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 Milwaukee County Racine County Rock Walworth

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.

List of members representing the district

Electoral history

2002 district boundaries (2002–2011)

2011 district boundaries (2012–2021)

2022 district boundaries (2022–2031)