Incumbent: Zachary Nunn · Republican
Zach Nunn (Republican Party) is a member of the U.S. House, representing Iowa's 3rd Congressional District. He assumed office on January 3, 2023. His current term ends on January 3, 2027. Nunn (Republican Party) is running for re-election to the U.S. House to represent Iowa's 3rd Congressional District. He is on the ballot in the Republican primary on June 2, 2026.[sources:1,2]
Sarah Trone Garriott (Democratic Party) is a member of the Iowa State Senate, representing District 14. She assumed office on January 3, 2023. Her current term ends on January 2, 2029. Trone Garriott (Democratic Party) is running for election to the U.S. House to represent Iowa's 3rd Congressional District. She is on the ballot in the Democratic primary on June 2, 2026.[sources:1,2]
Jennifer Konfrst (Democratic Party) is a member of the Iowa House of Representatives, representing District 32. She assumed office on January 1, 2023. Her current term ends on January 1, 2027. Konfrst (Democratic Party) ran for election to the U.S. House to represent Iowa's 3rd Congressional District. She will not appear on the ballot for the Democratic primary on June 2, 2026. Klimesh served asminority leaderof the Iowa House of Representatives from 2021 to 2025.
Lanon Baccam (Democratic Party) ran for election to the U.S. House to represent Iowa's 3rd Congressional District. He lost in the general election on November 5, 2024.
Tracy Limon (Democratic Party) ran for election to the U.S. House to represent Iowa's 3rd Congressional District. She will not appear on the ballot for the Democratic primary on June 2, 2026.
Nicole Hasso (Republican Party) is running for election to the Iowa House of Representatives to represent District 43. She is on the ballot in the Republican primary on June 2, 2026.
Michael Carrigan (Democratic Party) is a member of the Illinois Commerce Commission. Carrigan assumed office in 2020. Carrigan's current term ends on January 21, 2030.
Easton Wolfe (Democratic Party) ran for election to the U.S. House to represent Iowa's 3rd Congressional District. He will not appear on the ballot for the Democratic primary on June 2, 2026.
Marco Battaglia (Libertarian Party) ran for election to the U.S. House to represent Iowa's 3rd Congressional District. He lost as a write-in in the general election on November 5, 2024.
