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Duathlons found in Illinois

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Duathlons in Illinois 2025 - 2026

The most comprehensive list of Duathlons in and near Illinois in 2025 - 2026. Find your perfect race!

Race Calendar: Duathlons found in Illinois

🚀Boosted

Trail Mix Off-Road Duathlon and Mountain Bike Race

Rockford, Illinois
05 Oct 25
Free - $85.80
🚀Boosted

Mattoon-Man

Neoga, Illinois
12 Jul 25
$64.60 - $255.40
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Screw City DUATHLON, RUCK & 2 MILE RUN/WALK - Powered by RockRiver Multisport

Loves Park, Illinois
20 Jul 25
Free - $85.80

The Forge Gravel Triathlon

Lemont, Illinois
16 Aug 25
$113.69 - $273.81

Carlyle Lake Triathlon

Carlyle Township, Illinois
21 Sep 25
$81.66 - $241.79

Trail Mix Off-Road Duathlon and Mountain Bike Race

Rockford, Illinois
05 Oct 25
Free - $85.80

Mattoon-Man

Neoga, Illinois
12 Jul 25
$64.60 - $255.40
Showing 1-5 of 5 results