Half Marathons in Illinois 2026 | Upcoming Races & Dates

There are 56 half marathons in Illinois scheduled for 2026. The next is the Run Juneteenth Day 5K/10K/13.1 CHICAGO/EVANSTON in Chicago on June 20. Illinois half marathons run primarily June through July.

MLK Jr. Freedom Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Jan 16 · Chicago, IL Chicago

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

Coffee Lover Run CHICAGO/EVANSTON

Sat, Jan 30 · Chicago, IL Chicago

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

18th Annual F^3 Lake Half Marathon & 5k

Sat, Jan 30 · Chicago, IL Chicago

5kHalf Marathon

From $38 Open

Fly with the Eagles Half Marathon

Sat, Feb 13 · Murphysboro, IL Murphysboro

Virtual Half Marathon1/2 MarathonHoodie Only (Must Pickup at packet Pickup)

From $25 Closed 25 spots left

Chi Town Half Marathon & 10K

Sat, Apr 3 · Chicago, IL Chicago

10K10K10K - Extended Online Registration +9

From $69.99 Open

COMING IN JULY 2027 - Screw City DUATHLON, RUCK & 2 MILE RUN/WALK

Sun, Jul 18 · Rockford, IL Rockford

Screw City 2 Mile RunScrew City RUCK ChallengeScrew City Duathlon - Individual +1

From $25 Closed

Half Marathons in Illinois — 2026