Claude Moore 5k & 10k

Held annually on the first Sunday in June, this year’s 20th annual Reston Sprint Triathlon takes place on Sunday, June 7, 2026, beginning with a 400-meter swim in Lake Newport pool, followed by a 12-mile bike ride on the streets of Reston, and a 5K run on area pathways. Afterward, celebrate your success and share your stories with friends and family in the post-race beer garden.

Our in-person Monthly Meetup series begins in February. Meetups present an opportunity to meet the RST leadership team, gain resources for your training, participate in raffles, and make new friends! In addition, the Health & Wellness Fair takes place on Saturday, June 6th, 2026, in the Lake Newport pool parking lot.

Join our amazing community of athletes, sponsors, and volunteers!

• Please note that Bishop’s Events promo/discount codes cannot be used to register for this event.

Lace up your shoes and hit the trails this Fall for an unforgettable race experience with PRCS at Claude Moore Park. As the crisp air and vibrant colors of fall surround you, embark on a journey through scenic forest paths and leaf covered trails. Whether you’re a seasoned trail runner or new to the sport, this race offers something for runners and walkers. This is the fourth race in the Run Your PRCS Parks timed series.