Trail Running calendar near Bellevue 2025-2026

Join Little Backyard Adventure in Olympia for 3, 6, or 12 hour trail runs on a scenic 4 mile loop through wooded single track with a lively aid station. Compete for most loops, enjoy the after party, and plant a tree to mark your finish.

Explore coastal trails at Dash Point State Park in Federal Way on March 21, 2026, with start and finish on a sandy Puget Sound beach. Run a 10K or half marathon loop of ferns, bridges, and ocean views.

Last Fool Standing at Port Gamble Heritage Trails March 28 to 29 2026 is a roughly 5K singletrack loop through PNW forest. Choose the hourly Last Fool for a cash prize or 12 24 or 48 hour endurance options, with camping and aid support.

The A2PT 5k MS Fundraiser will take place in Tacoma on Saturday 28 March 2026. You can run 5 kilometers.

Run the scenic Olympic Adventure Trail Run on April 11, 2026 in Port Angeles WA along single track trails on Kelly Ridge between Olympic National Park and the Strait of Juan de Fuca. Choose 12K, half or 50K and enjoy shuttles, race swag and..

Hit scenic Royal Roads trails in Victoria on April 11, 2026 for the Vancouver Island Trail Running Series. Choose long, short or kid's races and enjoy challenging singletrack while supporting local nature trails.

Squak Mountain Trail Run on April 18, 2026 invites trail lovers to tackle 12K, half marathon or 50K courses with sustained climbs and scenic peak views. This cupless race rewards finishers with handmade solar powered swag.

Take on the Leavenworth Firefighter Challenge on April 25, 2026, a rugged 10K that climbs 1,665 vertical feet through National Forest terrain. Choose Probie, Arduous or Sawyer divisions and test your grit on the Ski Hill course.

Join the Twilight 12 Hour, a relaxed overnight community trail run at Flying Horseshoe Ranch in Cle Elum. Run loops of creek crossings, climbs and single track, camp on site and cap the night with a pancake breakfast at dawn.

Tiger Claw on Tiger Mountain in Issaquah WA on May 8 and 9, 2026 delivers steep, technical trails and a rugged 50k of about 31 miles with massive elevation gain. Choose the vertical Ascent, a team relay or the double loop for a true trail t..

Run wooded trails through Battle Point Park and Grand Forest at the Trillium Trail Run on Bainbridge Island. Pick 5K, 10K or a kids fun run while supporting the Trails Connect Bainbridge Island campaign to build and maintain local trails.

Soaring Eagle Trail Run in Sammamish offers 5K, 10K and half marathon on scenic forest trails with roots, rocks and rolling climbs. Presented by Arc’teryx Seattle, the event features aid stations, a kids fun run and handmade finisher swag.

Tackle 3,800 feet of climbing on mountain trails in the Leavenworth Skyline 27k for sweeping alpine views and a steep, rewarding challenge. Finishers choose a custom mug or tree planting and enjoy a post race meal.

Experience alpine trail running at Leavenworth Trail Fest with scenic, high vertical courses from a Town 5k to a rugged Skyline 27k and a double loop 55k. Finishers choose a custom award or have trees planted and enjoy post race food.

Discover scenic single track and forest trails on Vashon Island with 50K, 20 mile and 10 mile options. Small field, community feel, and proceeds support island youth athletics make this a rewarding run for every trail lover.

Rainier to Ruston Rail-Trail Relay (R2R) is a National Trails Day running event spanning from Mount Rainier to Ruston, near Tacoma, Washington. Scheduled for June 6, 2026, the race brings athletes and community members together to run along..

Choose the Super Marathon or Super Fast Half on June 13 along the scenic Palouse to Cascades trail. Run 2.4 miles through the Snoqualmie Tunnel and enjoy mountain and waterfall views while chasing fast, net downhill courses.

Located in North Central Washington, the TedDriven Overland Ultra Relay (TOUR) is a three-day, stage-style team relay through Leavenworth, Cashmere, Entiat, and Lake Chelan. Teams of up to eight runners cover roughly 75 miles per day across..

Run the Palouse to Cascades Trail through the 2.3 mile Snoqualmie Tunnel on June 26 to 27, 2026, from Hyak Sno Park. Multiple ultra distances up to 200K invite crews and pacers for a scenic out and back on crushed limestone.

SISU 24 Ultra PNW at Camp Sheppard near Mount Rainier features 100 mile and 24 hour solo or team races on multiple marked trails. Camp onsite, try playful challenges, and earn unique awards like a wood round medal.