# Iowa's 3rd Senate district

The 3rd district of the Iowa Senate, located in Northwestern Iowa, is currently composed of Buena Vista, Osceola, and O'Brien counties, and parts of Cherokee and Clay counties. Its current member of the Iowa Senate is Republican Lynn Evans.

## Current elected officials

Republican Lynn Evans has been the senator representing the 3rd District since 2023.
The area of the 3rd District contains two Iowa House of Representatives districts:
* The 5th District (represented by Zach Dieken)
* The 6th District (represented by Megan Jones)
The district is also located in Iowa's 4th congressional district, which is represented by U.S. Representative Randy Feenstra.

## List of representatives

Source:
| Representative | Party | Dates | Residence | Notes |
| John Jackson Selman | Democratic | 1846-1851 | Bloomfield | |
| George Schramm | Whig | 1852-1855 | Farmington | |
| John Brice Spees | Whig | 1852-1853 | Birmingham | |
| Abner Harrison McCrary | Whig | 1854-1857 | | |
| Gideon Smith Bailey | Democratic | 1858-1859 | Vernon | |
| Cyrus Bussey | Democratic | 1860-1862 | Bloomfield | Called to the Army in February, 1862 |
| James Pollard | Democratic | 1862-1863 | Bloomfield | |
| Samuel Alphonso Moore | Republican | 1864-1867 | | |
| Henry Clay Traverse | Republican | 1868-1871 | Bloomfield | |
| Horatio Wonn | Democratic | 1872-1877 | | |
| Joshua Miller | Republican | 1878-1879 | Centerville | |
| Jesse J. Wall | Greenback | 1880-1883 | Centerville | |
| Edward Gault | Democratic | 1884-1887 | Cincinnati | |
| William Henry Taylor | Democratic | 1888-1891 | Bloomfield | |
| Ephraim Reynolds | Republican | 1892-1895 | Centerville | |
| Beryl F. Carroll | Republican | 1896-1899 | Bloomfield | |
| Claude R. Porter | Democratic | 1900-1903 | Centerville | |
| Lewis Leroy Taylor | Democratic | 1904-1912 | Centerville | |
| James M. Wilson | Republican | 1913-1920 | Centerville | |
| John Jesse Ethell | Republican | 1921-1924 | Bloomfield | |
| Lloyd Ellis | Democratic | 1925-1928 | Chariton | |
| Herbert B. Carroll | Republican | 1929-1932 | | |
| John K. Valentine | Democrat | 1933-1936 | Centerville | Elected lieutenant governor in 1936 |
| Hugh Guernsey | Democrat | 1936-1940 | Centerville | |
| Dewey Goode | Republican | 1941-1944 | Bloomfield | |
| James R. Barkley | Republican | 1945-1948 | Moulton | Died in office, July 8, 1948 |
| David Sherman West | Democrat | 1949-1952 | Moulton | |
| Ted D. Clark | Republican | 1953-1956 | Mystic | |
| Gene Lyle Hoffman | Democrat | 1957-1960 | West Grove | |
| Joe N. Wilson | Republican | 1961-1964 | Unionville | |
| Donald S. McGill | Democrat | 1965-1970 | Melrose | |
| Wayne D. Keith | Republican | 1971-1973 | Oak Lake | |
| Warren E. Curtis | Republican | 1972-1978 | Cherokee County | |
| Arne Waldstein | Republican | 1979-1982 | Buena Vista County | |
| Douglas Ritsema | Republican | 1983-1986 | Sioux County | |
| Wilmer Rensink | Republican | 1987-1998 | Sioux Center | |
| Ken Veenstra | Republican | 1999-2002 | Sioux County | |
| David Johnson | Republican | 2003-2012 | Ocheyedan | |
| Bill Anderson | Republican | 2013-2017 | Pierson | Resigned from office in 2017 |
| Jim Carlin | Republican | 2017-2022 | Sioux City | |
| Lynn Evans | Republican | 2023–present | Cherokee County |

## Historical district boundaries

Source:
| Description | Years effective | Notes |
| Appanoose County Davis County | 1846-1849 | From 1846 to 1857, district numbering was not utilized by the Iowa State Legislature. This convention was added with the passing of the 1857 Iowa Constitution. Numbering of districts pre-1857 is done as a matter of historic convenience. |
| Appanoose County Davis County Wayne County | 1850-1851 | |
| Van Buren County | 1852-1855 | |
| Van Buren County | 1856-1859 | District 3 included a portion of district 2 during this period. |
| Davis County | 1860-1877 | |
| Appanoose County | 1878-1883 | |
| Appanoose County Monroe County | 1884-1887 | |
| Appanoose County Davis County | 1888-1962 | |
| Lucas County Monroe County Wayne County | 1963-1966 | |
| Appanoose County Lucas County Monroe County | 1967-1970 | |
| Emmet County Humboldt County Kossuth County | 1971-1972 | In 1970, the Iowa Legislature passed an amendment to the Iowa Constitution setting forth the rules for legislative redistricting in order to abide by the rules established by the Reynolds v. Sims Supreme Court case. The first reapportionment map created by the Republican controlled legislature was deemed unconstitutional, but was still used for the 1970 election. |
| Buena Vista County (partial) Cherokee County (partial) Clay County (partial) Palo Alto County (partial) Plymouth County (partial) Pocahontas County (partial) O'Brien County (partial) | 1973-1982 | |
| Plymouth County Sioux County (partial) Woodbury County (partial) | 1983-1992 | |
| Lyon County O'Brien County (partial) Osceola County Sioux County | 1993-2002 | |
| Clay County Dickinson County O'Brien County Osceola County Sioux County (partial) Grant Township Lynn Township Floyd Township East Orange Township | 2003-2012 | |
| Plymouth County (partial) Excluding Meadow Township Remsen Township Henry Township Garfield Township Including Kingsley, Iowa Woodbury County (partial) Excluding Rock Township Morgan Township Miller Township Liston Township Oto Township Little Sioux Township Willow Township Sloan Township Concord Township Sioux City, Iowa approximately north of US20 Anthon, Iowa | 2013-2022 | |
| Buena Vista County Cherokee County (partial) Liberty Township Cedar Township Cherokee Township Pilot Township Silver Township Spring Township Afton Township Pitcher Township Diamond Township Clay County (partial) Lone Tree Township excluding Everly Riverton Township Clay Township Lincoln Township Gillett Grove Township Logan Township Peterson Township Douglas Township Herdland Township Garfield Township Spencer, Iowa O'Brien County Osceola County | 2023–present | |