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Illinois's 1st Congressional District

Results updated Nov 7, 1:00 AM ET

Jonathan Jackson (Democrat) was re-elected in Illinois's 1st Congressional District in 2026, defeating Christian Maxwell 71.7% to 28.3%.

Map of Illinois's 1st Congressional District (2026 lines)
Representative-electJonathan Jackson (D), re-elected
Current representativeJonathan L. Jackson (D), through January 3, 2027
District linesUnchanged for 2026
Partisan lean (PVI)D+18
PoliGov final forecastSafe D · Jonathan Jackson >99%, Christian Maxwell <1%

2026 results

Called

CandidateVoteVotes
Jonathan Jackson (D)71.7%165,499
Christian Maxwell (R)28.3%65,408

88% of the expected vote counted. Vote counts are unofficial until certified.

Other Illinois districts

IL-2 · IL-3 · IL-4 · IL-5 · IL-6 · IL-7 · IL-8 · IL-9 · IL-10 · IL-11 · IL-12 · IL-13 · IL-14 · IL-15 · IL-16 · IL-17

All Illinois districts · Illinois forecast and results · Illinois senators · Illinois governor

Results and race calls: civicAPI, updated Nov 7, 1:00 AM ET. Vote counts are unofficial until certified.