05/30/2026
As part of our efforts to support fellow local endurance events, we’re excited to help promote the upcoming on Sunday, August 2, 2026 — just one week before the Rotary Ride.
Held at beautiful, this popular community event welcomes athletes of all experience levels, from first-time participants to seasoned triathletes.
The event includes:
Sprint Triathlon (375m swim / 22K bike / 5K run)
Duathlon (1 mile run / 22K bike / 5K run)
Aquabike (375 meter swim / 22K bike)
Kids Triathlon (175 meter swim / 11K bike / 5K run)
The course features a swim at Centennial Beach, a fast 22K bike course through Naperville neighborhoods, and a scenic 5K run along the DuPage River.
Event Details:
Date: Sunday, August 2, 2026
Location: Centennial Beach, Naperville
Start Time: 7:00 AM
Registration & Information: https://endurancecui.active.com/new/events/95208113/select-race?_p=5458570490561105&e4q=2b2f1e96-ced6-45ac-9ed0-319fd05f050b&e4p=75f9d029-9d9f-4d57-b961-62935b931bce&e4ts=1780179906&e4c=active&e4e=snawe00000000&e4rt=Safetynet&e4h=286083bf6fa09cd3a067938cb7880558
The event is designed to be approachable and welcoming, especially for athletes trying their first triathlon.
If you’re looking for another great local endurance event before the Rotary Ride on August 9, this is an excellent opportunity to challenge yourself, support the local fitness community, and enjoy a well-organized race close to home.
We’re proud to cross-promote with organizations that help grow cycling, running, and multisport participation throughout our community — and we hope many of you will check it out.