1988Final results
1988 election for Montana House District 55
Montana House of Representatives · Montana
Mike Kadas (D) won with 75.2% of the vote, defeating Mavis Vaillancourt (R) by 50.4 points.
Mike KadasDemocrat · winner · incumbent
75.2%2,227
Mavis VaillancourtRepublican
24.8%735
2,962 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 1988
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET