Lake Wilderness Triathlon and Run
About this race
Lake Wilderness Triathlon is celebrating our 22nd year!! This event is scenic in all aspects of the race and has something for every level of participation. This is an excellent venue for a first time triathlete and the triathlete that's looking for some great competition. We have many first time triathletes and those that compete in Ironman.
The swim is in Lake Wilderness, you'll have a beautiful view of Mt. Rainier as you swim. The bike ride is along the rolling hills of Maple Valley and the surrounding area. The run is along the Lake Wilderness Trial. This trail is about 10 feet across and it's soft gravel. You'll have views of Mt. Rainer, lake wilderness and beautiful Cedar River. Everyone is welcome to join us on this great event
Lake Wilderness Run has beautiful trails to run along with views of Mount Rainer, Cedar River and Lake Wilderness.
Event Details and schedule:
Lake Wilderness park will open for competitors at 5:15am. If you're picking up your packet the day of the event you can pick up your packet from 5:15-6:30am.
Each participant must bring picture I.D. to pick up their packet . You many not pick up a packet for other participants.
Pick your distance
Triathlon
Lake Wilderness Olympic Triathlon
Lake Wilderness Triathlon is celebrating its 16th year! Swim .93 miles - located in Lake Wilderness, with views of Mt. Rainer throughout your swim. Bike 27.54 miles- ride along the rolling hills of Maple Valley and Ravensdale. Run 6.36 miles- beautiful trail along the Cedar River and Lake Wilderness.
Lake Wilderness Sprint Triathlon
Lake Wilderness Triathlon is celebrating its 16th year! Swim .25 mile - located in Lake Wilderness, with views of Mt. Rainer throughout your swim. Bike 13.76 mile - ride along the rolling hills of Maple Valley. Run 5.5 miles- beautiful trail along the Cedar River and Lake Wilderness.
Lake Wilderness Sprint Relay Team
Lake Wilderness Triathlon is celebrating its 22nd year! Swim .25 mile - located in Lake Wilderness, with views of Mt. Rainer throughout your swim. Bike 13.76 mile - ride along the rolling hills of Maple Valley. Run 5.5 mile- beautiful trail along the Cedar River and Lake Wilderness.
Lake Wilderness Olympic Relay Team
Lake Wilderness Triathlon is celebrating its 22nd year! Swim .93 mile - located in Lake Wilderness, with views of Mt. Rainer throughout your swim. Bike 27.54 mile- ride along the rolling hills of Maple Valley and Ravensdale. Run 6.36 mile- beautiful trail along the Cedar River and Lake Wilderness.
Running
Lake Wilderness 10K
Lake Wilderness10K is a beautiful running route along the Cedar River trail and along Lake Wilderness. The run has a few rolling hills but not a lot of elevation. There's a water /gatorade and gel stop approximately every two miles on the course.
Lake Wilderness 5.5K
Lake Wilderness 5.5K is a beautiful running route along the Cedar River trail and along Lake Wilderness. The run has a few rolling hills but not a lot of elevation.
Duathlon
Lake Wilderness Duathlon Sprint
Lake Wilderness Duathlon Olympic
Race-day daylight
We have no recorded weather for Maple Valley yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 5:13 AM and sets at 9:00 PM local time (PDT) in Maple Valley on June 5, 2027 — 15h 47m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 5 Maple Valley events
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