Wisconsin's 1st congressional district

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.

Counties and municipalities within the district
Kenosha County
 * Brighton, Bristol, Genoa City, Kenosha, Paddock Lake, Paris, Pleasant Prairie, Randall, Salem Lakes, Somers, Twin Lakes, and Wheatland

Milwaukee County
 * Cudahy, Franklin, Greendale, Hales Corners, Oak Creek, South Milwaukee, and St. Francis.

Racine County
 * Burlington, Caledonia, Dover, Elmwood, Mount Pleasant, North Bay, Norway, Racine, Raymond, Rochester, Sturtevant, Union Grove, Wateford, Wind Point, and Yorkville.

Rock
 * Beloit, Bradford, Center, Clinton, Janesville, La Prairie, Milton (most), and Turtle (most).

Walworth
 * Bloomfield, Darien, Delavan, Elkhorn, Geneva, Genoa City, Fontana-on-Geneva Lake, Lake Geneva, Sharon, Whitewater (Walworth County side), and 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.