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Duathlons found in Illinois in Summer
View all ↓Duathlons in Illinois in Summer 2025
Find A Race is the US's favourite event listings site. Check out our list of Summer 2025 Duathlons in Illinois below.
Race Calendar: Duathlons found in Summer
🚀Boosted
Saluki Triathlon & Duathlon
Carbondale, Illinois
14 Jun 25
$28.33 - $39.01
🚀Boosted
Old Yeller Duathlon
Robinson, Illinois
28 Jun 25
$54.00
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Tri-Shark Classic
Hudson, Illinois
07 Jun 25
$112.30 - $169.54
Saluki Triathlon & Duathlon
Carbondale, Illinois
14 Jun 25
$28.33 - $39.01
Old Yeller Duathlon
Robinson, Illinois
28 Jun 25
$54.00
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
Clinton Lake Sprint Triathlon
DeWitt, Illinois
22 Jun 25
$96.40 - $117.60
Mattoon-Man
Neoga, Illinois
12 Jul 25
$64.60 - $255.40
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