Trail Running calendar near Chehalis 2026-2027

Tackle technical singletrack and rolling hills at the Frost Eagle Trail Run in Soaring Eagle Park on January 17. Pick a 5 mile or half marathon figure eight course with frequent aid stations and a lively winter trail vibe.

Run 17 or 34 miles on rugged Capitol State Forest trails in a low support Fat Ass format. Expect winter conditions, be self supported, and enjoy soup while supporting local forest and search and rescue.

Run a scenic 5K or 10K through Pierce College and nearby parks in Puyallup on January 18, 2026, then celebrate with freshly brewed coffee and handcrafted chocolate. Early registration pricing ends December 31, 2025.

Run the Interlaken Icicle Dash through Seattle's wooded Interlaken Park on January 31, 2026, with 5k and 10k loop options. As the final Winter Trail Series race, expect scenic climbs, a festive aid station, and a welcoming trail community.

Join the West Seattle Beach Run Fat Ass on Sunday, Feb 8, 2026 for a scenic marathon or half along Elliott Bay and through Lincoln Park. Enjoy waterfront views, skyline sights, and a friendly grassroots vibe on this out and back course.

Join the Trio Trail Run February at Frontier Park in Graham on Feb 8, 2026 for a relaxed, laid back trail morning. Choose 2.5 km or a two loop 5 km course, with pre registration discounts for youth and day of race sign up available.

Run Forest Run at Lake Sylvia State Park offers 25K and 50K trail loops along scenic shoreline and through mossy forests. Expect steep, muddy February trails with lots of climbing for a rugged, rewarding winter trail experience.

Celebrate Valentine's Day with the Ten Trails Active Club Heartfelt Hustle, a free 5K community run in Black Diamond on Feb 14. Team entries, costumes, hand timed results and post race snacks make it a festive and friendly outing.

Join the laid back Trio Trail Run on March 8, 2026 at Frontier Park in Graham for fun, relaxed trail races. Pick a short 2.5K or scenic 5K two loop course and enjoy family friendly entry with youth discounts and day of race signups.

Join the Running Rugger 5K on March 14, 2026 in Seattle for a scenic run across the University of Washington campus, Rainier Vista and waterfront. All abilities welcome and proceeds support the UW Womxn's Rugby Club for gear, travel and inc..

Run beachfront trails at Dash Point State Park with 10K and half marathon options through lush forest and mossy singletrack. Expect rolling climbs, a sandy beach start, and a handmade finisher item made using solar power.

Join the A2PT 5K MS Fundraiser at Titlow Park in Tacoma for a family friendly 5K supporting the National Multiple Sclerosis Society. Enjoy music, coffee, snacks, swag and a postrace raffle while helping a great cause.

Spring Run For Fun invites trail runners to scenic Bridle Trails State Park in Kirkland, WA with 5 km, 10 km, half marathon, and marathon options on a rolling looped course. Enjoy forest trails, friendly aid stations, and on-site registrati..

Join the official Daffodil Festival run on Sunday March 29, 2026 in Puyallup for the 6th annual Daffodil 8K. Enjoy a flat, chip timed, family friendly course from Van Lierop Park across the scenic Foothills Trail.

Take on the Crown Stub 100, a scenic 100 mile ultramarathon through Stub Stewart State Park with over 7,000 ft of climbing and a 32 hour cutoff. A two person ultra relay lets teams share the adventure on the same challenging course.

Choose from quarter to full marathon distances on a scenic 6.5 mile loop at Stub Stewart State Park. Run one to four loops over varied trails and hills, then celebrate with awards, food and beer.

Squak Mountain Trail Runs at Squak Mountain State Park offer 12K, half marathon and 50K loop courses with big climbs, summit views and historic forest scenery. Kids races, aid stations and a brunch run make it a full day for trail lovers.

Tiger Claw returns May 8 to 9, 2026 in Issaquah WA with steep climbs and focused descents on rugged Tiger Mountain trails. Choose the Ascent, the 50k, the Big Cat combo, or the new three person Ambush relay for a true Pacific Northwest test..

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.

Join the 22nd annual Cougar Mountain Trail Run Series in Bellevue on May 9, 2026, for scenic single track trails through forest, marsh, and rolling hills. Choose 5 or 10 mile options and help support King County Parks.