2012Final results
2012 election for Montana House District 5
Montana House of Representatives · Montana
Keith Regier (R) won with 74.7% of the vote, defeating James Mahnke (D) by 49.4 points.
Keith RegierRepublican · winner · incumbent
74.7%4,387
James MahnkeDemocrat
25.3%1,484
5,871 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 2012
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET