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Race2026 cycle · OtherElection day 3 Nov 2026Updated

Cite this page

DonorAlpha, “Iowa 3rd District general 2026”, https://donoralpha.com/races/iowa-3rd-district-general-2026?e=c2026&el=undetermined, updated .

Iowa 3rd District general 2026

No. 55 of 527 House races in the 2026 cycle

This race is in the 2026 general election.

The short version

In the 2026 Iowa 3rd District general election, 18 outside groups spent $4.8M: $138K supporting Sarah Trone Garriott (D), $2.6M opposing Sarah Trone Garriott, $58,624 supporting Zachary Nunn (R) and $2.0M opposing Zachary Nunn.

$4.8M

outside money

supporting Sarah Trone Garriott (D)
$138K
opposing Sarah Trone Garriott (D)
$2.6M
supporting Zachary Nunn (R)
$58,624
opposing Zachary Nunn (R)
$2.0M

Result not in yet

Election day is 3 Nov 2026.

  • Sarah Trone Garriott

    Democrat

    Waiting for the count

  • Zachary Nunn

    Republican

    Waiting for the count

Outside money supporting and opposing each candidate

Both sides on one scale
← OpposingSupporting →

  • Sarah Trone Garriott Democrat

    $2.6M
    $138K

    $138K supporting Sarah Trone Garriott · $2.6M opposing Sarah Trone Garriott

  • Zachary Nunn Republican

    $2.0M
    $58,624

    $58,624 supporting Zachary Nunn · $2.0M opposing Zachary Nunn

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.

  • Sarah Trone Garriott

    Democrat

    Own campaign raised
    $5.3M
    Outside money supporting
    $138K
    Outside money opposing
    $2.6M

    Party spending with the campaign

    $83,798

    Iowa Democratic Party $68,448DCCC $15,350

    Sarah for Iowa

  • Zachary Nunn

    Republican

    Own campaign raised
    $4.9M
    Outside money supporting
    $58,624
    Outside money opposing
    $2.0M

    Party spending with the campaign

    $344K

    NRCC $344K

    Iowans for Zach Nunn
  • 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

Opposing $151K

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. CFFE PACsupporting Sarah Trone Garriott$85,850
  2. Progressive Turnout Projectsupporting Sarah Trone Garriott$31,668
  3. Defending Main Street SUPERPACsupporting Zachary Nunn$23,815
  4. Welcomepacsupporting Sarah Trone Garriott$20,569
  5. America PACsupporting Zachary Nunn$17,594
  6. The Conservative Caucussupporting Zachary Nunn$16,558
  7. NRA Victory Fundsupporting Zachary Nunn$657
  8. Neighbor Voices PACsupporting Sarah Trone Garriott$120

Spent opposing a candidate

  1. Congressional Leadership Fundopposing Sarah Trone Garriott$2.3M
  2. HMPopposing Zachary Nunn$810K
  3. American Federation of State County & Municipal Employees P E O P L Eopposing Zachary Nunn$605K
  4. Elect Democratic Womenopposing Zachary Nunn$349K
  5. No Going Back PACopposing Sarah Trone Garriott$275K
  6. LCV Victory Fundopposing Zachary Nunn$133K
  7. America PACopposing Sarah Trone Garriott$88,190
  8. NRDC Action Votesopposing Zachary Nunn$50,000

Who’s connected to whom

The groups that spent supporting or opposing the candidates.

Their biggest giversGroups that spentCandidatesCongressional Leadership Fund spent $2.3M opposing Sarah Trone Garriott · $2.3MHMP spent $810K opposing Zachary Nunn · $810KAmerican Federation of State County & Municipal Employees P E O P L E spent $605K opposing Zachary Nunn · $605KElect Democratic Women spent $349K opposing Zachary Nunn · $349KNo Going Back PAC spent $275K opposing Sarah Trone Garriott · $275KLCV Victory Fund spent $133K opposing Zachary Nunn · $133KAmerica PAC spent $88,190 opposing Sarah Trone Garriott · $88,190CFFE PAC spent $85,850 supporting Sarah Trone Garriott · $85,850America PAC spent $17,594 supporting Zachary Nunn · $17,594American Action Network gave $43.5M to Congressional Leadership Fund · $43.5MChevron Corporation gave $3.5M to Congressional Leadership Fund · $3.5MHouse Majority Forward gave $61.7M to HMP · $61.7MAmerican Opportunity Action gave $4.0M to HMP · $4.0MLeague of Conservation Voters gave $18.0M to LCV Victory Fund · $18.0MGreen Advocacy Project (CA) gave $300K to LCV Victory Fund · $300KPivotal Ventures gave $2.0M to CFFE PAC · $2.0MOpportunity Action Fund gave $750K to CFFE PAC · $750KAmerican Action NetworkAmerican Action NetworkCompany or group · $43.5MChevron CorporationChevron CorporationCompany or group · $3.5MHouse Majority ForwardHouse Majority ForwardCompany or group · $61.7MAmerican Opportunity ActionAmerican Opportunity ActionCompany or group · $4.0MLeague of ConservationVotersLeague of Conservation VotersCompany or group · $18.0MGreen Advocacy Project (CA)Green Advocacy Project (CA)Company or group · $300KPivotal VenturesPivotal VenturesCompany or group · $2.0MOpportunity Action FundOpportunity Action FundCompany or group · $750KCongressional LeadershipFundCongressional Leadership FundGroup · $2.3MHMPHMPGroup · $810KAmerican Federation of StateCounty & Municipal EmployeesP E O P L EAmerican Federation of State County & Municipal Employees P E O P L EGroup · $605KElect Democratic WomenElect Democratic WomenGroup · $349KNo Going Back PACNo Going Back PACGroup · $275KLCV Victory FundLCV Victory FundGroup · $133KAmerica PACAmerica PACGroup · $106KCFFE PACCFFE PACGroup · $85,850Sarah Trone GarriottSarah Trone GarriottCandidate · $2.8MZachary NunnZachary NunnCandidate · $2.0M
  • Congressional Leadership Fund spent opposing Sarah Trone Garriott · $2.3M
  • HMP spent opposing Zachary Nunn · $810K
  • American Federation of State County & Municipal Employees P E O P L E spent opposing Zachary Nunn · $605K
  • Elect Democratic Women spent opposing Zachary Nunn · $349K
  • No Going Back PAC spent opposing Sarah Trone Garriott · $275K
  • LCV Victory Fund spent opposing Zachary Nunn · $133K
  • America PAC spent opposing Sarah Trone Garriott · $88,190
  • CFFE PAC spent supporting Sarah Trone Garriott · $85,850
  • America PAC spent supporting Zachary Nunn · $17,594
  • American Action Network gave to Congressional Leadership Fund · $43.5M
  • Chevron Corporation gave to Congressional Leadership Fund · $3.5M
  • House Majority Forward gave to HMP · $61.7M
  • American Opportunity Action gave to HMP · $4.0M
  • League of Conservation Voters gave to LCV Victory Fund · $18.0M
  • Green Advocacy Project (CA) gave to LCV Victory Fund · $300K
  • Pivotal Ventures gave to CFFE PAC · $2.0M
  • Opportunity Action Fund gave to CFFE PAC · $750K
GaveSpent supportingSpent opposingSwipe to see the whole map.

Group

Congressional Leadership Fund

  • Congressional Leadership Fund spent $2.3M opposing Sarah Trone Garriott$2.3M
  • American Action Network gave $43.5M to Congressional Leadership Fund$43.5M
  • Chevron Corporation gave $3.5M to Congressional Leadership Fund$3.5M
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