Wisconsin State Assembly seat · lines in effect since 2024

Wisconsin Assembly District 86

A district of about 66,000 people, 25% of adults with a bachelor's degree. It votes R+27.9 relative to the nation for president.

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+27.977th most
Democratic
Most DemocraticMost Republican50th seat · the majority lineDistrict 86

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+23.7No race
Wisconsin State AssemblyR+33.9R+23.1

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 86.

Adults with a bachelor's degree25% 23rd pct · 76th of 99 in WI

Lower than 77% of seats.

White adults without a degree70% 86th pct · 15th of 99 in WI

Higher than 86% of seats.

Hispanic residents3% 16th pct · 83rd of 99 in WI

Lower than 84% of seats.

Black residents0% 9th pct · 90th of 99 in WI

Lower than 91% of seats.

Asian residents2% 45th pct · 55th of 99 in WI

Lower than 55% of seats.

People per square mile65 21st pct · 78th of 99 in WI

Less dense than 79% of seats.

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

Who has held it

These lines took effect in 2024.

  1. John Spiros (R)
    2025– · Won 2024 by 33.9, 2026 by 23.1

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