Trail Running calendar near Leavenworth 2025-2026

The Cougar Mountain Trail Run Series, held in Bellevue, Washington, is a popular annual trail running event hosted by Seattle Running Club and Northwest Trail Runs. The August 2025 race offers three distances: 5K, 14.5 miles, and a full marathon of 26.2 miles, all set within King County’s Cougar Mou..

The One Step Closer will take place in Seattle on Saturday 16 August 2025. You can run between 3 and 18 kilometers.

The Paradise Valley Trail Run, held at Paradise Valley Conservation Area in Woodinville, Washington, offers trail races in 5k, 10k, and half marathon distances. The courses feature gently rolling trails with a mix of wide promenades and narrow, winding paths through wetland cedar groves and forested..

The Cascade Express Marathon, held in Snoqualmie Pass, Washington, is renowned as one of the world's fastest marathons and ranks among the top 25 fastest in the U.S. This point-to-point race features a scenic 26.2-mile downhill course along a gravel trail with a gentle 1500-foot net descent, offerin..

The Cutthroat Classic is an 11-mile singletrack trail run through the North Cascades, following the iconic Pacific Crest Trail over Cutthroat Pass. Starting at Rainy Pass (4,870 feet elevation), runners climb steadily for five miles to Cutthroat Pass (6,835 feet), then descend four miles to Cutthroa..

Beat The Blerch is a unique running event held in Carnation, Washington, about 35 minutes from Seattle, at King County’s Tolt MacDonald Park. The race offers four distances: 5K, 10K, half marathon, and full marathon. The course is a beautiful, flat, out-and-back gravel trail that winds through everg..

The Brown Bear Salmon Run is a trail running event held at Snoqualmie Pass, Washington, featuring 15K and new 30K race options. Hosted by Evergreen Trail Runs in partnership with Brown Bear Car Wash, this moderately challenging race offers 1900 to 3800 feet of elevation gain on scenic singletrack tr..

Corn Maze Craze is a unique fall running event held at Bob’s Corn & Pumpkin Farm in Snohomish, Washington. Scheduled for September 13, 2025, it offers 5k and 7k distances that combine trail running with the adventure of navigating a corn maze. The course features a run along dirt farm roads through..

Plain Endurance Runs, held near Leavenworth, Washington, feature challenging 100-mile and 100K races through the Cascade Mountains' remote US Forest Service trails and roads. The course covers about 85 miles of trail and 20 miles of forest roads, with an elevation gain and loss of roughly 21,000 fee..

The Stehekin event is a four-day adventure run set in the remote and stunning North Cascades valley of Stehekin, Washington, accessible only by boat, plane, or trail. Covering distances between 40 to 70 miles from September 17-20, participants begin with a challenging ascent to Cascade Pass, followe..

The Cirque Series at Crystal Mountain in Washington features a challenging 7.7-mile trail race with 2,544 feet of elevation gain. Starting at the Crystal Mountain base area, runners tackle the rugged Kelly’s Gap service road before ascending to Grubstake, the race’s highest point at 6,861 feet. The..

Ultra Fest in Easton, Washington, is a premier trail running event set in the scenic Central Cascades. Offering distances of 25K, 50K, 50 miles, 100K, and 100 miles, the race features a fast, flat, and smooth gravel course along the Foothills Trail, surrounded by rivers, forests, and mountain views...

The Return of the Salmon Celebration - Salmon Run is held at Osprey Park in Sultan, Washington, celebrating the cultural heritage of the Skykomish River Valley and honoring Chief T'seul-Ted. The event features a scenic 5K trail run through the beautiful forest trails of Osprey Park and Susie's Trail..

The Mad Meadows 50 is a challenging trail running event held near Leavenworth, Washington, featuring two distances: a 50-kilometer and a 50-mile race. Set in the scenic Eastern Cascades during October's vibrant Larch Season, the course offers a mix of smooth single track, steep climbs, and technical..

The Golden 6 Hour is a scenic endurance running event held in Cle Elum, Washington, featuring a 2.45-mile single-track loop on the Swauk Forest Discovery Trail near Blewett Pass. Set amidst vibrant fall colors and turning larches, the course offers mountain views and a festive autumn atmosphere. Par..

The North Bend Trail Fest, held in North Bend, Washington, is a dynamic mountain running event showcasing the Snoqualmie Valley's outdoor offerings. The festival features multiple races, including the challenging North Bend Skyline 30k with 6,600 feet of vertical gain, the intense Mt Si Vertical Kil..

The Middle Fork Trail Run, held in North Bend, Washington, offers trail races of 50k, 22 miles, half marathon, and 10k distances. Starting at the Middle Fork Trailhead, the courses traverse scenic trails including Middle Fork, CCC, and Snoqualmie Lake, featuring modest climbs along river valleys. Ru..

The North Bend Skyline 30K is a challenging trail running event held in the scenic Snoqualmie Valley near North Bend, Washington. As part of the Vert Running Series Championship, it features a demanding course that tests runners' limits while offering stunning views of the valley and Cascade Mountai..

The Larch Madness Trail Races, held at Loup Loup Ski Bowl near Twisp, Washington, offer challenging trail running events in the scenic North Cascades. Distances include 5K, 15K, 25K, and 50K, with significant elevation gains up to 18,200 feet on rugged, often off-trail terrain. The courses feature s..

Run With The Kokanee is a fall running event held at Lake Sammamish State Park in Issaquah, Washington. It features flat and fast 5k and 10k distances, with the 10k consisting of two loops of the 5k course. The route is about two-thirds paved sidewalks and paths, and one-third dirt or grassy trails,..