Illinois Half Marathons by Date • By City
Browse all 2023-2024 Illinois half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.
When you view a race, you’ll also find contact info if you’re having problems with your registration or need to contact the race directors.
March 2023
| Sat Mar 11 | Cactus Classic Trail Race Marathon Half Marathon & 10k | Manito IL |
| Sat Mar 18 | Deer Park St. Paddy's Half Marathon 10k & 5k | Deer Park IL |
| Sat Mar 18 | Forge Trail Half Marathon | Lemont IL |
| Sun Mar 19 | Aurora Half Marathon and 5k | Aurora IL |
| Sun Mar 19 | March Madness Half Marathon | Cary IL |
| Sat Mar 25 | Chicago Lakefront 50k 20.7M & Half Marathon | Chicago IL |
| Sat Mar 25 | Rend Lake Marathon & Half Marathon | Whittington IL |
| Sat Mar 25 | Southern Illinois Spring Classic Half Marathon & 5k | Lawrenceville IL |
April 2023
| Sat Apr 1 | Lake Sara Dam Run Half Marathon 8M & 5k | Effingham IL |
| Sat Apr 1 | Lincoln Presidential Half Marathon | Springfield IL |
| Sat Apr 8 | Bunny Wabbit Run Half Marathon 10k & 5k | Libertyville IL |
| Sat Apr 8 | Chi Town Half Marathon | Chicago IL |
| Sat Apr 22 | Allerton Races Half Marathon & 10k | Monticello IL |
| Sun Apr 23 | Naperville Women's Half Marathon & 5K | Naperville IL |
| Sun Apr 23 | Riverboat Marathon Series Day 7 Marathon & Half Marathon | Vienna IL |
| Sat Apr 29 | Gold Star Mission Run for the Fallen Half Marathon 5k & 3k | Rockford IL |
| Sat Apr 29 | Illinois Marathon Half Marathon 10k & Relay | Champaign IL |
May 2023
| Sun May 7 | Chicagoland Spring Marathon & Half Marathon | Schaumburg IL |
| Sun May 7 | Great Western Half Marathon & 10k | St. Charles IL |
| Sat May 13 | Bridge the Gap to Health Half Marathon 10k & 5k | Quincy IL |
| Sat May 13 | Races for all Paces Half Marathon 10k & 5k | Charleston IL |
| Sat May 13 | Starved Rock Country Marathon Half Marathon & 5k | Ottawa IL |
| Sun May 14 | Quad Cities Distance Classic Half Marathon & 5k | Rock Island IL |
| Sat Mar 20 | Blue Chevy Trail Classic Half Marathon & 10k | East Peoria IL |
| Sat May 20 | Red Cedar Trail Half Marathon | Makanda IL |
| Sun May 21 | Chicago Spring Half Marathon | Chicago IL |
| Sun May 21 | Deer Grove Trail Half Marathon and 10k | Palatine IL |
| Sun May 21 | Millstadt Tin Man Half Marathon & 5k | Millstadt IL |
| Sun May 28 | Run Madtown Half Marathon & 5k | Madison WI |
June 2023
| Sun Jun 4 | Chicago 13.1 | Chicago IL |
| Sun Jun 4 | North Shore Classic Half Marathon | Highland Park IL |
| Sun Jun 4 | Hometown Half Marathon 10k & 5k | Wheaton IL |
| Sat Jun 10 | River Bottom Country Runs for St. Jude Half Marathon & 5k | Deer Creek IL |
| Sat Jun 24 | Stars & Stripes Half Marathon 10K & 5K | Hoffman Estates IL |
July 2023
| Tue Jul 11 | Heartland Series Day 4 Marathon & Half Marathon | Fulton IL |
| Sat Jul 22 | Christmas in July Half Marathon & 5k | Elk Grove Village IL |
August 2023
| Sat Aug 5 | Run Mahomet Half Marathon 10k & 5k | Mahomet IL |
| Sat Aug 19 | River Run Half Marathon 5k & 3k | Rockford IL |
| Sun Aug 27 | Fort2Base | North Chicago IL |
September 2023
| Sat Sep 9 | Hidden Gem Half Marathon | Flossmoor IL |
| Sat Sep 9 | Naperville Trails Half Marathon | Wheaton IL |
| Sun Sep 17 | Fox Valley Marathon Half Marathon 20-Mile & 5K | St. Charles IL |
| Sat Sep 23 | Moraine Hills Run for the Hills Half Marathon & 10k | McHenry IL |
| Sat Sep 23 | YMCA Stone Bridge Half Marathon & 5k | Roscoe IL |
| Sun Sep 24 | Chicago Half Marathon & 5k | Chicago IL |
| Sun Sep 24 | Quad Cities Marathon Half Marathon & 5k | Moline IL |
| Sat Sep 30 | Belleville Main Street Marathon & Half Marathon | Belleville IL |
| Sat Sep 30 | Prairie State Half Marathon | Long Grove IL |
October 2023
| Sun Oct 8 | Springfield Marathon Half Marathon & 10k | New Berlin IL |
| Sat Oct 14 | Country Sole Half Marathon 10K & 5K | Chicago IL |
| Sat Oct 14 | Des Plaines River Trail Races Half Marathon | Half Day Forest Preserve IL |
| Sat Oct 14 | Sauk Valley Apple Cider Run Half Marathon 10K & 5K | Rock Falls IL |
| Sun Oct 22 | Naperville Half Marathon & 5k | Naperville IL |
| Sat Oct 28 | Galena River Fall Half Marathon & 8K | Galena IL |
November 2023
| Sat Nov 11 | Harvest Wind Marathon & Relay | New Berlin IL |
| Sat Nov 25 | Schaumburg Half Marathon & 5K Turkey Trot | Schaumburg IL |
December 2023
| Sat Dec 9 | Viking Dash Trail Run – Chicago Half Marathon 15k & 5k | Crystal Lake IL |
February 2024
| Sat Feb 3 | F^3 Lake Half Marathon & 5k | Chicago IL |
