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2026 candidates we're tracking in IA-3
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Zach Nunn
Republican
Incumbent
Zach Nunn is a sixth-generation Iowan and Air Force veteran of nearly two decades who served as an airborne intelligence officer and as Director of Cybersecurity at the White House National Security Council, according to his official House biography. He previo…
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Sarah Trone Garriott
Democratic
Sarah Trone Garriott is a Lutheran minister from West Des Moines who has served in the Iowa Senate since a 2020 special election, according to The Gazette. She won the Democratic nomination for Iowa's 3rd Congressional District, challenging incumbent Rep. Zach…
About this race
Iowa's 3rd Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Iowa primary is Tuesday, June 2, 2026, and the general election is Tuesday, November 3, 2026.