Naperville
Triathlon Calendar near Naperville 2026-2027
Monthly updates for Naperville
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Naperville for 2026-2027! We've gathered 3 exciting races in the area. Check out our detailed list below to find your next local race.
November 2026
Indoor triathlon at Oak Brook Family Recreation Center featuring rowing, cycling, and a 1.25 mile run for ages 12 and up on November 22nd.
August 2027
Annual August triathlon in downtown Naperville at Centennial Beach offering sprint, duathlon, aquabike and kids distances; USAT sanctioned.
A multi-distance triathlon on August 21 and 22, 2027 at Foster Beach in Chicago with Super sprint, Sprint, Olympic distances plus junior and corporate options.
Monthly updates for Naperville
Get new running races (and updates) in your inbox every month.