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Wisconsin's 31st State Senate district
From 2024 to 2031 From 2022 to 2023 From 2012 to 20212024 map defined in 2023 Wisc. Act 94 2022 map defined in Johnson v. Wisconsin Elections Commission 2011 map was defined in 2011 Wisc. Act 43 composed of Assembly districts 91, 92, and 93
Senator	Jeff Smith D–Eau Claire since January 7, 2019 (5 years)
Demographics	90.31% White 1.51% Black 2.14% Hispanic 3.68% Asian 1.62% Native American 0.12% Hawaiian/Pacific Islander
Population (2020)  • Voting age	178,440 140,901
Website	Official website
Notes	Western Wisconsin

The 31st Senate district of Wisconsin is one of 33 districts in the Wisconsin Senate. Located in western Wisconsin, the district comprises all of Eau Claire County, southeast Dunn County, and parts of southern Chippewa County and northern Trempealeau County. It includes the cities of Eau Claire, Chippewa Falls, and Menomonie.

Current elected officials

Jeff Smith is the senator representing the 31st district. He was first elected in 2018 general election. He previously served in the Wisconsin State Assembly from 2007 through 2011.

Each Wisconsin State Senate district is composed of three Wisconsin State Assembly districts. The 31st Senate district comprises the 91st, 92nd, and 93rd Assembly districts. The current representatives of those districts are:

• Assembly District 91: Jodi Emerson (D–Eau Claire)
• Assembly District 92: Treig Pronschinske (R–Mondovi)
• Assembly District 93: Warren Petryk (R–Washington)

The district is located almost entirely within Wisconsin's 3rd congressional district, which is represented by U.S. Representative Derrick Van Orden. The exception is one area of Chippewa County which falls within Wisconsin's 7th congressional district, represented by Tom Tiffany.

• Downtown Eau Claire
• City of Augusta
• Village of Fairchild
• Downtown Chippewa Falls
• Bowman Hall on the UW–Stout campus
• Mabel Tainter Memorial Building in Menomonie
• Water Street Historic District
• Downtown Osseo

Past senators

Previous senators include:

Note: the boundaries of districts have changed repeatedly over history. Previous politicians of a specific numbered district have represented a completely different geographic area, due to redistricting.

