Wisconsin State Senate seat · lines in effect since 2024
Wisconsin Senate District 29
A district of about 172,000 people, 27% of adults with a bachelor's degree. It votes R+19.3 relative to the nation for president.
Where it sits among all 33 seats
Every Wisconsin State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
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.
| 2024 | 2026 | |
|---|---|---|
| U.S. Senate | R+16.5 | No race |
| Wisconsin State Senate | No race | R+11.9 |
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 33 seats. Small marks are other seats in Wisconsin. The black marker is District 29.
Lower than 75% of seats.
Higher than 84% of seats.
Lower than 84% of seats.
Lower than 88% of seats.
Higher than 78% of seats.
Less dense than 78% 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 926% college gradsR+15.8Held RDistrict 19
30% college gradsR+26.0Held RDistrict 24
25% college gradsR+13.1Not up in 2026District 1
31% college gradsR+20.5Held 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.
- Cory Tomczyk (R)
2027– · Won 2026 by 11.9
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)