The primary election for Montana's 1st Congressional District features nine candidates. The primary election is on Tuesday, June 2, 2026.
Republicans
- Ray Curtis
- Aaron Flint
- Christi Jacobsen
- Al Olszewski
Democrats
- Ryan Busse
- Russ Cleveland
- Sam Forstag
- Matt Rains
Libertarian
- Nick Sheedy
The general election is scheduled for Tuesday, November 3, 2026.