2020 Montana U.S. House At-large Election

Montana · 2 candidates · See every 2020 U.S. House race

Who won the 2020 Montana U.S. House At-large Election?

Matt Rosendale won the 2020 Montana U.S. House At-large Election. Matt Rosendale received 339,169 popular votes (56.39%). The main challenger was Kathleen Williams (43.61%).

See the full head-to-head between Rosendale and Williams

Rosendale +12.8 pts · won by 76,829 votes

Matt Rosendale RepublicanWINNER56.39%

339,169 votes

Kathleen Williams Democratic43.61%

262,340 votes

Popular-vote totals for U.S. House elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.