Trail Running calendar near Bow 2026-2027

Trail out and back on the Sammamish River Trail from Bothell Landing offering a half marathon, a full marathon and a 50K. Water and snacks are available and finishers receive a wooden medal.

Explore the scenic trail networks of Ladysmith at this trail running event on Vancouver Island. Participants can choose between a 10 km or 20 km course starting from Transfer Beach Park in British Columbia.

An evening trail run at Seward Park on July 7, 2026, with **4.2 mile** and 10k loop options through old growth forest, an aid station on course, post-race food and awards, and participation in a youth trail series.

A multi-distance trail event at Cougar Mountain Regional Wildland Park near Seattle, featuring forested single-track, rolling hills and marshside trails. The 21st annual series supports King County Parks and includes a multi-race series com..

A 30-mile trail race along the Baden-Powell Centennial Trail from Horseshoe Bay to Deep Cove, with roughly 8,000 feet of climbing and 8,300 feet of descent. The field is limited to 262 runners chosen by random selection and organized by a l..

A 5K trail run and walk at Tiger Mountain Family Nudist Park on July 12, 2026. Clothing is optional and the event includes on-site camping, pool facilities, awards and supervised storage for clothing.

Trail running at Cypress Mountain with multiple distances and technical singletrack. Cup free event with on-course electrolyte drink, RunGo live tracking, and on-site amenities including dining and attractions.

Trail races at St. Edward State Park near Lake Washington offering 4 mile and 8 mile looped courses on mixed single track and wider trails, with an aid station at the start/finish. Part of the Tuesday Night Trail to Grill series.

A one day community running festival in Seattle on July 22, 2026, with a social run offering 4 mile and 6.5 mile options, an expo with vendors and a raffle, and onsite giveaways and activities at Seven Hills Running.

Mountain trail races at Mount Seymour Resort offering 35 km, 50 km and a 50 km two person relay across technical North Shore trails with significant elevation gain. A non timed 1 km kids run is also included.

A multi day endurance event at Lake Padden offering six, twelve, twenty four and thirty two hour races on a marked 2.6 mile loop with night lighting, on course aid, and awards for top finishers.

A vertical kilometre up Mount Elphinstone on 1 August 2026 with entries limited to 60 runners. A GPX route and a Strava club are provided and competitors may race for the King or Queen of the Mountain title.

A trail race on August 8, 2026, starting at Fairhaven Park and running into Larrabee State Park. Routes showcase forest, lakes, and narrow ridgelines with options of 12K, 25K and 50K and significant elevation gain.

Trail races of 5k, 14.5 miles and 26.2 miles take place in King County's Cougar Mountain Regional Wildland Park near Seattle. The event includes aid stations on course, supports King County Parks, and participates in a youth trail series.

A road race on Whidbey Island through Ebey’s National Historical Reserve offering 5K, 10K and a half marathon on hilly, scenic roads. Proceeds support safe and sober graduation activities for Coupeville High School Class of 2027.

A USATF-certified marathon and half marathon on August 9, 2026 near Hyak and Snoqualmie Pass. The rail-trail course runs through the Snoqualmie Tunnel, has about 1,000 feet of net elevation loss, aid stations every 2 to 3 miles, and shuttle..

A timed endurance event at Lincoln Park on August 15, 2026, featuring a repeated two mile loop with 18, 12, 6, and 3 hour formats, team competition, and Kids Loopy Races. The race is cupless and supports on-course snacks and food options.

Trail race at Quarry Nature Park on August 15, 2026 offering about 25 km and 12 km courses plus a kids race. Routes use single track through rocky, rooty sections and old growth forest.

A two day trail race festival in the Olympic National Forest on August 15 and 16, 2026 offering 10K, 25K, 50K and 100K runs plus ruck divisions, marked courses, stocked aid stations and on site camping.

A 21 km trail half marathon and relay on Bowen Island circling Mount Gardner, held around Labour Day and sanctioned by BC Athletics. The event supports the Bowen Island Trail Society and opens registration in April 2026.