Senator	Party	Notes	Session	Years	District Definition
District created by 1861 Wisc. Act 216.				1861	La Crosse and Monroe counties
Edwin Flint	Rep.		15th	1862
Angus Cameron	Rep.		16th	1863
	Natl. Union		17th	1864
John A. Chandler	Natl. Union		18th	1865
			19th	1866
Justin W. Ranney	Natl. Union		20th	1867	La Crosse and Vernon counties
	Rep.		21st	1868
Cyrus M. Butt	Rep.		22nd	1869
			23rd	1870
Angus Cameron	Rep.		24th	1871
			25th	1872	La Crosse County 1870 population: 20,297 1875 population: 23,945 1880 population: 27,072
Gideon Hixon	Rep.		26th	1873
			27th	1874
Sylvester Nevins	Rep.		28th	1875
			29th	1876
Merrick Wing	Rep.		30th	1877
			31st	1878
Gysbert Van Steenwyk	Rep.		32nd	1879
			33rd	1880
Merrick Wing	Rep.		34th	1881
			35th	1882
Donald A. McDonald	Dem.		36th	1883–1884
			37th	1885–1886
Thomas A. Dyson	Rep.		38th	1887–1888
			39th	1889–1890	La Crosse and Vernon counties 1885 population: 34,791
Henry Conner	Dem.		40th	1891–1892
			41st	1893–1894	Jackson, Monroe, and Vernon counties 1890 population: 64,119
James J. McGillivray	Rep.		42nd	1895–1896
			43rd	1897–1898	Jackson, Juneau, and Monroe counties 1895 population: 61,826 1900 population: 66,198
			44th	1899–1900
			45th	1901–1902
			46th	1903–1904
			47th	1905–1906
H. W. Barker	Rep.		48th	1907–1908
			49th	1909–1910
Howard Teasdale	Rep.		50th	1911–1912
			51st	1913–1914	Jackson, Monroe, and Vernon counties 1910 population: 74,072
J. Henry Bennett	Rep.		52nd	1915–1916
			53rd	1917–1918
			54th	1919–1920
			55th	1921–1922
Howard Teasdale	Rep.		56th	1923–1924	Adams, Juneau, Monroe, and Marquette counties
			57th	1925–1926
			58th	1927–1928
			59th	1929–1930
Orland S. Loomis	Rep.		60th	1931–1932
			61st	1933–1934
James Earl Leverich	Prog.		62nd	1935–1936
			63rd	1937–1938
Amrose B. Coller	Rep.		64th	1939–1940
			65th	1941–1942
James Earl Leverich	Prog.		66th	1943–1944
			67th	1945–1946
	Rep.		68th	1947–1948
			69th	1949–1950
			70th	1951–1952
			71st	1953–1954
			72nd	1955–1956	Adams, Juneau, Monroe, Marquette, and Vernon counties 1950 population: 94,959
			73rd	1957–1958
			74th	1959–1960
			75th	1961–1962
			76th	1963–1964
			77th	1965–1966	Eau Claire, Jackson, Monroe, and Trempealeau counties
Raymond C. Johnson	Rep.		78th	1967–1968
			79th	1969–1970
			80th	1971–1972
			81st	1973–1974	Most of Clark County Most of Eau Claire County Most of Jackson County Most of Monroe County Northern Juneau County Northern Adams County Northern Jackson County Northern Trempealeau County Southwest Wood County Part of Waushara County
Thomas Harnisch	Dem.		82nd	1975–1976
			83rd	1977–1978
			84th	1979–1980
			85th	1981–1982
Rodney C. Moen	Dem.		86th	1983–1984	Buffalo, Jackson, Pepin, and Trempealeau counties Most of Eau Claire County Most of Monroe County
			87th	1985–1986	Buffalo, Jackson, Pepin, and Trempealeau counties Most of Eau Claire County Northern Monroe County Part of Clark County
			88th	1987–1988
			89th	1989–1990
			90th	1991–1992
			91st	1993–1994	Buffalo, Jackson, Pepin, and Trempealeau counties Most of Monroe County Parts of Eau Claire County
			92nd	1995–1996
			93rd	1997–1998
			94th	1999–2000
			95th	2001–2002
Ron Brown	Rep.		96th	2003–2004	Buffalo, Jackson, Pepin, and Trempealeau counties Most of Eau Claire County Eastern Pierce County Northern Monroe County Southern Dunn County Part of Clark County
			97th	2005–2006
Kathleen Vinehout	Dem.		98th	2007–2008
			99th	2009–2010
			100th	2011–2012
			101st	2013–2014	Buffalo and Pepin counties and Most of Pierce County Most of Trempealeau County Western Eau Claire County Southern Dunn County Western Jackson County
			102nd	2015–2016
			103rd	2017–2018
Jeff Smith	Dem.		104th	2019–2020
			105th	2021–2022
			106th	2023–2024	Buffalo, Pepin, Trempealeau counties and most of Pierce County, southern Dunn County, western Eau Claire County, western Jackson County

References

1. "Senate District 31". Wisconsin Legislature. Retrieved March 27, 2021.
2. "Wisconsin Legislative Districts - Senate District 31 Boundaries". Wisconsin Legislature. Retrieved March 27, 2021.
3. "Senator Jeff Smith". Wisconsin Legislature. Retrieved March 27, 2021.
4. "Representative Jodi Emerson". Wisconsin Legislature. Retrieved March 27, 2021.
5. "Representative Treig E. Pronschinske". Wisconsin Legislature. Retrieved March 27, 2021.
6. "Representative Warren Petryk". Wisconsin Legislature. Retrieved March 27, 2021.
7. "State of Wisconsin Congressional Districts" (PDF). Wisconsin Legislature. Retrieved March 27, 2021.
8. Wisconsin Blue Book, 1991-92 edition, Statistics: History, pages 657-666.

External links

• Senate District 31 at Wisconsin Legislature
  • Senator Jeff Smith (2023)
  • Senator Jeff Smith (2021)
  • Senator Jeff Smith (2019)
  • Senator Kathleen Vinehout (2017)

• Wisconsin Senate districts
• Chippewa County, Wisconsin
• Dunn County, Wisconsin
• Eau Claire County, Wisconsin
• Trempealeau County, Wisconsin
• 1861 establishments in Wisconsin