1974Final results
1974 election for Michigan Senate District 9
Michigan State Senate · Michigan
Thomas Guastello (D) won with 51.8% of the vote, defeating David M. Serotkin (R) by 5.0 points.
Thomas GuastelloDemocrat · winner
51.8%37,388
David M. SerotkinRepublican
46.8%33,787
Arline LearrstIndependent
1.3%941
72,118 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 1974
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET