Upset Brief · MT-01 · Sam Forstag (D) vs. Aaron Flint (R)
Forstag can win. The math closes using 19 percent of what history allows.
50%
odds today
66%
odds with the plan
5,008
net votes to find
37
days left; voting starts October 9
Where
- 01+1,828Silver Bow CountyStarting line Forstag +23. 11.8% split their ticket.
- 02+670Missoula CountyStarting line Forstag +33. 6.1% split their ticket. 16,866 more ballots in 2024 than in 2022.
- 03+645Lake CountyStarting line Flint +9. 6.8% split their ticket.
- 04+506Deer Lodge CountyStarting line Forstag +18. 11.4% split their ticket.
- 05+445Beaverhead CountyStarting line Flint +33. 7.3% split their ticket.
- 06+396Glacier CountyStarting line Forstag +30. 11.8% split their ticket.
The top 10 counties carry 100% of the plan.
How
- P+4,401PersuadeTicket splitters and the 12 percent still undecided in the latest poll: 22,688 leaning Flint today.
- M+590MobilizeAt least 41,855 people who voted in 2024 but not in 2022, in counties where Forstag's side wins at least 55 percent.
- C+267ConsolidateVoters who went third party in recent races, in the counties that lean Forstag's way.
What has to be true
- Forstag wins 10 percent of the ticket splitters and undecided voters now leaning Flint.
- In Missoula County, 7 percent of the people who voted in 2024 but skipped 2022 come back and vote.
- No national wave is required. The plan closes at 19 percent of what recent Montana results show is possible.
- The starting line comes from published 2026 polls, including campaign or party sponsored polls where those are the only ones; if the true gap is different, so is the plan.
The numbers behind it
- 01Crossover regression344 precincts, R² 0.994, 42 crossover precincts identified
- 02Monte Carlo20,000 seeded simulated elections with a 5-point baseline error. 90% range of the final margin with the plan: -15,321 to 26,045 votes.
- 03Money, FEC candidate totals through June 30Forstag $550,079 cash on hand; Flint $502,201.
- 04Call program for this list10,436 households, 31,309 dials, about 1,641 live conversations: an estimated $4,657 at published rates.
Independent analysis by The Political Group from official Montana Secretary of State precinct returns (2022 and 2024), FEC filings and published polls, as of September 26, 2026. Not affiliated with any candidate or party.