Illinois

Upcoming marathons in Illinois

March 2026

Rend Lake Marathon
Marathon, Half Marathon, 1/4 Marathon
March 28, 2026
Whittington, IL, USA

April 2026

Spring Chance BQ.2 Marathon (Geneva, IL)
Marathon
April 11, 2026
Geneva, IL, USA
Illinois Marathon
Marathon, Half Marathon, 10K, 5K
April 25, 2026
Champaign-Urbana, IL, USA

May 2026

Chicagoland Spring Marathon
Marathon, Half Marathon, 10K
May 3, 2026
Schaumburg, IL, USA