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Marathon directory

Marathons in Illinois, United States

84 upcoming marathons listed in Illinois across 5 cities. Next: Heatwave Half Marathon - Greater Chicago on August 2, 2026.

84marathons upcoming
5cities
August 2, 2026Next race
Marathon, Half marathon, Ultra, 10K, 5K, RelayDistances
Illinois, United States
04APR
ULTRA
Chi Town Half Marathon & 10k
Illinois, United States
April 4, 2027 APR
Illinois, United States
04APR
ULTRA
Coffee Lovers - Chicago
Illinois, United States
April 4, 2027 APR
Springfield, Illinois, United States
10APR
21.1K
Lincoln Presidential Half Marathon
Springfield, Illinois, United States
April 10, 2027 APR
Geneva, Illinois, United States
11APR
42.2K
Spring Chance BQ.2 Marathon
Geneva, Illinois, United States
April 11, 2027 APR
Illinois, United States
14APR
ULTRA
Loud Thunder 50
Illinois, United States
April 14, 2027 APR
Naperville, Illinois, United States
18APR
21.1K
Naperville Women's Half Marathon and 5K
Naperville, Illinois, United States
April 18, 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
Illinois, United States
16MAY
ULTRA
Semi-Marathon Life Time de Chicago
Illinois, United States
May 16, 2027 MAY

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Cities

Place Marathons
Chicago 2
Naperville 2
Galena 1
Moline 1
Oak Park 1

Planning notes for Illinois, United States

Use this region page to shortlist 84 upcoming races by date, distance, registration path, and official source.

  • Next raceHeatwave Half Marathon - Greater Chicago on August 2, 2026
  • Busy monthsSeptember (22), October (21), November (13)
  • DistancesMarathon, Half marathon, Ultra, 10K, 5K, Relay
  • VerifyOpen each race page, then confirm details from its official, registration, course-map, or source link.

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