Trail Running calendar near Bow 2025-2026

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 trail running event held near Issaquah, Washington, within the expansive 13,745-acre Tiger Mountain State Forest. This challenging race features three distances: 5 miles, a half marathon, and a 50K ultra, with courses that include climbing two of Tiger Mountain’s peaks...

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 at Lower Blanchard Mountain, near Alger, Washington. Offering two distances, 25k and 50k (two loops of the 25k course), the race features a demanding elevation gain of 3,500 feet per loop with steep climbs, long downhills, a..

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..

Hamster Endurance Runs is a multi-distance ultrarunning event held annually at Lake Padden in Bellingham, Washington. Established in 2013, the race offers 6, 12, 24, and 32-hour endurance challenges on a well-marked 2.6-mile loop trail around the lake, featuring compact dirt and crushed gravel with..

The Cougar Mountain Trail Run Series #4 takes place on August 9, 2025, at King County’s Cougar Mountain Regional Wildland Park in Newcastle, Washington, just 15 minutes from Seattle. This event offers three race distances: 5k, 14.5 miles, and a full marathon of 26.2 miles. The course features a vari..

Larrabee Lakes is a trail running event held in Bellingham, Washington, starting and finishing at Fairhaven Park. The race offers three distances: 12K, 25K, and 50K, winding through lush green forests and past picturesque lakes within Larrabee State Park. Runners experience a mix of smooth singletra..

Race the Reserve is a scenic running event held in Coupeville, Washington, on Whidbey Island. Scheduled for August 9, 2025, it offers multiple race distances including a 5K, 10K, half marathon, and a virtual race option. The course features a unique blend of seaside bluffs, dense forests, dirt and p..

The Elphinstone Ascent is a vertical kilometre (VK) running event held in Gibsons, British Columbia, Canada. Participants challenge themselves to ascend a steep course, aiming to earn the title of King or Queen of the Mountain, or simply enjoy the climb alongside fellow outdoor enthusiasts. The even..

The Olympic Mountains Trail Races, held in the Olympic National Forest near Quilcene, Washington, offer challenging trail running events over two days in August. Distances include a rugged 100K with 14,200 feet of elevation gain on mostly single-track trails, a demanding 50K featuring 8,600 feet of..

The Vancouver Island Trail Running Series - Cobble Hill is a premier trail running event held at Quarry Nature Park in Cobble Hill, BC. Now in its 8th year, the race features challenging single-track trails through the Cobble Hill Mountain Recreation area, showcasing classic West Coast terrain with..

The Paradise Valley Trail Run, held at Paradise Valley Conservation Area in Woodinville, Washington, offers 5k, 10k, and half marathon distances on gently rolling trails. The course features a mix of wide promenades and narrow, winding paths through wetland cedar groves and gentle ridges, providing..

The Handloggers Half Marathon is an annual 21 km mountain trail race held on Bowen Island, British Columbia, featuring a challenging counterclockwise loop around Mt. Gardner. Located just a 20-minute ferry ride from West Vancouver, the course offers stunning views and trails through pristine forest...

The GOAT Run in Port Angeles, Washington, is a challenging trail running event featuring a half marathon, marathon, and 50K race along the scenic Olympic Adventure Trail. The point-to-point course traverses Kelly Ridge between Olympic National Park and the Strait of Juan de Fuca, finishing at the st..

The Cascade Express Marathon and Half-Marathon, held in Snoqualmie Pass, Washington, is renowned as one of the fastest marathon courses in the U.S. Both races feature scenic, point-to-point courses along gravel trails with stunning views of the Cascade Mountains and Keechelus Lake. The marathon offe..