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13 marathons found for "Illinois", Full marathon, United States. Keep the list broad first, then tighten the filters when a race looks realistic.





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Vienna, Illinois, United States
14NOV
ULTRA
Tunnel Hill 100
Vienna, Illinois, United States
November 14, 2026 NOV
Chicago, Illinois, United States
12DEC
42.2K
Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois, United States
December 12, 2026 DEC
Chicago, Illinois, United States
30JAN
42.2K
18th Annual F^3 Lake Half Marathon & 5k
Chicago, Illinois, United States
January 30, 2027 JAN
Murphysboro, Illinois, United States
13FEB
42.2K
Fly with the Eagles Half Marathon
Murphysboro, Illinois, United States
February 13, 2027 FEB
Topeka, Illinois, United States
06MAR
42.2K
Cactus Classic Trail Races
Topeka, Illinois, United States
March 6, 2027 MAR
Lemont, Illinois, United States
13MAR
42.2K
Muddy Shamrock @ The Forge
Lemont, Illinois, United States
March 13, 2027 MAR
Benton, Illinois, United States
27MAR
ULTRA
Rend Lake Marathon
Benton, Illinois, United States
March 27, 2027 MAR
Geneva, Illinois, United States
11APR
42.2K
Spring Chance BQ.2 Marathon
Geneva, Illinois, United States
April 11, 2027 APR
Vienna, Illinois, United States
18APR
ULTRA
Riverboat Series - IL
Vienna, Illinois, United States
April 18, 2027 APR
Illinois, United States
24APR
ULTRA
Illinois Marathon
Illinois, United States
April 24, 2027 APR
Nauvoo, Illinois, United States
24APR
42.2K
Nauvoo Marathon
Nauvoo, Illinois, United States
April 24, 2027 APR
Illinois, United States
02MAY
ULTRA
Chicagoland Spring Marathon & Half Marathon
Illinois, United States
May 2, 2027 MAY
Palos Hills, Illinois, United States
08MAY
42.2K
F^3 Cap Sauers Trail Marathon & 10 Mile
Palos Hills, Illinois, United States
May 8, 2027 MAY

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