Upcoming 5Ks in Illinois

Endurance Grid lists four hundred nine 5Ks in Illinois, from September 2026 to August 2027 across 225 cities.

409
Races
225
Cities
14
Sports

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Running races in Illinois

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Frequently Asked Questions

How many 5Ks are in Illinois?
Endurance Grid's Race Calendar lists 409 upcoming 5Ks in Illinois, in 225 cities, from September 2026 to August 2027.
How long is a 5K?
A 5K is a running race where athletes run 3.1 miles long (5 kilometers) for time.
Which Illinois cities host 5Ks?
5Ks in Illinois are held in Chicago, Springfield, Wheaton, Belleville, Elk Grove Village, Greater Chicago, Lisle, Urbana, Aurora, and Bloomington, plus 215 other cities.
What other race distances are available in Illinois?
Beyond 5K, Illinois races cover a wide range of distances. Illinois also has 10Ks, half marathons, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with adventure, aquabike, road cycling, duathlon, gravel, mountain bike, obstacle course, rucking, running, swimming, swimrun, trail running, triathlon, and ultra races of various distances.