Upcoming Half Marathon Races Near Decatur, IL

Most popular races in Illinois →

Sat, Dec 121 race

Iceman Series 2026-27 logo

Iceman Series 2026-27

Springfield, IL

15K
Half
View details for race Iceman Series 2026-27

Sun, Jan 3, 20271 race

Second Wind Christie Clinic Illinois Race Weekend Training Program logo

Second Wind Christie Clinic Illinois Race Weeke...

Champaign, IL

Half
View details for race Second Wind Christie Clinic Illinois Race Weekend Training Program
Never miss a race near youSave races and see the forecast in the free app.Get the app

Sat, Apr 3, 20271 race

VICTORY RACES -  Marathon, Half, and 5K logo

VICTORY RACES - Marathon, Half, and 5K

Hillsdale, IN

Marathon
Half
5K
Trail
BQ
View details for race VICTORY RACES - Marathon, Half, and 5K

Sat, Apr 10, 20271 race

Lincoln Presidential Half Marathon logo

Lincoln Presidential Half Marathon

Springfield, IL

Half
View details for race Lincoln Presidential Half Marathon

Organize a race? Add it free, or boost it so runners see it first.

Fri, Aug 6, 20271 race

Run Mahomet logo

Run Mahomet

Mahomet, IL

5K
Half
Fast
View details for race Run Mahomet