Naperville
Triathlon Calendar near Naperville 2026-2027
Monthly updates for Naperville
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Explore the top triathlons near Naperville for 2026-2027! We've gathered 2 exciting races in the area. Check out our detailed list below to find your next local race.
August 2026
A two day Lake Michigan triathlon with swim, bike and run courses through central Chicago and race options from kids to Olympic distance.
November 2026
Indoor triathlon at Oak Brook Park District on November 22, 2026 featuring rowing, stationary cycling, and a track run. Open to ages 12 and up with heats assigned by age and gender; registration runs September 1 to October 1 for $20.