1978Final results
1978 election for Michigan Senate District 38
Michigan State Senate · Michigan
Joseph Mack (D) won with 63.4% of the vote, defeating Joseph A. Rossi (R) by 26.8 points.
Joseph MackDemocrat · winner · incumbent
63.4%52,313
Joseph A. RossiRepublican
36.6%30,167
82,482 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET