Skip to main content

2 triathlon events in Medical Lake, Washington

From big races to Saturday morning group runs—find triathlon events and connect with the local endurance sports community.

2 events
Run Cycling — no events here yet Swim parkrun — no events here yet Marathon — no events here yet Half Marathon — no events here yet 10k — no events here yet Open Water Trail Walk — no events here yet Kids — no events here yet More filters

Medical Lake

2 events in Medical Lake
  • Sammamish Running · 11315 Lake Shore Lake Tyler Rd, Medical Lake, Washington, 99022, United States
    OpenStreetMap Google Maps
    Sun, May 31, 2026 at 8:00 AM

    Join us the last weekend in May - Sunny skies and cool temps make for a perfect Sprint and Super Sprint Triathlon - one of the finest in the early season of 2026. Start off with a cool 1/4 mile or 1/2 swim in beautiful Medical Lake with certified lifeguards and search and rescue personnel on jet skis in the water. Transition into a cool 11 mile or 22-mile countryside fast and flat road bike on SR902. Gorgeous scenery awaits your trek. Final transition to a mostly flat asphalt trek for a race around Medical Lake - approximately 5k around 10k will do twice. Starbucks gift cards to the winners. This is a USAT Sanctioned event. All participants must be a member (1 day membership is available). God Speed!

    Event details and schedule

    Plenty of parking at the Medical Lake Park. Race starts promptly at 8 am in knee deep water. You will receive 6 scores Swim, Bike, Run, T1, T2 and final. USAT ranked event. All bike handles must be plugged. Relay'ers will pass off the swim ankle bracelet in the transition to the cyclist and cyclist will hand off to the runner relay'er. We have festive music at the start/finish/transition area. Apples, Bananas and oranges at the finish. Also as requested by our athletes steak and veggie sandwiches at the finish. Forged medal Medical Lake Triathlon to all finishers and custom designed T-Shirt for all entrants. Kids sprint will be 100 m swim followed by a 1.5 mile run (ages 7-15). Kid's Splash n Dash starts ~8:30 am.

    Mandatory (Zoom call/recorded) Safety Briefing on May 27, 2026, 7 pm PDT. Race packet pick up will be Saturday May 30, 2026, 4 pm or race day starting at 7 am at the race site. We will also send out a pre-race instructions on May 26, 2026.

    See full details
    RunTriathlon via Active.com
  • Sat, Jun 20, 2026 at 1:00 PM

    The Medical Lake Trailblazer Tri/Du/5k is one of the many things to do in Medical Lake on Founders Day weekend. This is an athlete-friendly race with a point-to-point open water swim, bike, and run on paved roads & trails.

    Trailblazer Triathlon

    A 350m swim, 12.2mi bike ride, and 2.92 mi run starting and ending at Waterfront Park.

    Trailblazer Duathlon

    A 1mi run, 12.2mi bike ride, and 2.92 mi run starting and ending at Waterfront Park.

    Trailblazer 5k

    A traditional 2.92 mi run around Medical Lake Trail starting and ending at Waterfront Park.

    See full details
Like Wikipedia, anyone can contribute. Sign up to add your local events.