• Triathlon-Super Sprint - Cedar River Triathlon Registration
  • Triathlon-Super Sprint - Relays - 1/4 mile Swim or 13.6 mile Bike or 6k Run
  • Kid's Splash n Dash - Splash n Dash


One of the first races of the triathlon season 2024 - includes a 1/4 mile swim in beautiful Lake Wilderness followed by a brisk 13.6 mile off road bike trek along the Cedar River (relatively flat) and topping off with a 6k trail run along Lake Wildness. Event is timed. You will see beautiful views of both the Cedar River and Green River. Don't miss out on one of the top races of the 2024 triathlon season! Temps in the low 70s partly sunny. Great seaon opener.

All entrants receive custom designed Cedar River long sleeve technical T-Shirt, hand towel, coaster, Cliff Bar and gel pack. All finishers receive custom designed medalion. The event is sanctioned by the USAT. Sign up today! Para Discipline athletes are welcome. Top athletes receive a $50 gift card.

Splash n Dash 100m Swim, and 1.5 mile run - ages 7-15 - 10 am.

Event details and schedule

Parking at the Lake Wildness beach front. The race starts promptly at 8 am. Bib package pick up is at 4-5 pm May 11, 2024 at the site (Greater Maple Valley Community Center) snacks and Pizza. Great oppportunity to check out the course. Bib pick up starts at 7:00 am on race day. Park opens at 7 am.

Organised by

Sammamish Running

27206 SE 10th Street, Sammamish

Phone: 708-668-5488

Event Images