List of U.S. states by date of admission to the Union

Table columns:
State
State.1
Date (admitted or ratified)
Formed from

Table rows:
cells: 1
Delaware
000000001787-12-07-0000December 7, 1787[8] (ratified)
Colony of Delaware[b]
cells: 2
Pennsylvania
000000001787-12-12-0000December 12, 1787[10] (ratified)
Proprietary Province of Pennsylvania
cells: 3
New Jersey
000000001787-12-18-0000December 18, 1787[11] (ratified)
Crown Colony of New Jersey
cells: 4
Georgia
000000001788-01-02-0000January 2, 1788[8] (ratified)
Crown Colony of Georgia
cells: 5
Connecticut
000000001788-01-09-0000January 9, 1788[12] (ratified)
Crown Colony of Connecticut
cells: 6
Massachusetts
000000001788-02-06-0000February 6, 1788[8] (ratified)
Crown Colony of Massachusetts Bay
cells: 7
Maryland
000000001788-04-28-0000April 28, 1788[8] (ratified)
Proprietary Province of Maryland
cells: 8
South Carolina
000000001788-05-23-0000May 23, 1788[8] (ratified)
Crown Colony of South Carolina
cells: 9
New Hampshire
000000001788-06-21-0000June 21, 1788[8] (ratified)
Crown Colony of New Hampshire
cells: 10
Virginia
000000001788-06-25-0000June 25, 1788[8] (ratified)
Crown Colony and Dominion of Virginia
cells: 11
New York
000000001788-07-26-0000July 26, 1788[13] (ratified)
Crown Colony of New York
cells: 12
North Carolina
000000001789-11-21-0000November 21, 1789[14] (ratified)
Crown Colony of North Carolina
cells: 13
Rhode Island
000000001790-05-29-0000May 29, 1790[8] (ratified)
Crown Colony of Rhode Island and Providence Plantations
cells: 14
Vermont
000000001791-03-04-0000March 4, 1791[15] (admitted)
Vermont !Vermont Republic[c]
cells: 15
Kentucky
000000001792-06-01-0000June 1, 1792[16] (admitted)
Virginia (nine counties in its District of Kentucky[d])
cells: 16
Tennessee
000000001796-06-01-0000June 1, 1796[18] (admitted)
Southwest Territory
cells: 17
Ohio
000000001803-03-01-0000March 1, 1803[19][e] (admitted)
Northwest Territory (part)
cells: 18
Louisiana
000000001812-04-30-0000April 30, 1812[21] (admitted)
Orleans !Territory of Orleans
cells: 19
Indiana
000000001816-12-11-0000December 11, 1816 (admitted)
Indiana Territory
cells: 20
Mississippi
000000001817-12-10-0000December 10, 1817[22] (admitted)
Mississippi Territory
cells: 21
Illinois
000000001818-12-03-0000December 3, 1818[23] (admitted)
Illinois Territory (part)
cells: 22
Alabama
000000001819-12-14-0000December 14, 1819[24] (admitted)
Alabama Territory
cells: 23
Maine
000000001820-03-15-0000March 15, 1820[25] (admitted)
Massachusetts (District of Maine[f])
cells: 24
Missouri
000000001821-08-10-0000August 10, 1821[26] (admitted)
Missouri Territory (part)
cells: 25
Arkansas
000000001836-06-15-0000June 15, 1836[27] (admitted)
Arkansas Territory
cells: 26
Michigan
000000001837-01-26-0000January 26, 1837[28] (admitted)
Michigan Territory
cells: 27
Florida
000000001845-03-03-0000March 3, 1845 (admitted)
Florida Territory
cells: 28
Texas
000000001845-12-29-0000December 29, 1845 (admitted)
Texas !Republic of Texas
cells: 29
Iowa
000000001846-12-28-0000December 28, 1846 (admitted)
Iowa Territory (part)
cells: 30
Wisconsin
000000001848-05-29-0000May 29, 1848[29] (admitted)
Wisconsin Territory (part)
cells: 31
California
000000001850-09-09-0000September 9, 1850[30] (admitted)
Unorganized !unorganized territory (part)
cells: 32
Minnesota
000000001858-05-11-0000May 11, 1858[31] (admitted)
Minnesota Territory (part)
cells: 33
Oregon
000000001859-02-14-0000February 14, 1859 (admitted)
Oregon Territory (part)
cells: 34
Kansas
000000001861-01-29-0000January 29, 1861[32] (admitted)
Kansas Territory (part)
cells: 35
West Virginia
000000001863-06-20-0000June 20, 1863[33] (admitted)
Virginia (50 Trans-Allegheny region counties[g])
cells: 36
Nevada
000000001864-10-31-0000October 31, 1864 (admitted)
Nevada Territory
cells: 37
Nebraska
000000001867-03-01-0000March 1, 1867 (admitted)
Nebraska Territory
cells: 38
Colorado
000000001876-08-01-0000August 1, 1876[36] (admitted)
Colorado Territory
cells: 39[h]
North Dakota
000000001889-11-02-0000November 2, 1889[38][i] (admitted)
Dakota Territory (part)
cells: 40
South Dakota
000000001889-11-02-0000November 2, 1889[38][i] (admitted)
Dakota Territory (part)
cells: 41
Montana
000000001889-11-08-0000November 8, 1889[39] (admitted)
Montana Territory
cells: 42
Washington
000000001889-11-11-0000November 11, 1889[40] (admitted)
Washington Territory
cells: 43
Idaho
000000001890-07-03-0000July 3, 1890 (admitted)
Idaho Territory
cells: 44
Wyoming
000000001890-07-10-0000July 10, 1890 (admitted)
Wyoming Territory
cells: 45
Utah
000000001896-01-04-0000January 4, 1896[41] (admitted)
Utah Territory
cells: 46
Oklahoma
000000001907-11-16-0000November 16, 1907[42] (admitted)
Oklahoma Territory and Indian Territory
cells: 47
New Mexico
000000001912-01-06-0000January 6, 1912 (admitted)
New Mexico Territory
cells: 48
Arizona
000000001912-02-14-0000February 14, 1912 (admitted)
Arizona Territory
cells: 49
Alaska
000000001959-01-03-0000January 3, 1959 (admitted)
Alaska !Territory of Alaska
cells: 50
Hawaii
000000001959-08-21-0000August 21, 1959 (admitted)
Hawaii !Territory of Hawaii

Questions about this table:
originalText: when did the last state became a state
answer: answerTexts: Hawaii