[1] Wisconsin was notable for being the only state in which the party that won the popular vote still held a minority of congressional seats in 2018.

The Milwaukee Journal Sentinel attributed this to the impact of gerrymandering imposed by the Republican-controlled Wisconsin Legislature in 2011.

[4][5][6] On April 22, Bryan Steil, member of the University of Wisconsin Board of Regents and former personal driver to Ryan, announced his bid for the seat, with news outlets reporting Steil as the Republican Party nominee front-runner.

[7][8] Individuals U.S. representatives Statewide officials State legislators Organizations Newspapers Local officials Individuals Two Democrats announced; ironworker Randy Bryce and Janesville school board member Cathy Myers.

No Republicans filed Ron Kind Democratic Ron Kind Democratic The 3rd congressional district covers much of the Driftless Area in southwestern and western Wisconsin; The district includes the cities of La Crosse and Eau Claire.

Recent redistricting has added the Milwaukee County North Shore communities of Glendale, Shorewood, Whitefish Bay, Fox Point, Bayside, and Brown Deer to the district.

Newspapers Glenn Grothman Republican Glenn Grothman Republican The 6th congressional district is located in eastern Wisconsin, including the outer suburbs of Milwaukee, Madison, and Green Bay, it includes all or portions of the following counties: Adams, Columbia, Dodge, Fond du Lac, Green Lake, Jefferson, Manitowoc, Marquette, Ozaukee, Sheboygan, Waushara, and Winnebago.

Organizations Newspapers Sean Duffy Republican Sean Duffy Republican The 7th congressional district is located in northern and western Wisconsin, and is the largest congressional district in the state geographically, covering 20 counties (in whole or part), for a total of 18,787 sq mi.

The district contains the following counties: Ashland, Barron, Bayfield, Burnett, Chippewa, Clark (partial), Douglas, Iron, Langlade (partial), Lincoln, Marathon, Oneida, Polk, Portage, Price, Rusk, St. Croix, Sawyer, Taylor, Washburn and Wood.