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Illinois U.S. senators

Illinois is represented in the U.S. Senate by Richard J. Durbin (D) and Tammy Duckworth (D). In the 2026 election, Juliana Stratton won the Durbin seat.

SenatorPartySeatTerm endsNext election
Richard J. DurbinDemocratClass IIJan 3, 20272026
Tammy DuckworthDemocratClass IIIJan 3, 20292028

Illinois 2026 Senate election

Juliana Stratton won (Juliana Stratton 61.0% · Don Tracy 37.4% · Whitfield Harrington Jr. 1.6%). Juliana Stratton is the senator-elect and takes office January 3, 2027, succeeding Richard J. Durbin.

PoliGov's final forecast gave Juliana Stratton a >99% chance and Don Tracy a <1% chance. Full Illinois forecast →

In the 2024 presidential election, Illinois voted Democratic by 10.9 points. 2024 results by state →

See Illinois on the Senate map →