Trail Running calendar near Maple Valley 2025-2026

The White River 50M/50K/25K is a trail running event held in Enumclaw, Washington, organized by Rainshadow Running. Set in the scenic shadow of Mt. Rainier (Tahoma), the race offers stunning views of Washington's tallest peak.The 50-mile race features 10,200 feet of elevation gain across ridge tops..

The Beast of Big Creek is a challenging mountain trail running event held at Big Creek Campground near Hoodsport on the Olympic Peninsula, Washington. Featuring three race options, it includes a 22K Skyrace to the summit of Mount Ellinor with over 5,300 feet of elevation gain, an 8K Forest Loop thro..

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..

Race the Reserve is a scenic running event held in Coupeville on Whidbey Island, Washington. Participants can choose from a 5K, 10K, half marathon, or a virtual race of any distance. The course traverses the beautiful Ebey's Landing National Historical Reserve, including Ebey's Prairie and Crockett..

Twilight at the Bay is a scenic running event held at Chambers Bay Loop Trail in University Place, Washington. Participants can choose from a half marathon, 10k, or 5k race, each featuring loops on a wide, paved trail with a mix of flat sections, inclines, and switchbacks. The course offers breathta..

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 100K ultra with 14,200 feet of elevation gain on mostly single-track trails, a demanding 50K featuring 8,600 feet of c..

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 Gulch Countdown is a unique trail running event held in the scenic Japanese Gulch forests of Mukilteo, Washington. The race features a 2.18-mile loop through lush terrain with ferns, moss-covered trees, and giant cedars, offering a mountain-like experience close to home. It is a "Last Person Sta..

The Dark Divide Trail Races, held near Randle, Washington, offer a challenging and scenic ultramarathon experience in the rugged Dark Divide Roadless Area of the Central Washington Cascades. The event includes a 100-mile race, a new 100K point-to-point course, a 50K, and a 15-mile fun run, all start..

The Goat Rocks Stage is a challenging 50-mile, two-day trail running event set in the stunning Goat Rocks Wilderness between Mt. Rainier and Mt. Adams in Washington.Known for its rugged alpine terrain, narrow ridgelines, and volcano views, the course offers experienced runners a high-mileage adventu..

The Cascade Express Marathon and Half Marathon, held in Snoqualmie Pass and North Bend, Washington, is renowned as one of the fastest marathon courses in the U.S., ranking in the top 25 fastest and top 10 Boston Qualifier courses with a BQ rate over 34%. The marathon features a scenic 26.2-mile poin..

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 multiple distances including a 5K, 10K, half marathon, and full marathon. The course is a flat, out-and-back gravel trail that meanders throug..

The Recovery 5k is a trail run held at Illahee Preserve Heritage Park in Bremerton, Washington. Celebrating overcoming behavioral health challenges, this event supports the Salish Recovery Coalition. Now in its third year, the well-supported 5k course offers a fun run, walk, or hike through beautifu..

The Brown Bear Salmon Run is a trail running event held at Snoqualmie Pass, Washington, featuring 15K and new 30K race options. Hosted for the third time in 2025 and sponsored by Brown Bear Car Wash, the race showcases a scenic course combining singletrack trails and Forest Service/Ski Area Access r..

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 Cirque Series at Crystal Mountain, Washington, is a challenging 7.7-mile trail race featuring 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 co..

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..