Illinois Half Marathons by City • By Date
Each half marathon that takes place in Illinois is listed below, and when you click the link you’ll find info for each race — what the course is like and a map of the route, the elevation change, whether it’s fast and flat or hilly and challenging, how to sign up, and more.
You’ll also find contact info if you’re having problems with your registration or need to contact the race directors.
2022-2023 calendar of Illinois half marathons
Bolingbrook
Bolingbrook St. Paddy’s Half Marathon
Cary
Champaign / Urbana
Christie Clinic Illinois Marathon, Half Marathon, Relay, 10K & 5K
Charleston
Races for All Paces Half Marathon, 10K & 5K
Chicago
Chicagoland Spring Half Marathon & 10K
Country Sole Half Marathon 10K & 5K
Winter Warm Up – Chicago Half Marathon 10k & 5k
Crystal Lake
Effingham
Elk Grove Village
Christmas in July Half Marathon
Flossmoor
Fulton
Heartland Series Marathon Half Marathon 10K & 5K – Day 4
Galena
Galena River Fall Half Marathon & 8K
Highland Park
Hoffman Estates
Fitness for America Sports Festival Half Marathon & 5K Run/Walk
Lawrenceville
Southern Illinois Spring Classic Half Marathon, 5K & Fun Run
Lemont
Libertyville
Bunny Wabbit Run Half Marathon 10k & 5k
Lincolnshire
Des Plaines River Trail Races Marathon, Half Marathon & 50-Mile Ultra-marathon
Mahomet
MAYC Run Mahomet Half Marathon & 5K
Marion
Fly With The Eagles Half Marathon
McHenry
Moraine Hills Run for the Hills Half Marathon & 10k
Moline
Quad Cities Marathon, Half Marathon, 5K & 5-Person Relay
Monticello
Allerton Trails Half Marathon & 10K
Naperville
Naperville Marathon & Half Marathon
Naperville Trails Half Marathon
Naperville Women’s Half Marathon & 5K
New Berlin
Ottawa
Starved Rock Country Marathon Half Marathon & 5k
Quincy
Bridge the Gap to Health Half Marathon
Rockford
Gold Star Mission Run for the Fallen Half Marathon 5k & 3k
Rock Falls
Sauk Valley Apple Cider Run Half Marathon 10K & 5K
Schaumburg
Chicagoland Spring Marathon & Half Marathon
Schaumburg Half Marathon & 5K Turkey Trot
Springfield
Iceman Series Half Marathon & 6.6M
Lincoln Presidential Half Marathon
St. Charles
Fox Valley Marathon, Half Marathon, 20-Mile & 5K
Great Western Half Marathon & 10K
Vienna
Riverboat Series Marathon Half Marathon 10K & 5K – Day 7
