1978Final results
1978 election for Michigan's 12th District
U.S. House · Michigan
David Bonior (D) won with 54.9% of the vote, defeating Kirby Holmes (R) by 9.8 points.
David BoniorDemocrat · winner
54.9%82,892
Kirby HolmesRepublican
45.1%68,063
150,956 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1978
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET