Sat, Sep 26, 2026 · 7:00 AM · Belleville, IL
Belleville Main Street Marathon & Half Marathon
Half MarathonMarathon
- Price
- $129.30-$140.28
Marathons in Illinois
Every upcoming Marathon race we know about in Illinois. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 7+ of 8 races · loading the full list…
Sat, Nov 7, 2026 · 8:00 AM · New Berlin, IL
14th Annual Springfield Marathon & Harvest Wind Half Marathon & 10K
10KHalf MarathonMarathonCertified course · per organizer
- Price
- $59.30-$80.50
- Field size
- 375 · based on the organizer's entry cap
Sat, Mar 27, 2027 · 8:30 AM · Benton, IL
Rend Lake Marathon
Half MarathonMarathon
- Price
- $55.16-$108.64
- Field size
- 350 · based on the organizer's entry cap
Sun, May 2, 2027 · 7:15 AM · Schaumburg, IL
Chicagoland Spring Marathon, Half Marathon & 10K
10KHalf MarathonMarathon
- Price
- $45.99-$114.99
Sat, May 8, 2027 · 7:30 AM · Palos Hills, IL
F^3 Cap Sauers Trail Marathon & 10 Mile
10MMarathon
- Price
- $75.45-$91.35
Sat, May 8, 2027 · 7:00 AM · Ottawa, IL
Starved Rock Country Marathon
5K10KHalf MarathonMarathonflat and fast
- Price
- $48.70-$128.20
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