2010Final results
2010 election for Michigan Senate District 11
Michigan State Senate · Michigan
Jack Brandenburg (R) won with 65.7% of the vote, defeating Jim Ayres (D) by 31.4 points.
Jack BrandenburgRepublican · winner
65.7%65,403
Jim AyresDemocrat
34.3%34,166
99,569 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET