Iowa · 3rd District · 2026

Democrats flip Iowa’s 3rd District

Sarah Trone Garriott won with 53.6%, a D+7.3 margin against Iowa’s 3rd District’s R+3.8 vote for House in 2024.

Live · Updated 3:17 p.m. ET, Nov. 5 · 98.8% reported

53.6

Sarah Trone Garriott

189,349 votes

✓ Winner · AP call 12:03 a.m. ET, Nov. 4

46.4

Zach Nunn

163,631 votes

Vote share · per NBC98.8% reported

53.6%46.4%

Results per NBC · 20:17 UTC

Margin vs 2024D+11.1 swing

2026 D+7.3

2024 House R+3.8

Chance of winningExternal ↗

Sarah Trone Garriott >99% · settled Yes

prices, not our forecast · 04:45 UTC

Circle size: votes counted. Colour: the leader, darker for a wider margin; grey until half the vote is in. District tint: the districtwide leader. Point at a circle for its count.

Each place shows the latest report from any source we collect: AP, the networks, DDHQ and state and county election offices, credited row by row. Race calls are AP’s. Counts are unofficial until certified. How we collect and check results.