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Montana House District 45 Election Results

Compiled by EveryElectionResult.com's data team · Last updated 2026-08-30

Montana House District 45 was held by Republican after the 2018 general election, a two-party margin of 33.8 points. This page covers every general election on record for this district from 1974 to 2018.

This page covers the state House (lower chamber) general election only, two-party vote totals (Democratic vs. Republican). District lines here are redrawn at least once a decade, so an older and newer election under the same district number don't necessarily cover the same voters -- see the sourcing note below.

Results by Election

ElectionWinning PartyDem. VotesGOP VotesDem. ShareMargin
1974 Republican 1,065 1,453 42.3% 15.4 pts
1976 Republican 1,456 1,601 47.6% 4.7 pts
1978 Republican 0 2,205 0.0% 100.0 pts
1980 Republican 0 2,640 0.0% 100.0 pts
1982 Democratic 1,984 1,524 56.6% 13.1 pts
1984 Democratic 2,767 1,348 67.2% 34.5 pts
1986 Democratic 2,340 0 100.0% 100.0 pts
1988 Democratic 2,737 1,228 69.0% 38.1 pts
1990 Democratic 2,633 0 100.0% 100.0 pts
1992 Democratic 2,643 1,626 61.9% 23.8 pts
1994 Democratic 1,734 1,275 57.6% 15.2 pts
1996 Democratic 1,826 1,685 52.0% 4.0 pts
1998 Democratic 1,428 1,157 55.2% 10.5 pts
2000 Democratic 1,548 1,511 50.6% 1.2 pts
2002 Democratic 1,295 1,080 54.5% 9.1 pts
2004 Republican 0 3,782 0.0% 100.0 pts
2006 Republican 1,087 2,946 26.9% 46.1 pts
2008 Republican 1,053 3,168 24.9% 50.1 pts
2010 Republican 0 3,165 0.0% 100.0 pts
2012 Republican 1,299 3,252 28.5% 42.9 pts
2014 Republican 971 2,494 28.0% 44.0 pts
2016 Republican 1,453 3,305 30.5% 38.9 pts
2018 Republican 1,498 3,027 33.1% 33.8 pts

Winning Margin Over Time

1974: Republican margin 15.4 pts 1976: Republican margin 4.7 pts 1978: Republican margin 100.0 pts 1980: Republican margin 100.0 pts 1982: Democratic margin 13.1 pts 1984: Democratic margin 34.5 pts 1986: Democratic margin 100.0 pts 1988: Democratic margin 38.1 pts 1990: Democratic margin 100.0 pts 1992: Democratic margin 23.8 pts 1994: Democratic margin 15.2 pts 1996: Democratic margin 4.0 pts 1998: Democratic margin 10.5 pts 2000: Democratic margin 1.2 pts 2002: Democratic margin 9.1 pts 2004: Republican margin 100.0 pts 2006: Republican margin 46.1 pts 2008: Republican margin 50.1 pts 2010: Republican margin 100.0 pts 2012: Republican margin 42.9 pts 2014: Republican margin 44.0 pts 2016: Republican margin 38.9 pts 2018: Republican margin 33.8 pts 1974 1976 1978 1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 2000 2002 2004 2006 2008 2010 2012 2014 2016 2018

Frequently Asked Questions

Which party held Montana House District 45 at the 2018 election?

Republican held Montana House District 45 at the 2018 general election, with a two-party margin of 33.8 points.

Which parties have held Montana House District 45 since 1974?

Since 1974, Montana House District 45 has been held by: Democratic, Republican.

What was the closest two-party race on record in Montana House District 45?

The closest two-party margin on record for Montana House District 45 was 2000, at just 1.2 percentage points.