Trail Running Calendar Washington 2025-2026

The Cougar Mountain Trail Run Series, organized by the Seattle Running Club and Northwest Trail Runs, features a variety of trail running events in King County's Cougar Mountain Regional Wildland Park. Scheduled for May 10, 2025, participants can choose between a 5.1-mile and a 10.8-mile race. This..

The Wilbur Wild Goose Chase is a family-friendly 5K fun run taking place in Wilbur, WA. Participants can walk, run, or push strollers, with no cutoff time for completion. The event encourages community involvement, featuring festivities after the race as part of the Wild Bill Goose Days celebration...

The Dirty Turtle 25/50K is an exciting trail running event set in Bremerton, WA, featuring challenging courses that include 75% singletrack and 25% dirt/gravel service roads. Participants can choose between a 25K or 50K distance, with the latter offering a demanding elevation gain of 7,000 to 8,000..

The Teanaway Trail Run is an exciting running event set in the picturesque Teanaway Community Forest near Cle Elum, WA. Participants can choose from various distances, including a 5k, 10k, half marathon, and marathon. The course features scenic dirt logging roads and trails, with moderate elevation..

The Freedom 50 is an ultramarathon event taking place in Puyallup, WA, featuring a scenic 50-mile course primarily on paved trails. Participants can challenge themselves in a supportive environment, whether aiming for their first ultramarathon finish or a personal record. The course includes minimal..

The Pigtails Challenge is an endurance running event held at Lake Youngs Watershed, featuring a rolling loop course with a total elevation gain of 900 feet per loop. Participants can choose from various distances, including 200 miles, 150 miles, 100 miles, 100 kilometers, and 50 kilometers. The even..

The Sri Chinmoy 13 Hour Ultra is a unique running event that features timed loop races designed to enhance planning, pacing, and endurance. Participants can choose from solo or relay formats, with a scenic 1.54-mile loop course offering views of Lake Washington. The event fosters a supportive and ch..

The Leavenworth Trail Fest, scheduled for May 24, 2025, is an exciting mountain running event held in Leavenworth, Washington. Participants can choose from various race distances, including the Ski Hill 55k, the Skyline 27k, and The Town 5k, catering to runners of all skill levels. The festival emph..

Sucia Island: Rendezvous is a unique weekend event taking place from May 23-25, 2025, on Sucia Island, known for its stunning natural beauty and diverse wildlife. Participants can enjoy a combination of trail running and paddle sports, exploring a network of 10-15 miles of scenic trails with minimal..

Ravenna Run the Ravine is a trail running event held in Ravenna Park, Seattle, offering participants the choice of 4k, 8k, or 12k distances. This event is part of the Tuesday Night Trail to Grill series, designed to cater to both novice and experienced runners. The course features a scenic loop with..

The Soaring Eagle Trail Run, taking place in Sammamish, Washington, offers a scenic experience for runners of all levels. Scheduled for May 31, 2025, participants can choose from three distances: a 5K, 10K, and half-marathon. The course features well-maintained trails, including the popular Pipeline..

The Lake Tye Challenge is an ultramarathon event featuring 12-hour, 6-hour, and 3-hour races on a 1.75-mile loop trail around Lake Tye in Monroe, WA. Participants aim to complete as many laps as possible within their chosen timeframe, with results based on total completed laps. The event includes a..

The Vashon Island Ultramarathon & Trail Run is a celebrated annual event taking place on Vashon Island, Washington, featuring three race distances: 50K, 20 miles, and 10 miles. This year marks the 15th edition of the race, which emphasizes a community-focused, environmentally friendly approach. Part..

The Rainier to Ruston Relay is a scenic relay race that takes place from the base of Mount Rainier to Tacoma, Washington, celebrating National Trails Day. Teams of 2 to 6 runners navigate a 50-mile course divided into 12 legs, showcasing beautiful forests, historic towns, and waterfront views. Parti..

Echo Valley is a vibrant running event taking place in Chelan, Washington, on June 7-8, 2025. This family-friendly event features a variety of races, including a 1-mile kid's race, 10K, half marathon, and 50K, making it suitable for participants of all ages and skill levels. Set in the picturesque w..

The Light at the End of the Tunnel Marathon is renowned for being one of the fastest marathon courses in the United States, featuring a consistent downhill grade that allows runners to achieve personal records and qualify for the Boston Marathon. The race takes place on a scenic route from Snoqualmi..

The Kan is an exciting mountain ultra trail race taking place at Mt. Spokane State Park, featuring 50k, 25k, and 10k options. Participants will navigate through stunning alpine meadows, huckleberry groves, and old pine forests, experiencing a fast-paced course with significant elevation gains.The ev..

The Cougar Mountain Trail Run Series #2 is set to take place at King County’s Cougar Mountain Regional Wildland Park in Newcastle, WA. Participants can choose from three distances: 5k, 8.2-mile, and 14.5-mile. This event not only promotes trail running but also supports local parks, having raised ov..

The White Salmon Backyard Half is an annual running event featuring a half marathon and a 4-mile race, taking place in White Salmon, WA. This year marks the 17th edition of the event, which serves as a fundraiser for the White Salmon Cross Country Boosters, supporting local high school runners. Part..

The Kaniksu Trail Runs, set in the stunning Lower Selkirk Mountain Range of Colville National Forest, WA, offers a variety of race distances including 100K, 50-mile, 50K, and shorter options like the 29K and 13.5 Miler. Participants can enjoy a weekend filled with mountain running, camaraderie, and..