Montana 2nd — House 2026 Dem Primary
The Montana 2nd — House dem primary is scheduled for June 2, 2026. The model makes Brian Miller the clear favorite at 84%, ahead of Sam Lux at 11% in a 3-candidate field. Brian Miller leads the field in reported fundraising. No public polling is available for this race, so the forecast leans on fundraising, endorsements, candidate profiles, and historical results.
Current win probabilities
- Brian Miller — 84%
- Sam Lux — 11%
- Jonathan Windy Boy — 5%
Probabilities update daily from polls, fundraising, endorsements, and historical results.