Race2026 cycleElection day 3 Nov 2026Updated

Cite this page

DonorAlpha, “Montana 1st District general 2026”, https://donoralpha.com/races/montana-1st-district-general-2026?e=c2026, updated .

Montana 1st District general 2026

No. 92 of 527 House races in the 2026 cycle

The short version

In the 2026 Montana 1st District general election, 13 outside groups spent $2.7M: $294K supporting Sam Forstag (D), $1.5M opposing Sam Forstag, $550K supporting Aaron Flint (R) and $360K opposing Aaron Flint.

$2.7M

outside money

supporting Sam Forstag (D)
$294K
opposing Sam Forstag (D)
$1.5M
supporting Aaron Flint (R)
$550K
opposing Aaron Flint (R)
$360K

Result not in yet

Election day is 3 Nov 2026.

  • Sam Forstag

    Democrat

    Waiting for the count

  • Aaron Flint

    Republican

    Waiting for the count

Outside money supporting and opposing each candidate

Both sides on one scale
← OpposingSupporting →
  • Sam Forstag Democrat

    $1.5M
    $294K

    $294K supporting Sam Forstag · $1.5M opposing Sam Forstag

  • Aaron Flint Republican

    $360K
    $550K

    $550K supporting Aaron Flint · $360K opposing Aaron Flint

This seat, every election

Montana 1st District

$4.2M

outside money in the 2026 cycle

The long version

The candidates

What each candidate’s own campaign raised, beside what outside groups spent supporting and opposing them, and what party committees spent working with the campaign.

  • Sam Forstag

    Democrat

    Own campaign raised
    $1.4M
    Outside money supporting
    $294K
    Outside money opposing
    $1.5M

    Party spending with the campaign

    $26,194

    Montana Democratic Party $26,194

    Sam for Montana
  • Aaron Flint

    Republican

    Own campaign raised
    $1.3M
    Outside money supporting
    $550K
    Outside money opposing
    $360K

    Party spending with the campaign

    $174K

    NRCC $174K

    Flint for Montana
  • Campaign money to 30 Jun 2026

Week by week

Outside money each week, supporting and opposing the candidates, all candidates combined.

Week of 5 Oct 2026

Supporting $10,000

Supporting candidatesOpposing candidates

The groups on each side

The biggest outside groups in this race, by what they spent supporting or opposing each candidate.

Spent supporting a candidate

  1. Americans for Prosperity Action, Inc.supporting Aaron Flint$183K
  2. Montana Voters PACsupporting Sam Forstag$150K
  3. Progressive Turnout Projectsupporting Sam Forstag$103K
  4. Leadership in Actionsupporting Aaron Flint$97,220
  5. No Going Back PACsupporting Aaron Flint$86,535
  6. Montana Republican State Central Committeesupporting Aaron Flint$67,300
  7. Special Operations for Americasupporting Aaron Flint$50,400
  8. Civic Renewal Fundsupporting Aaron Flint$40,231

Spent opposing a candidate

  1. No Going Back PACopposing Sam Forstag$1.4M
  2. LCV Victory Fundopposing Aaron Flint$210K
  3. Montana Voters PACopposing Aaron Flint$150K
  4. Americans for Prosperity Action, Inc.opposing Sam Forstag$137K
  5. Civic Renewal Fundopposing Sam Forstag$5,391

Who’s connected to whom

The groups that spent supporting or opposing the candidates.

