Illinois · 6th District · 2026

Illinois’ 6th District moved 17 points toward the Democrats

Sean Casten won re-election with 62.8%, a D+25.7 margin against Illinois’ 6th District’s D+8.4 vote for House in 2024.

Live · Updated 5:56 p.m. ET, Nov. 7 · 96.5% reported

62.8

Sean Casten

163,019 votes

✓ Winner · AP call 10:37 p.m. ET, Nov. 3

37.2

Niki Conforti

96,429 votes

Vote share · per AP96.5% reported

62.8%37.2%

Results per AP · 22:56 UTC

Margin vs 2024D+17.3 swing

2026 D+25.7

2024 House D+8.4

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.