Running races in Illinois, United States
Find your next race in Illinois, United States. AthRecs lists 11 events with upcoming dates here. Open a race guide for the location, listed distances and entry information where available.
Upcoming running events include 50K races, 10K races, 10 mile races, 25K races, 100K races and 15K races.
Events to explore include Fancy Nonsense, Chicago Lakefront Ultras and SKECHERS Hot Chocolate 15K Chicago.
12 listed events · 11 with upcoming dates
Upcoming races
Fancy Nonsense
USAPalatine, Illinois
Autumn trail races at Deer Grove West. The 2026 event moves from Palos Forest Preserve while trail construction takes place.
· 25K
Race details, entry and past editions →Chicago Lakefront Ultras
USAChicago, Illinois
Autumn ultramarathons on Chicago’s paved lakefront path, starting and finishing at Foster Avenue Beach House.
· 50K
Race details, entry and past editions →SKECHERS Hot Chocolate 15K Chicago
USAChicago, Illinois
Chicago November Hot Chocolate 15K.
· 15K
Race details, entry and past editions →Paleozoic Trail Runs - Silurian Fall
USAPalos Park, Illinois
Trail races on the Sag Valley trails, using a 25K loop of gravel paths and woodland sections. The organiser lists the permit as pending.
· 25K
Race details, entry and past editions →McNotagain Fall Trail Runs
USAPekin, Illinois
Autumn trail races on McNaughton Park’s hilly trails, using the familiar ten-mile loop in the reverse direction.
· 10mi
Race details, entry and past editions →The Forge Trail Run Festival
USALemont, Illinois
Looped trail races through the woods, gravel paths and historic quarries around The Forge and the I&M Canal.
· 10K
Race details, entry and past editions →Frozen Gnome
USACrystal Lake, Illinois
Winter trail races on a challenging 10K loop through Veteran Acres and Sterne’s Woods.
· 10K
Race details, entry and past editions →Bank of America Shamrock Shuffle
USAChicago, Illinois
Chicago’s March 8K through the Loop.
· 8K
Race details, entry and past editions →Schon Park 3/6/9 Endurance Runs
USAGlen Carbon, Illinois
Timed endurance races on a rolling 1.5-mile paved loop in Schon Park.
· 3H
Race details, entry and past editions →Potawatomi Trail Runs
USAPekin, Illinois
Trail races on a hilly ten-mile loop in McNaughton Park.
· 200mi
Race details, entry and past editions →Shawnee Hills Trail Races
USAOzark, Illinois
Technical trail ultras through the sandstone hills and forests around Camp Ondessonk.
· 100K
Race details, entry and past editions →Planning your next race
Which running races are coming up in Illinois, United States?
Fancy Nonsense is listed for 24 October 2026. Chicago Lakefront Ultras is listed for 31 October 2026. SKECHERS Hot Chocolate 15K Chicago is listed for 1 November 2026. Check the race guide and organiser’s latest information before making plans.
What running distances are listed in Illinois, United States?
Look for 50K races, 10K races, 10 mile races, 25K races, 100K races and 15K races in the upcoming listings. If an event offers several distances, check the individual race guide to choose the edition and distance you want to enter.
Where can I find race entry details for Illinois, United States?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.