Upcoming Half Marathon Races Near Oak Brook, IL in October, 2025

Name: Duneland Half Marathon and 5K
Start: 2025-10-26
End: 2025-10-26
Location: Chesterton

Long Grove's Prairie State Half Marathon, 10K &...

Long Grove, IL

Saturday, October 4th, 2025

Half

10K

Chicago Fall Classic Half Marathon, 10K & Hot C...

Chicago, IL

Saturday, October 18th, 2025

Half

10K

Spooky Sprint - Chicago

Chicago, IL

Saturday, October 18th, 2025

10K

1 Mile

Spooky Sprint - Greater Chicago

Shorewood, IL

Saturday, October 18th, 2025

1 Mile

10K

Haunted Halloween Half Marathon & 5km

Chicago, IL

Sunday, October 26th, 2025

Half

Trail

Duneland Half Marathon and 5K

Chesterton, IN

Sunday, October 26th, 2025

Half

Trail

Don't see your race? Add it!