Marathons in Illinois, United States 2026 7 events
42.2 kilometres (26.2 miles) — the classic endurance test. Browse upcoming events in United States.
Upcoming races
RunningIn 2 days
The Hidden Gem Half Marathon 2026
◎ Flossmoor, USA▤ Sep 12, 2026
21.1 km
RunningIn 2 weeks
Belleville Main Street Marathon & Half Marathon
◎ Belleville, USA▤ Sep 26, 2026
42.2 km
RunningIn 2 weeks
Moraine Hills Run for the Hills 10K and Half Marathon
◎ Moraine Hills State Park, McHenry, USA▤ Sep 26, 2026
10 km
RunningIn 2 weeks
TBK Bank Quad Cities Marathon
◎ Moline, USA▤ Sep 27, 2026
42.2 km
RunningIn 4 weeks
2026 Bank of America Chicago Marathon
◎ Chicago, USA▤ Oct 11, 2026
42.2 km
RunningIn 8 weeks
14th Annual Springfield Marathon & Harvest Wind Half Marathon & 10K
◎ New Berlin, USA▤ Nov 7, 2026
42.2 km
RunningIn 3 months
Naperville Marathon
◎ Naperville, USA▤ Dec 12, 2026
42.195 km