1970Final results
1970 election for Michigan Senate District 31
Michigan State Senate · Michigan
Robert Vanderlaan (R) won with 65.9% of the vote, defeating Charles B. Reintges (D) by 31.7 points.
Robert VanderlaanRepublican · winner · incumbent
65.9%52,387
Charles B. ReintgesDemocrat
34.1%27,162
79,549 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET