Wisconsin's 1st congressional district is a congressional district of the United States House of Representatives in southeastern Wisconsin, covering Kenosha County, Racine County, and most of Walworth County, as well as portions of Rock County and Milwaukee County. The district's current Representative is Republican Bryan Steil.

Among the district's previous representatives are U.S. Secretary of Defense Les Aspin and Speaker of the House and 2012 Vice Presidential-nominee Paul Ryan.

A slightly Republican-leaning district, it was carried by George W. Bush in 2004 with 53%; the district voted for Barack Obama over John McCain in 2008, 51.40–47.45% and the district voted for Mitt Romney over Barack Obama in 2012, 52.12%–47.88%. It stayed Republican in 2016, with a plurality of voters polling for Donald Trump.

Composition For the 118th and successive Congresses (based on redistricting following the 2020 census), the district contains all or portions of the following counties, towns, and municipalities:

Kenosha County (13) All 13 towns and municipalities

Milwaukee County (7) Cudahy, Franklin, Greendale, Hales Corners, Oak Creek, South Milwaukee, St. Francis

Racine County (17) All 17 towns and municipalities

Rock County (15) Beloit (city) (part; also 2nd), Beloit (town) (part; also 2nd) Bradford, Clinton (town), Clinton (village), Janesville (city) (part; also 2nd), Janesville (town) (part; also 2nd), Johnstown, La Prairie (part; also 2nd), Lima, Milton (city), Milton (town), Rock (part; also 2nd), Turtle (part; also 2nd)

Walworth County (26) Bloomfield, Darien (town), Darien (village), Delavan (city), Delavan (town), East Troy (part; also 5th), Elkhorn, Geneva, Genoa City (shared with Kenosha County), Fontana-on-Geneva Lake, Lafayette, Lake Geneva, La Grange, Linn, Lyons, Richmond, Sharon (town), Sharon (village), Spring Prairie, Sugar Creek, Troy, Walworth (town), Walworth (village), Whitewater (city) (part; also 5th; shared with Jefferson County), Whitewater (town), Williams Bay

Recent election results from statewide races Currently, it is a swing district that leans Republican, although it was redrawn to be more Democratic-leaning in 2022.

Year Office Results2008 PresidentObama 55% - 44%2010 SenateJohnson 55% - 44% GovernorWalker 55% - 44% Secretary of StateKing 50% - 49% Attorney GeneralVan Hollen 60% - 40% TreasurerSchuller 55% - 44%2012 PresidentObama 53% - 47% SenateBaldwin 51% - 46% Governor (Recall)Walker 53% - 46%2014 GovernorWalker 54% - 45% Secretary of StateLa Follette 48.3% - 48.0% Attorney GeneralSchimel 53% - 44% TreasurerAdamczyk 51% - 43%2016 PresidentTrump 48% - 46% SenateJohnson 51% - 46%2018 SenateBaldwin 54% - 46% GovernorWalker 49% - 48% Secretary of StateLa Follette 52% - 48% Attorney GeneralSchimel 50% - 48% TreasurerGodlewski 50% - 47%2020 PresidentTrump 50% - 48%2022 SenateJohnson 52% - 48% GovernorMichels 49.5% - 49.3% Secretary of StateLoudenbeck 50% - 46% Attorney GeneralToney 51% - 49% TreasurerLeiber 51% - 46%2024 PresidentTrump 51% - 47% SenateHovde 50% - 47%

