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Senate District 31

Represented by Jeff Smith, a Democrat, since January 2019. It holds three Assembly districts: Assembly District 91, Assembly District 92 and Assembly District 93.

Jeff Smith

State senator. Democrat.

On the ballot

Jeff Smith is on the November 2026 ballot, running against Michele Magadance Skinner, a Republican. See the race

In 2022, the race was decided by 0.9 points.

Their full record

Who has held this seat

From the Legislature's service records, which begin with the 2009 session. District lines were redrawn in 2011, 2022 and 2024, so the area this seat covers has changed over time.

  1. Jeff Smith Democrat

    Jan 2019 to now

  2. Kathleen Vinehout Democrat

    Jan 2009 to Jan 2019

Election results

Official general-election counts from the Wisconsin Elections Commission. Shares are of all votes cast, including write-ins. Results before 2024 are labeled with the maps they were held under, when this district number covered different ground.

November 2022 2022 maps

Jeff Smith, a DEM, won with 50.4% of 77,223 votes cast.

Jeff Smith, DEM: 38,936 50.4% David Estenson, REP: 38,239 49.5%

Boundaries from the Legislative Technology Services Bureau's 2024 maps. Results from the Wisconsin Elections Commission. Checked Sep 15, 2026.