Iowa · 4th District · 2026

Iowa’s 4th District moved 16 points toward the Democrats

Chris McGowan won with 59.1%, a R+18.1 margin against Iowa’s 4th District’s R+34.3 vote for House in 2024.

Live · Updated 5:00 p.m. ET, Nov. 5 · 98.7% reported

59.1

Chris McGowan

178,846 votes

✓ Winner · AP call 11:33 p.m. ET, Nov. 3

40.9

Dave Dawson

123,940 votes

Vote share · per AP98.7% reported

59.1%40.9%

Results per AP · 22:00 UTC

Margin vs 2024D+16.2 swing

2026 R+18.1

2024 House R+34.3

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.