List of members representing the district Member Party Years Congress Electoral history District District established June 5, 1848 William Pitt Lynde Democratic June 5, 1848 –March 3, 1849 Elected to the short term in 1848.Lost re-election. Green, Jefferson, Milwaukee, Racine, Rock, Walworth, & Waukesha counties Charles Durkee Free Soil March 4, 1849 –March 3, 1853 Elected to the regular term in 1848.Re-elected in 1850.Retired. Milwaukee, Racine, Walworth, & Waukesha counties (& Kenosha—created in 1850 from Racine) Daniel Wells Jr. Democratic March 4, 1853 –March 3, 1857 Elected in 1852.Re-elected in 1854.Retired. John F. Potter Republican March 4, 1857 –March 3, 1863 Elected in 1856.Re-elected in 1858.Re-elected in 1860.Lost re-election. James S. Brown Democratic March 4, 1863 –March 3, 1865 Elected in 1862.Withdrew from re-election. Kenosha, Milwaukee, Racine, Walworth, & Waukesha counties Halbert E. Paine Republican March 4, 1865 –March 3, 1871 Elected in 1864.Re-elected in 1866.Re-elected in 1868.Retired. Alexander Mitchell Democratic March 4, 1871 –March 3, 1873 Elected in 1870.Redistricted to the . Charles G. Williams Republican March 4, 1873 –March 3, 1883 Elected in 1872.Re-elected in 1874.Re-elected in 1876.Re-elected in 1878.Re-elected in 1880.Lost re-election. Kenosha, Racine, Rock, Walworth, & Waukesha counties John Winans Democratic March 4, 1883 –March 3, 1885 Elected in 1882.Retired to run for mayor of Janesville. Jefferson, Kenosha, Racine, Rock, & Walworth counties Lucien B. Caswell Republican March 4, 1885 –March 3, 1891 Elected in 1884.Re-elected in 1886.Re-elected in 1888.Lost renomination. Clinton Babbitt Democratic March 4, 1891 –March 3, 1893 Elected in 1890.Lost re-election. Henry Allen Cooper Republican March 4, 1893 –March 3, 1919 Elected in 1892.Re-elected in 1894.Re-elected in 1896.Re-elected in 1898.Re-elected in 1900.Re-elected in 1902.Re-elected in 1904.Re-elected in 1906.Re-elected in 1908.Re-elected in 1910.Re-elected in 1912.Re-elected in 1914.Re-elected in 1916.Lost renomination and lost re-election as an independent. Green, Kenosha, Lafayette, Racine, Rock, & Walworth counties Green, Kenosha, Lafayette, Racine, Rock, & Walworth counties Kenosha, Racine, Rock, Walworth, & Waukesha counties Clifford E. Randall Republican March 4, 1919 –March 3, 1921 Elected in 1918.Lost renomination. Henry Allen Cooper Republican March 4, 1921 –March 1, 1931 Elected in 1920.Re-elected in 1922.Re-elected in 1924.Re-elected in 1926.Re-elected in 1928.Re-elected in 1930 but died before next term began. Vacant March 1, 1931 –October 13, 1931 Thomas Ryum Amlie Republican October 13, 1931 –March 3, 1933 Elected to finish Cooper's term.Lost renomination. George Washington Blanchard Republican March 4, 1933 –January 3, 1935 Elected in 1932.Renominated but withdrew prior to election. Green, Kenosha, Racine, Rock, & Walworth counties Thomas Ryum Amlie Progressive January 3, 1935 –January 3, 1939 Elected in 1934.Re-elected in 1936.Retired to run for U.S. senator. Stephen Bolles Republican January 3, 1939 –July 8, 1941 Elected in 1938.Re-elected in 1940.Died. Vacant July 8, 1941 –August 29, 1941 Lawrence H. Smith Republican August 29, 1941 –January 22, 1958 Elected to finish Bolles's term.Re-elected in 1942.Re-elected in 1944.Re-elected in 1946.Re-elected in 1948.Re-elected in 1950.Re-elected in 1952.Re-elected in 1954.Re-elected in 1956.Died. Vacant January 22, 1958 –January 3, 1959 Gerald T. Flynn Democratic January 3, 1959 –January 3, 1961 Elected in 1958.Lost re-election. Henry C. Schadeberg Republican January 3, 1961 –January 3, 1965 Elected in 1960.Re-elected in 1962.Lost re-election. Lynn E. Stalbaum Democratic January 3, 1965 –January 3, 1967 Elected in 1964.Lost re-election. Kenosha, Racine, Rock, & Walworth counties Henry C. Schadeberg Republican January 3, 1967 –January 3, 1971 Elected in 1966.Re-elected in 1968.Lost re-election. Les Aspin Democratic January 3, 1971 –January 20, 1993 Elected in 1970.Re-elected in 1972.Re-elected in 1974.Re-elected in 1976.Re-elected in 1978.Re-elected in 1980.Re-elected in 1982.Re-elected in 1984.Re-elected in 1986.Re-elected in 1988.Re-elected in 1990.Re-elected in 1992.Resigned to become U.S. Secretary of Defense. Kenosha, Racine, Rock, & Walworth counties & Kenosha, Racine, Rock, & Walworth counties & Vacant January 20, 1993 –May 4, 1993 1993–2003 Peter W. Barca Democratic May 4, 1993 –January 3, 1995 Elected to finish Aspin's term.Lost re-election. Mark Neumann Republican January 3, 1995 –January 3, 1999 Elected in 1994.Re-elected in 1996.Retired to run for U.S. senator. Paul Ryan Republican January 3, 1999 –January 3, 2019 Elected in 1998.Re-elected in 2000.Re-elected in 2002.Re-elected in 2004.Re-elected in 2006.Re-elected in 2008.Re-elected in 2010.Re-elected in 2012.Re-elected in 2014.Re-elected in 2016.Retired. 2003–2013 2013–2023 Bryan Steil Republican January 3, 2019 –present Elected in 2018.Re-elected in 2020.Re-elected in 2022.Re-elected in 2024. 2023–present

Electoral history

2002 district boundaries (2002–2011)

Year Date Elected Defeated Total Plurality 2002 Republican 140,176 67.19% Dem. 63,895 30.63% 208,613 76,281 Lib. 4,406 2.11% 2004 Republican 233,372 65.37% Dem. 116,250 32.57% 356,976 117,122 Ind. 4,252 1.19% Lib. 2,936 0.82% 2006 Republican 161,320 62.63% Dem. 95,761 37.17% 257,596 65,559 2008 Republican 231,009 63.97% Dem. 125,268 34.69% 361,107 105,741 Lib. 4,606 1.28% 2010 Republican 179,819 68.21% Dem. 79,363 30.10% 263,627 100,456 Lib. 4,311 1.64%

2011 district boundaries (2012–2021)

Year Date Elected Defeated Total Plurality 2012 Republican 200,423 54.90% Dem. 158,414 43.39% 365,058 42,009 Ind. 6,054 1.66% 2014 Republican 182,316 63.27% Dem. 105,552 36.63% 288,170 76,764 Ind. 29 0.01% 2016 Republican 230,072 64.95% Dem. 107,003 30.21% 354,245 123,069 Ind. 9,429 2.66% Lib. 7,486 2.11% 2018 Republican 177,492 54.56% Dem. 137,508 42.27% 325,317 39,984 Ind. 10,006 3.08% Ind. 7 0.00% 2020 Republican 238,271 59.31% Dem. 163,170 40.61% 401,754 75,101

2022 district boundaries (2022–2031)

Year Date Elected Defeated Total Plurality 2022 Republican 162,610 54.05% Dem. 135,825 45.14% 300,867 26,785 Ind. 2,247 0.75% 2024 Republican 212,515 54.0% Dem. 172,402 43.8% 393,493 Green 8,191 2.1% Ind. 385 0.1%

References

Congressional Biographical Directory of the United States 1774–present