Their biggest giversGroups that spentCandidatesNo Going Back PAC spent $1.4M opposing Sam Forstag · $1.4MLCV Victory Fund spent $210K opposing Aaron Flint · $210KAmericans for Prosperity Action, Inc. spent $183K supporting Aaron Flint · $183KMontana Voters PAC spent $150K supporting Sam Forstag · $150KMontana Voters PAC spent $150K opposing Aaron Flint · $150KAmericans for Prosperity Action, Inc. spent $137K opposing Sam Forstag · $137KProgressive Turnout Project spent $103K supporting Sam Forstag · $103KLeadership in Action spent $97,220 supporting Aaron Flint · $97,220No Going Back PAC spent $86,535 supporting Aaron Flint · $86,535Montana Republican State Central Committee spent $67,300 supporting Aaron Flint · $67,300Special Operations for America spent $50,400 supporting Aaron Flint · $50,400Koch Inc gave $30.0M to Americans for Prosperity Action, Inc. · $30.0MStand Together gave $20.0M to Americans for Prosperity Action, Inc. · $20.0MLeague of Conservation Voters gave $18.0M to LCV Victory Fund · $18.0MGreen Advocacy Project (CA) gave $300K to LCV Victory Fund · $300KStop Republicans gave $5.8M to Progressive Turnout Project · $5.8MProgressive Takeover gave $3.5M to Progressive Turnout Project · $3.5MFidelity National Financial (FL) gave $125K to Leadership in Action · $125KRai Services (NC) gave $50,000 to Leadership in Action · $50,000Warrior PAC gave $4,090 to Special Operations for America · $4,090Deol Truckline gave $500 to Special Operations for America · $500Koch IncKoch IncCompany or group · $30.0MStand TogetherStand TogetherCompany or group · $20.0MLeague of ConservationVotersLeague of Conservation VotersCompany or group · $18.0MGreen Advocacy Project (CA)Green Advocacy Project (CA)Company or group · $300KStop RepublicansStop RepublicansCompany or group · $5.8MProgressive TakeoverProgressive TakeoverCompany or group · $3.5MFidelity National Financial(FL)Fidelity National Financial (FL)Company or group · $125KRai Services (NC)Rai Services (NC)Company or group · $50,000Warrior PACWarrior PACCompany or group · $4,090Deol TrucklineDeol TrucklineCompany or group · $500No Going Back PACNo Going Back PACGroup · $1.5MAmericans for ProsperityAction, Inc.Americans for Prosperity Action, Inc.Group · $321KMontana Voters PACMontana Voters PACGroup · $300KLCV Victory FundLCV Victory FundGroup · $210KProgressive Turnout ProjectProgressive Turnout ProjectGroup · $103KLeadership in ActionLeadership in ActionGroup · $97,220Montana Republican StateCentral CommitteeMontana Republican State Central CommitteeGroup · $67,300Special Operations forAmericaSpecial Operations for AmericaGroup · $50,400Sam ForstagSam ForstagCandidate · $1.8MAaron FlintAaron FlintCandidate · $910K
  • No Going Back PAC spent opposing Sam Forstag · $1.4M
  • LCV Victory Fund spent opposing Aaron Flint · $210K
  • Americans for Prosperity Action, Inc. spent supporting Aaron Flint · $183K
  • Montana Voters PAC spent supporting Sam Forstag · $150K
  • Montana Voters PAC spent opposing Aaron Flint · $150K
  • Americans for Prosperity Action, Inc. spent opposing Sam Forstag · $137K
  • Progressive Turnout Project spent supporting Sam Forstag · $103K
  • Leadership in Action spent supporting Aaron Flint · $97,220
  • No Going Back PAC spent supporting Aaron Flint · $86,535
  • Montana Republican State Central Committee spent supporting Aaron Flint · $67,300
  • Special Operations for America spent supporting Aaron Flint · $50,400
  • Koch Inc gave to Americans for Prosperity Action, Inc. · $30.0M
  • Stand Together gave to Americans for Prosperity Action, Inc. · $20.0M
  • League of Conservation Voters gave to LCV Victory Fund · $18.0M
  • Green Advocacy Project (CA) gave to LCV Victory Fund · $300K
  • Stop Republicans gave to Progressive Turnout Project · $5.8M
  • Progressive Takeover gave to Progressive Turnout Project · $3.5M
  • Fidelity National Financial (FL) gave to Leadership in Action · $125K
  • Rai Services (NC) gave to Leadership in Action · $50,000
  • Warrior PAC gave to Special Operations for America · $4,090
  • Deol Truckline gave to Special Operations for America · $500
GaveSpent supportingSpent opposingSwipe to see the whole map.

Group

No Going Back PAC

  • No Going Back PAC spent $1.4M opposing Sam Forstag$1.4M
  • No Going Back PAC spent $86,535 supporting Aaron Flint$86,535

Polls

Every poll of this race on one timeline.

The latest poll, by American Pulse Research & Polling to 24 Sep 2026, has Aaron Flint at 45.9% and Sam Forstag at 45.4%.

2polls of this race

in 2026
2
pollsters
2

Sam ForstagAaron Flint

American Pulse Research & Polling19 Sep to 24 Sep 2026 · 314 likely voters
DemocraticSam Forstag45.4%
RepublicanAaron Flint45.9%

Also asked · Nick Sheedy 5.4%

Point at a dot, or tab in and use the arrow keys

Every poll, newest first

  1. 24 Sep ’26American Pulse Research & Polling 19 Sep to 24 Sep 2026 · 314 likely votersSam Forstag 45.4%Aaron Flint 45.9%Nick Sheedy 5.4%
  2. 5 May ’26Upswing Research a party-aligned sponsor paid for it30 Apr to 5 May 2026 · 401 likely votersSam Forstag 43.0%Aaron Flint 48.0%
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