Upcoming running races in Illinois

25 running races are coming up in Illinois. Compare dates, distances and locations, then get ready with a personalized training plan.

25 upcoming races

September 2026

Sep 5, 2026GristMill Grind📍 Franklin Grove, IL3.1 mi · 6.2 mi
Sep 5, 2026Naperville Trails Half Marathon📍 Wheaton, IL6.2 mi · 13 mi
Sep 5, 2026Temptation 200 Ultras📍 Forest City, IL6.2 mi · 31 mi · 62 mi · 93 mi
Sep 12, 2026St. Jude Walk/Run and We Care Half Marathon📍 Bloomington, IL13 mi · 6.2 mi · 3.1 mi
Sep 12, 2026Sand Creek Trail Run📍 Decatur, IL4.4 mi · 7.6 mi
Sep 12, 2026Timely Nonsense📍 Chicago, IL6 h · 12 h
Sep 19, 2026Tiger 10 Miler- Trail Race Presented by Byron Bank📍 Byron, IL10 mi
Sep 26, 2026Hindsight Ultra Trail Runs📍 Dixon, IL16 mi · 31 mi · 62 mi · 100 mi
Sep 26, 2026Miles for Marshall 5K Trail Run for Childhood Cancer📍 Greenville, IL3.1 mi
Sep 26, 2026YMCA Stone Bridge 1/2 Marathon📍 Roscoe, IL3.1 mi · 13 mi
Sep 27, 2026Semi Marathon Chicago📍 Chicago, IL13 mi · 3.1 mi
Sep 27, 2026Run the River for Respect 5K📍 Ottawa, IL3.1 mi

Oct 3, 2026The Hennepin Hundred📍 Sterling, IL31 mi · 50 mi · 100 mi
Oct 10, 2026DPR Trail Races📍 Lake County, IL13 mi · 26 mi · 31 mi · 50 mi
Oct 11, 2026Marathon de Chicago📍 Chicago, IL26 mi
Oct 11, 2026Arrowhead Endurance Run📍 Johnston City, IL3 h · 6 h · 12 h · 24 h
Oct 17, 2026Saw Wee Kee - Fall Trail Run📍 Yorkville, IL4 mi
Oct 17, 2026Shake Your Trail Feather Trail Run📍 Charleston, IL3.1 mi · 8 mi · 16 mi · 31 mi
Oct 17, 2026Soul Crusher📍 Crystal Lake, IL5 mi · 10 mi
Oct 24, 2026Fancy Nonsense 25k/50k📍 Willow Springs, IL5 mi · 16 mi · 31 mi
Oct 25, 2026Allerton Park Trail Run📍 Monticello, IL2 mi

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