1990Final results
1990 election for Michigan Senate District 13
Michigan State Senate · Michigan
John A. Welborn (R) won with 57.8% of the vote, defeating Edward Laforge (D) by 15.6 points.
John A. WelbornRepublican · winner · incumbent
57.8%36,641
Edward LaforgeDemocrat
42.2%26,770
63,411 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 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET