Trail Running calendar near Bow 2025-2026

The Lake Tye Challenge is an ultramarathon held in Monroe, Washington, featuring 12-hour, 6-hour, and 3-hour timed races on a 1.75-mile loop trail around Lake Tye. Participants run as many laps as possible within their chosen time frame, with results based on total completed laps. The flat, clockwis..

The We Out Here Trail Festival is a welcoming trail running event held at St. Edwards State Park in Kenmore, Washington, on June 7, 2025. Designed especially for first-time trail runners, the festival offers looped courses of approximately 1.9, 3.8, and 5.7 miles, as well as a two-hour timed option...

The Vashon Island Ultramarathon & Trail Run, held on Vashon Island, Washington, offers three race distances: 50K, 20 miles, and 10 miles. The event features a rolling course primarily on single and double track trails within the Island Center Forest’s Gateway Trail system, including some dirt roads..

The Light at the End of the Tunnel Marathon is a fast, downhill point-to-point race held in Washington State, starting at Snoqualmie Pass and finishing in North Bend. Known for its consistent downhill grade with over 2,000 feet of elevation loss, the course offers runners an excellent opportunity to..

The Cougar Mountain Trail Run Series #2 takes place at King County’s Cougar Mountain Regional Wildland Park in Newcastle, Washington, just 15 minutes from Seattle. This event offers three distance options: 5k, 8.2 miles, and 14.5 miles, featuring a variety of trails that range from narrow, technical..

Seek the Peak is a challenging 16 km race held at Grouse Mountain in North Vancouver, BC, Canada. The course starts at Ambleside Park on the beach in West Vancouver and winds through North Vancouver before ascending the famous Grouse Grind trail, culminating at the Peak of Vancouver with a total ele..

The Tiger Mountain Trail Run, held in Issaquah, Washington, offers a premier Pacific Northwest trail running experience in the scenic Tiger Mountain State Forest. Participants can choose from 5k, 12k, and half marathon distances, each featuring well-marked loop courses through the Tradition Plateau..

The Hotfoot 5K Trail Run is an annual running event taking place in Port Orchard, Washington, featuring a 5K trail course and a 1-mile trail course. The event is designed for participants of all skill levels and is set in the scenic South Kitsap Regional Park, which offers a mostly flat course that..

The Sasquatch Ultra Trail is a trail running event held at Sasquatch Mountain Resort in Agassiz, British Columbia, Canada. Scheduled for June 21-22, 2025, it offers 6-hour, 12-hour, and 24-hour timed races on a 10 km loop course, where participants aim to complete as many laps as possible. The event..

The Silver Creek Trail Run Half Marathon, held at Night Owl Landing in Kingston, Washington, offers a scenic trail running experience through a 122-acre private resort featuring Douglas Fir, Big Leaf Maples, Alders, and Western Red Cedar. The event includes 5K, 10K, and half marathon distances, with..

The Carkeek Warmer Trail Run, held at Carkeek Park in Seattle, WA, features 5k and 10k distances on June 24, 2025. The course offers six miles of dynamic, roller-coaster trails through forested terrain, combining wide, rolling paths with narrow, steep sections. The 5k route includes a mix of gentle..

The Tiger Peak Challenge is a demanding trail running event held near Issaquah, Washington, within the scenic 13,745-acre Tiger Mountain State Forest. Participants can choose from a 5-mile, half marathon, or 50K race, all featuring significant elevation gains—500 feet for the 5-mile, 4,000 feet for..

The Seward Sizzler Trail Run is a scenic trail running event held at Seward Park in Seattle, Washington. Set on a peninsula surrounded by Lake Washington, the course features a loop mostly through old-growth forest, known as “The Magnificent Forest,” with towering Western Red Cedars and Douglas Firs..

The Cougar Mountain Trail Run Series #3 is a trail running event held at King County’s Cougar Mountain Regional Wildland Park in Newcastle, Washington, just 15 minutes from Seattle. Scheduled for July 12, 2025, the race offers three distance options: 5k, 10.8 miles, and 19.5 miles. The course featur..

Kill Bill’s Oyster Dome Challenge is a challenging trail running event held on Blanchard Mountain near Alger, Washington. Participants can choose between a 25k or a 50k race, with the 50k consisting of two loops of the 25k course. The course features tough climbs, including the infamous "Kill Bill H..

The Vancouver Island Trail Running Series - Ladysmith is a premier trail running event held at Transfer Beach Park in Ladysmith, BC, Canada. It features two main race distances: a long course of approximately 20 km and a short course of about 10 km, both showcasing some of Western Canada's most scen..

The Summer Eddy Trail Run, part of the Tuesday Night Trail to Grill series, takes place at St. Edward State Park in Kenmore, Washington. Offering 4-mile and 8-mile distances, the course features a mix of wide trails and twisting single track with swooping turns, moderate roots, and rocks, providing..

Dirt Circus - Seattle is a free community trail running event held in Seattle, Washington, celebrating local races, run clubs, and running culture. Organized by UltraSignup, this one-day festival features a social group run with options of 4 or 6.5 miles, followed by a lively expo at Seven Hills Run..

Buckin' Hell is a challenging trail running event held at Mount Seymour Resort in North Vancouver, British Columbia. The race features three distance options: 35 km, 50 km, and a 50 km two-person relay. With nearly 2,500 meters (8,250 feet) of climbing and descent, the course traverses rugged terrai..

The Hamster Endurance Runs is a multi-distance trail race held annually at Lake Padden, featuring 6, 12, 24, and 32-hour events. Created in 2013, the race raises funds for local organizations, with proceeds supporting the Whatcom Family YMCA's Girls on The Run program. Runners traverse a well-marked..