1980Final results
1980 election for Montana House District 9
Montana House of Representatives · Montana
Dennis Iverson (R) won with 70.5% of the vote, defeating Erwin Carlson (D) by 41.0 points.
Dennis IversonRepublican · winner · incumbent
70.5%2,172
Erwin CarlsonDemocrat
29.5%908
3,080 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 1980
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET