Marathons in Illinois, United States

85 upcoming marathons listed in Illinois across 46 cities. Next: Run for Heroes Half Marathon, 10K, 5K hosted by Revive Vienna on May 23, 2026.

Upcoming: 85 marathons
Locations: 46 cities
Next date: May 23, 2026
Distances: Marathon, Half marathon, 10K, 5K, Ultra, Virtual

Search Illinois

Month

Year

Distance

Date	Race	Location	Distances	Details
October 17, 2026	Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K	Chicago, Illinois, United States	Half Marathon, 10K, 5K, Virtual	View
October 17, 2026	Country Sole Half Marathon	Illinois, United States	Ultra Marathon, Half Marathon	View
October 17, 2026	Run Stephenson County	Orangeville, Illinois, United States	Half Marathon, 10K, 5K	View
October 18, 2026	Endeavor Health Naperville Half Marathon, 10K & 5K	Naperville, Illinois, United States	Half Marathon, 10K, 5K	View
October 24, 2026	Run to Pub Fall Marathon Relay	Tinley Park, Illinois, United States	Full Marathon, Relay	View
October 24, 2026	Screaming Pumpkin	Peoria, Illinois, United States	Full Marathon, Half Marathon, Relay	View
October 25, 2026	Halloween Run CHICAGO	Illinois, United States	Ultra Marathon, Half Marathon	View
October 25, 2026	Spooky Sprint - Greater Chicago	Shorewood, Illinois, United States	Half Marathon, 10K, 5K, 1 Mile, Kids' Run, Virtual	View
October 25, 2026	Tri-State Warrior Run	Quincy, Illinois, United States	Half Marathon, 10K, 5K, 1 Mile, Virtual	View
October 31, 2026	Carrera de los Muertos	Illinois, United States	Ultra Marathon	View
October 31, 2026	Fancy Nonsense 25k/50k	Willow Springs, Illinois, United States	50K, 25K, 5 Miler	View
November 1, 2026	Dam Site Run	LeRoy, Illinois, United States	Half Marathon	View
November 1, 2026	Geneva Ooh LaLa Chocolate Half Marathon, 10K and 5K	Illinois, United States	Ultra Marathon, Half Marathon, 10K, 5K	View
November 1, 2026	Naperville Marathon & Half Marathon	Naperville, Illinois, United States	Full Marathon, Half Marathon	View
November 8, 2026	Ooh LaLa Chocolate Run * Walk	Illinois, United States	Half Marathon, Virtual	View
November 14, 2026	Tunnel Hill 100	Vienna, Illinois, United States	100 Miler, 100K, 50 Miler	View
November 26, 2026	Run Off the Turkey Trot	Illinois, United States	Ultra Marathon, Half Marathon	View
January 24, 2027	F^3 Lake Half Marathon	Illinois, United States	Ultra Marathon, Half Marathon	View
January 30, 2027	18th Annual F^3 Lake Half Marathon & 5k	Chicago, Illinois, United States	Full Marathon, Half Marathon, 5K	View
February 13, 2027	Fly with the Eagles Half Marathon	Murphysboro, Illinois, United States	Half Marathon, Virtual	View
March 6, 2027	Cactus Classic Trail Races	Topeka, Illinois, United States	Full Marathon, Half Marathon	View
March 13, 2027	Muddy Shamrock @ The Forge	Lemont, Illinois, United States	Half Marathon, Quarter Marathon	View
March 21, 2027	Chicago Shamrock Shuffle	Illinois, United States	Ultra Marathon, Road Running 4.97 mi	View
March 27, 2027	Rend Lake Marathon	Benton, Illinois, United States	Full Marathon, Half Marathon, Quarter Marathon	View

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