May Races in Illinois
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
1. Cinco de Miler - Chicago
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May 3, 2025Saturday
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5M run
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Chicago, IL
Cook County, IL
2. Cornerstone Lakes parkrun
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May 3, 2025Saturday
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5K run
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West Chicago, IL
Dupage County, IL
3. Firefly Race Series
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Past DateMay 3, 2024Friday
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10K, 3K run
Virtual OptionMore Information
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Lisle, IL
Dupage County, IL
4. Heritage Harbor parkrun
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May 3, 2025Saturday
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5K run
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Ottawa, IL
LaSalle County, IL
5. Pioneer Spirit Triathlon
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May 3, 2025Saturday
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sprint, supersprint triathlon
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Petersburg, IL
Menard County, IL
6. 5th Birthday Celebration 5K Fun Run
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Past DateMay 4, 2024Saturday
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5K, 1M run | kids run
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Fairview Heights, IL
St Clair County, IL
7. 22Mohawks Illinois 5K
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Past DateMay 4, 2024Saturday
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5K run
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Sterling, IL
Whiteside County, IL
8. 5K Run for Mental Health and Wellness
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Past DateMay 4, 2024Saturday
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5K run
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New Lenox, IL
Will County, IL
9. Cinco K
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Past DateMay 4, 2024Saturday
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5K run
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Rochelle, IL
Ogle County, IL
10. EmpoweRun 5K
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Past DateMay 4, 2024Saturday
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5K trail run
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Libertyville, IL
Lake County, IL
11. Firefly Race Series
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Past DateMay 4, 2024Saturday
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10K run
Virtual OptionMore Information
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Lisle, IL
Dupage County, IL
12. Hanover Township Sprint 2 Spring 5K
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Past DateMay 4, 2024Saturday
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5K run
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Hanover, IL
Jo Daviess County, IL
13. Healthy Kids Running Series - Havana
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Past DateMay 4, 2024Saturday
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kids run
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Havana, IL
Mason County, IL
14. HOH 5K
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Past DateMay 4, 2024Saturday
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5K run | kids run
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Northbrook, IL
Cook County, IL
15. Hydrants, Hoses, and Heroes 5K
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Past DateMay 4, 2024Saturday
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5K run
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Highland, IL
Madison County, IL
16. Kirby Derby
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Past DateMay 4, 2024Saturday
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10K, 5K run | kids run
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Monticello, IL
Piatt County, IL
17. Lake Run
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Past DateMay 4, 2024Saturday
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12K, 7K run
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Hudson, IL
McLean County, IL
18. Law Day Run
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Past DateMay 4, 2024Saturday
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5K run
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Belleville, IL
St Clair County, IL
19. Lincoln-Way Half Marathon
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Past DateMay 4, 2024Saturday
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13.1M, 10K run
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Frankfort, IL
Will County, IL
20. Mattea's Joy Superhero 5K
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Past DateMay 4, 2024Saturday
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5K run | kids run
Virtual OptionMore Information
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Bradley, IL
Kankakee County, IL
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.