Half Marathons in Illinois, United States 2026
21.1 kilometres (13.1 miles) — the bridge between the 10K and the full marathon. Browse upcoming events in United States.
8 upcoming races
Upcoming Races
Running
2026 Crystal Lake Half Marathon & 12K
Sep 6, 2026Crystal Lake, USA
Run 12 m
Running
The Hidden Gem Half Marathon 2026
Sep 12, 2026Flossmoor, USA
Run 21 m
Running
Belleville Main Street Marathon & Half Marathon
Sep 26, 2026Belleville, USA
Run 42 m
Running
Moraine Hills Run for the Hills 10K and Half Marathon
Sep 26, 2026Moraine Hills State Park, McHenry, USA
Run 10 m
Running
Chicago Fall Classic Half Marathon, 10K & 5K
Oct 17, 2026Chicago, USA
Run 21 m
Running
14th Annual Springfield Marathon & Harvest Wind Half Marathon & 10K
Nov 7, 2026New Berlin, USA
Run 42 m
Running
18th Annual F^3 Lake Half Marathon & 5k
Jan 30, 2027Chicago, USA
Run 21 m
Running
Chi Town Half Marathon & 10K
Apr 3, 2027Chicago, USA
Run 21 m