Endurance Races in IL, United States 2026
Browse upcoming endurance races in United States. Find dates, distances, and registration links.
265 upcoming races
Upcoming Races
Running
DuPagePads Rock & Bowl
Sep 19, 2026Wheaton, USA
Running
Dwight Harvest Days 5K & 3K Walk/Fun Run
Sep 19, 2026Dwight, USA
Run 5 m
Other
Operation Obstacle 2026
Sep 19, 2026Decatur, USA
Running
18th Annual Alton Miles for Meso 5K Race & 3K Fun Run/Walk
Sep 19, 2026Alton, USA
Run 5 m
Duathlon
Harvest Hammer Run and Duathlon 2026
Sep 19, 2026Morrison, USA
Running
2026 Route 66 Ride powered by Bicycle Illinois
Sep 19, 2026Joliet, USA
Running
5K Fun Run and Family Walk
Sep 20, 2026Glenview, USA
Run 5 m
Running
Be the One Walk
Sep 20, 2026Dekalb, USA
Running
Better Than Yesterday 5K
Sep 20, 2026Aurora, USA
Run 5 m
Triathlon
Carlyle Lake Triathlon
Sep 20, 2026Carlyle Township, USA
Swim 2 m | Bike 90 m | Run 21 m
Swimming
Chicago River Swim
Sep 20, 2026Chicago, USA
Running
Chicagoland Be A Hero #LightUpMBC Fun Run
Sep 20, 2026Plainfield, USA
Running
Case Creek Tails on Trails Fall 2K & 5K Run / Walk
Sep 20, 2026Coal Valley, USA
Run 2 m
Running
Willow House Walk and 5K Run For Hope
Sep 20, 2026Libertyville, USA
Run 5 m
Running
D67 Dash 5K Run/Walk
Sep 20, 2026Morton Grove, USA
Run 5 m
Running
2026 D54 Education Foundation Run to Read
Sep 20, 2026Schaumburg, USA
Running
Beignet 5K
Sep 24, 2026Geneva, USA
Run 5 m
Running
Hindsight Ultra Trail Runs
Sep 26, 2026Dixon, USA
Running
13th Annual Swifty Swine 5K
Sep 26, 2026Clinton, USA
Run 5 m
Running
Half Day at the Lake
Sep 26, 2026Evanston, USA