2006Final results
2006 election for Michigan Senate District 12
Michigan State Senate · Michigan
Mike Bishop (R) won with 56.3% of the vote, defeating Joseph Barrera (D) by 15.6 points.
Mike BishopRepublican · winner · incumbent
56.3%59,498
Joseph BarreraDemocrat
40.8%43,069
Brian KellyLibertarian
2.9%3,044
105,611 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 2006
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET