2022 Wisconsin Senate election

The 2022 Wisconsin Senate elections were held on Tuesday, November 8, 2022. 17 of the 33 seats in the Wisconsin State Senate were up for election&mdash;the odd-numbered districts. This was the first election to take place after redistricting following the 2020 United States census. This was the only election to take place under the redistricting plan set out in 2022. Before the election, 21 Senate seats were held by Republicans, and 12 seats were held by Democrats. 11 Republican seats and six Democratic seats were up in this election. The primary election took place on August 9, 2022.

Republicans flipped one Democratic-held Senate seat and achieved a two-thirds supermajority, entering the 106th Wisconsin Legislature with 22 of 33 State Senate seats.

Results summary
Source: https://elections.wi.gov/elections/election-results#accordion-5601

Close races
Seats where the margin of victory was under 10%:
 * 1) State Senate district 31, 0.9%
 * 2) State Senate district 5, 6.52%
 * 3) State Senate district 19, 8.12%

Retiring

 * Kathy Bernier (R–Chippewa Falls), representing District 23 since 2018, announced in January 2022 that she would not seek reelection. Bernier had made news in 2021 by opposing her party's attempts to undermine the validity of the 2020 United States presidential election. Prominent Republicans loyal to Donald Trump had called for her to resign or be defeated.
 * Janet Bewley (D–Mason), representing District 25 since 2014, announced on February 6, 2022, that she would not seek reelection.
 * Jon Erpenbach (D–West Point), representing District 27 since 1998, announced on December 9, 2021, that he would not seek reelection.
 * Dale Kooyenga (R–Brookfield), representing District 5 since 2019, announced in April 2022 that he would not run for a second term.
 * Jerry Petrowski (R–Marathon), representing District 29 since 2012, announced on March 10, 2022, that he would not seek reelection.
 * Janis Ringhand (D–Evansville), representing District 15 since 2014, announced on March 9, 2022, that she would not seek reelection.

Seeking other office

 * Roger Roth (R–Appleton), who represented District 19 since 2014, ran instead for lieutenant governor of Wisconsin.