Trail Running calendar near Oak Harbor 2025-2026

We have found 53 Trailruns within 80 miles of Oak Harbor. See below where and when you can find the races.

The Cougar Mountain Trail Run is an annual trail running event held at King County’s Cougar Mountain Regional Wildland Park in Newcastle, Washington, just 15 minutes from Seattle. The race offers multiple distances including 5k, 7.6 miles, 19.5 miles, and 50 kilometers, catering to a range of trail..

The West Seattle Monster Dash is an annual running event that features a 5K run/walk, a Kids Monster Dash, and an option to register for a t-shirt only. This family-friendly event encourages participants to dress in costumes and includes a Kids Zone with games and activities. The race takes place at..

The Carkeek 12-Hour is a challenging trail running event held annually at Carkeek Park in Seattle, Washington. Celebrating its 19th edition in 2025, the race offers both 12-hour and 6-hour options on a 1.93-mile loop course featuring 436 feet of elevation gain per lap, including rolling trails and s..

Hallows Eve 2025 is a thrilling trail running event held at Inter River Bike Park in North Vancouver, BC, Canada. Participants can choose from a marathon, half marathon, or 10 km trail race, all featuring some of the North Shore’s most challenging and spooky trails, fitting the Halloween theme. The..

Salt Creek 24 is a unique 24-hour running event held at Salt Creek Recreation Area in Port Angeles, Washington, offering stunning views of the Strait of Juan de Fuca, lush evergreens, and historic World War II sites. Participants can choose from three options: a solo or relay 24-hour race on a 1.3-m..

November 2025

The Loop the Vedder Trail Half Marathon is a scenic trail running event held in Chilliwack, British Columbia, along the Vedder River. The course features a fast and flat gravel terrain combined with winding single-track sections, offering runners a mix of smooth and technical trail running. This hal..

The Vancouver First Responders Trail Run is a fundraising running event held at Pacific Spirit Regional Park in Vancouver, BC. Scheduled for November 2, 2025, it offers race distances of 5K, 10K, and a half marathon (21K), catering to both seasoned runners and newcomers. Participants race through sc..

The Grand Ridge Trail Run, held at Grand Ridge Regional Park in Issaquah, Washington, is the final race of the Evergreen Trail Runs season. It offers multiple distance options including 5-mile, half-marathon, full marathon, and 50K, catering to a wide range of runners. The course features two distin..

The Phantom Run is a relaxed and enjoyable winter fundraising race held at Lynn Canyon Park East Parking Lot in North Vancouver, BC. Participants can choose from three distances: 12K, 19.5K, and 25K, running through the lower North Shore trails near the Seymour River. The course features a mix of te..

The Harriers Gunner Shaw Cross Country Classic is an annual 10-kilometre cross country race held at Thetis Lake Park in Victoria, British Columbia. Known for its challenging course, the race features rugged trails with roots, rocks, stumps, puddles, and six significant hills, including famously name..

December 2025

The Pigtails Run, known as the "Flat" Fat Ass, is a celebrated annual running event held in Maple Valley, Washington. Marking its 20th year in 2025, the race offers multiple distances including a 50K, marathon, and half marathon. The course features a scenic route along the river and through wooded..

The Deception Pass 50K and 25K races take place at Deception Pass State Park in Oak Harbor, Washington, known for its rugged coastline, steep cliffs, dense forests, and stunning views. The courses traverse nearly the entire park, including two crossings of the historic Deception Pass Bridge, which i..

May 2026

The Run for Water Trail Race, held on Sumas Mountain in British Columbia, offers challenging trail running events with distances of 10K, 25K, and 50K. Scheduled for May 30, 2026, the race features rugged, technical single-track trails with significant elevation gains—500m for the 10K, nearly 1,500m..