Who is running for U.S. House District 3 in Iowa in 2026?

Zach Nunn (R), Sarah Trone Garriott (D)

When is the Iowa 2026 general election?

Tuesday, November 3, 2026. Polls are open 7 a.m. to 8 p.m.

Iowa › Races › U.S. House District 3

U.S. House District 3 — Iowa 2026

2 candidates on the November 3, 2026 general election ballot (official Iowa Secretary of State list, as of October 29, 2026). Grades reflect each candidate's public record on life, family, religious liberty, the Second Amendment, limited government and fiscal responsibility.

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Candidates

BZach NunnRepublican

Incumbent U.S. Representative for District 3 and former state senator (Senate District 15); Republican.

LifeBFamilyAReligious libertyB2nd AmendmentALimited gov’tBFiscalA

Rated A and endorsed by NRA-PVF and B by SBA Pro-Life America; as a state senator voted for the girls' sports bill (HF 2416) and flat income tax (HF 2317), with a 2025 Club for Growth score of 89%.

Life: Rated B by SBA Pro-Life America.
Family: Voted yes on HF 2416 (2022 girls' sports limited to biological females) in the Iowa Senate.
Religious liberty: No specific record found; conservative ratings (iVoterGuide 'Leans Conservative') suggest general support.
2nd Amendment: Rated A and endorsed by NRA-PVF for 2026 (recorded absent on HF 756 in 2021).
Limited gov’t: Heritage Action score of 66% (119th Congress), 62% lifetime.
Fiscal: Voted yes on HF 2317 (2022 flat income tax); Club for Growth score of 89% (2025).

Sources: [1] [2] [3] [4] [5] [6]

Ballotpedia

DSarah Trone GarriottDemocratic

State senator (Senate District 14); Democratic candidate for U.S. House District 3.

LifeFFamilyFReligious libertyC2nd AmendmentFLimited gov’tDFiscalC

Voted against the heartbeat abortion law (HF 732), the minors' gender-transition ban (SF 538), school choice (HF 68) and permitless carry (HF 756); rated F by NRA-PVF and named a Moms Demand Gun Sense Candidate.

Life: Voted no on HF 732 (2023 fetal heartbeat abortion law).
Family: Voted no on SF 538 (2023 minors' gender-transition ban), SF 496 (2023 parental rights), HF 2416 (2022 girls' sports) and SF 418 (2025).
Religious liberty: No specific religious-liberty record or statements found.
2nd Amendment: Rated F by NRA-PVF, named a 2026 Moms Demand Gun Sense Candidate, voted no on HF 756 (2021 permitless carry); IFC vote index 37.5%.
Limited gov’t: Voted no on HF 68 (2023 school-choice accounts) and HF 856 (2025 DEI ban).
Fiscal: Mixed: voted no on HF 2317 (2022 flat income tax) but yes on SF 2442 (2024 income-tax cut, passed 39-7).

Sources: [1] [2] [3] [4] [5] [6]

Ballotpedia

More Iowa 2026 races

U.S. House District 1 · U.S. House District 2 · U.S. House District 4