Michigan State Senate seat · lines in effect since 2026
Michigan Senate District 34
A district of about 270,000 people, 21% of adults with a bachelor's degree. It votes R+30.7 relative to the nation for president.
Where it sits among all 38 seats
Every Michigan 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.
| 2018 | 2020 | 2026 | |
|---|---|---|---|
| U.S. Senate | D+5.6 | R+2.1 | No race |
| Governor | D+9.5 | No race | No race |
| Michigan State Senate | No race | No race | R+26.9 |
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 38 seats. Small marks are other seats in Michigan. The black marker is District 34.
Lower than 84% of seats.
Higher than 92% of seats.
Lower than 65% of seats.
Lower than 76% of seats.
Lower than 78% of seats.
Less dense than 86% 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 25MichiganR+37.0Held RDistrict 33
23% college gradsR+35.0Held RDistrict 17
22% college gradsR+29.9Held RDistrict 26
MichiganR+26.6Held 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 2026.
- Roger Hauck (R)
2027– · Won 2026 by 26.9
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)