* Unconditional Union (UU)
* Vermont Progressive (VP)
* Whig (W)
* Independent (I)
* Nonpartisan (NP)
* 1 2 From 1777 to 1790, Pennsylvania had a series of presidents and vice presidents of The Supreme Council.
* ↑ A Federalist, Anthony Morris, was elected as Speaker of the chamber.
* 1 2 3 4 The Federalists and Quids, who were moderates within the Democratic-Republican Party, formed a coalition in the 1805 election and called themselves the Constitutionalists; when they achieved a majority, they organized the chamber together, and this coalition continued in succeeding elections.
* ↑ Elected Nathaniel Boileau, a Democratic-Republican, as Speaker.
* ↑ Some sources begin to cite the Federalists at the state level as Independent Republicans starting with this year.
* ↑ The Whigs and Anti-Masons formed a coalition to govern the chamber.
* ↑ A Democrat, William F. Packer, was elected as Speaker, and Democrats organized the chamber.
* ↑ A Whig, Benjamin Matthias, was elected as Speaker of the Senate on the 7th Ballot.
* ↑ A Whig, Henry K. Strong, was elected in a coalition between the Whigs and Know-Nothings.
* ↑ Effective with the Constitution of 1874, Senators began to serve four-year terms, after a transition period starting with the election of 1874 and continuing through the election of 1876.
* ↑ Effective with the Constitution of 1874, House members began to serve two-year terms starting with the election of 1874.
* 1 2 3 4 5 Died in office.
* ↑ Due to the Democratic Lt. Governor casting the deciding vote, the Democrats took control of the chamber.
* 1 2 3 4 5 6 7 8 Appointed to fill a vacancy.
* 1 2 3 4 Resigned.
* ↑ Appointed by Governor Casey in May 1991 after Heinz's death and won a special election in November 1991 for the remainder of the term.
* ↑ Sen. Frank Pecora switched parties from Republican to Democratic, but in the case of ties, the Lt. Governor casts the deciding vote, and as a Democrat, he gave his party control.
* ↑ After months of turmoil, a special election result was thrown out that had been won by Democrat William G. Stinson, who had succeeded fellow Democrat Francis Lynch. A federal judge awarded the election to Republican Bruce Marks. Additionally, Democrat Eugene Scanlon's death in March 1994 gave Republicans control.
* ↑ As lieutenant governor, filled vacancy in office of governor.
* 1 2 As president pro tempore of the state Senate, filled vacancy in office of lieutenant governor.
* ↑ Resigned following election to U.S. Senate.
* ↑ Elected a Republican Speaker.
* ↑ William H. Ryan Jr. served as acting Attorney General from January (when Corbett was inaugurated as governor) until Kelly's nomination was confirmed by the State Senate.
* ↑ Republican Deputy Attorney General Bruce Castor served for 13 days from August 17–30 between Kane's resignation and Beemer's assumption of the office.
* ↑ Democrat Conor Lamb won a special election to fill a vacancy for Pennsylvania's 18th Congressional District, left by Republican Timothy F. Murphy's resignation. Democrats Mary Gay Scanlon and Susan Wild won special elections to fill seats left vacant by Republicans Pat Meehan/ Charlie Dent respectively.
* ↑ Republican Don C. White resigned in February 2019 and Republican Joe Pittman was elected in May 2019 to succeed him. Also, Republican Mike Folmer resigned in September 2019 and Republican Dave Arnold was elected to succeed him in a January 2020 special election.
* ↑ John Yudichak (District 14) switched parties from Democratic to Independent in November 2019 and began caucusing with the Republican majority.