Ranked · Updated August 2026
The Most Popular Races in Illinois
Ranked by real runner activity on Find The Run — saves, race-week reminders, and registration clicks over the last 90 days. The races Illinois's runners are actually engaging with.
Diplo's Run Club Chicago
Chicago, IL · Oct 3, 2026
Summer Trail Classic
Hoffman Estates, IL · Aug 23, 2026
Naperville Trails Half Marathon & 10K
Wheaton, IL · Sep 5, 2026
Eckert's Spiked Apple 5k
Belleville, IL · Sep 5, 2026
Highlander Assault Obstacle Race
Mchenry, IL · Aug 15, 2026
Alpine Races 5k and 10 Mile
Lake Zurich, IL · Aug 16, 2026
ChiRunners Founders 5K
Elk Grove Village, IL · Aug 22, 2026
Eckert's Belleville Farm Donut Dash 5k
Belleville, IL · Jun 5, 2027
Summer Sizzler- Greater Chicago
Aurora, IL · Aug 30, 2026
St. Paul Strassenlauf
Highland, IL · Aug 22, 2026
DeKalb Corn Classic
DeKalb, IL · Sep 27, 2026
Better Than Yesterday 5K
Aurora, IL · Sep 20, 2026
The Fall Color 5K
Lisle, IL · Oct 24, 2026
Parkie’s 5K
Bolingbrook, IL · Aug 22, 2026
Thin Mint Sprint 2026
Fox River Grove, IL · Sep 12, 2026
9/11 Heroes Run - Chicago, Illinois
South Barrington, IL · Sep 12, 2026
Pirate's Booty
St. Charles, IL · Sep 12, 2026
SIUE Cougars Unleashed Homecoming Run & Pancake Breakfast
Edwardsville, IL · Sep 26, 2026
Downs Freedom Run
Downs, IL · Jun 19, 2027
Still Standing
Elgin, IL · Sep 19, 2026
Headless Horseman Hussle
Sleepy Hollow, IL · Sep 20, 2026
Elgin Valley Fox Trot
Elgin, IL · Jun 6, 2027
18th Annual Alton Miles for Meso 5K Race & 3K Fun Run/Walk
Alton, IL · Sep 19, 2026
Highlander Assault Obstacle Race
Pingree Grove, IL · Aug 15, 2026
Abe's Amble
Springfield, IL · Aug 23, 2026
Rankings reflect runner activity on Find The Run — saves, reminders, and registration clicks over the last 90 days — and update daily.