99chambers

Wisconsin State Assembly seat · lines in effect since 2024

Wisconsin Assembly District 57

A district of about 67,000 people, 22% of adults with a bachelor's degree. It votes R+34.4 relative to the nation for president.

Kevin Petersen (R) · since Nov 7, 2006Next election Nov 7, 2028The 2026 race →

Where it sits among all 99 seats

Every Wisconsin State Assembly seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+34.492nd most
Democratic
Most DemocraticMost Republican50th seat · the majority lineDistrict 57

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

20242026
U.S. SenateR+31.5No race
Wisconsin State AssemblyR+33.9R+31.6

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 99 seats. Small marks are other seats in Wisconsin. The black marker is District 57.

Adults with a bachelor's degree22% 14th pct · 85th of 99 in WI

Lower than 86% of seats.

White adults without a degree72% 94th pct · 7th of 99 in WI

Higher than 94% of seats.

Hispanic residents5% 48th pct · 52nd of 99 in WI

Lower than 52% of seats.

Black residents1% 35th pct · 65th of 99 in WI

Lower than 65% of seats.

Asian residents0% 3rd pct · 96th of 99 in WI

Lower than 97% of seats.

People per square mile54 17th pct · 82nd of 99 in WI

Less dense than 83% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean.

District 39
20% college gradsR+33.4Held RDistrict 6
20% college gradsR+32.5Held RDistrict 67
24% college gradsR+29.6Held RDistrict 75
24% college gradsR+30.8Held R

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2024.

  1. Kevin Krentz (R)
    2027– · Won 2026 by 31.6
  2. Kevin Petersen (R)
    2025–2027 · Won 2024 by 33.9

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)