Illinois · 9th District · 2026

Illinois’ 9th District moved 15 points toward the Democrats

Daniel Biss won with 75.9%, a D+51.7 margin against Illinois’ 9th District’s D+36.8 vote for House in 2024.

Live · Updated 7:09 p.m. ET, Nov. 5 · 94.3% reported

75.9

Daniel Biss

184,413 votes

✓ Winner · AP call 8:50 p.m. ET, Nov. 3

24.1

John Elleson

58,667 votes

Vote share · per AP94.3% reported

75.9%24.1%

Results per AP · 00:09 UTC

Margin vs 2024D+14.9 swing

2026 D+51.7

2024 House D+36.8

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.