Sullivan Lake Triathlon 2026
Sullivan Lake Triathlon 2026 is a triathlon race on August 1, 2026 in Metaline Falls, WA, with entry fees from $55 to $220.
- Date
- August 1, 2026 (9 days to go)
- Price
- $55–$220
- Sport
- Triathlon
From the Organizer
A sprint triathlon located in the beautiful Sullivan Lake Recreational Area of the Colville National Forest near Ione, Washington. You will swim 750m in Sullivan Lake, starting at the Noisy Creek Campground boat launch. Next you will complete a 20km bike on the Sullivan Lake Road, where you will have beautiful views of the lake to inspire your ride. The Bike turn around is at the Mill Pond Campground, returning to the Noisy Creek Day Use Area, your run will take you back out to the Sullivan Lake Road and you will run 2.5km to the Harvey Creek Bridge where you will turn around there and your finish line awaits you back at the Noisy Creek Day Use Area.
You will receive a Finisher's Medal once you cross the finish line!
To reach the Sullivan Lake Triathlon, head 90 miles north of Spokane, WA, and take Highway 31 north towards Ione. About a mile south of Ione, turn onto Sullivan Lake Road (County Road 9345) and follow it for 8.2 miles to the campground entrance on the south end of Sullivan Lake
Participants will receive a t-shirt, swim cap and a custom racing bib. Participants registering after July 24th, will not receive a t-shirt, if you would like a t-shirt and register after July 24th, let us know and it will be mailed to you after the event.
All those who finish the Sullivan Lake Triathlon will receive a finishers medal.
Sullivan Lake Triathlon is under a Special Use Permit from the Colville National Forest.
Events
Weather
Typical Conditions
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
88°
Typical Low
53°
Chance of Rain
17%
Based on US Climate Normals data from Boundary Dam, 9 mi from the venue.
Host City
About Metaline Falls, WA
City Elevation
2,106 ft
Nearest Airport
GEG
Spokane International Airport · 86 mi
Time Zone
Pacific Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at Sullivan Lake Triathlon 2026, put it on the calendar, and turn “someday” into a start date.
9
Days to train
- Race
- Sullivan Lake Triathlon 2026
- Date
- August 1, 2026
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From Endurance Grid
About This Sport
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Three sports, one race — swim, bike, run in sequence, with transitions that are a discipline of their own.
Open water, open roads, and competition with yourself. Cross the finish line knowing what it took to get there.
Triathlon
Swim, bike, run — back to back. The sprint distance makes it far more accessible than most people think. Three sports in one race means three movements to train and race day never gets monotonous.
Coming Up
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PEAK 7B Youth Triathlon
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Plutonium Man Triathlon
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Plan your trip
Make it a Racecation
Coming from out of town? There's more to Metaline Falls than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
Plan your trip to Metaline FallsFrequently Asked Questions (FAQs)
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Sullivan Lake Triathlon 2026
Aug 1, 2026