Trail Running calendar near Sammamish 2025-2026
We have found 57 Trailruns within 80 miles of Sammamish. See below where and when you can find the races.
We have found 57 Trailruns within 80 miles of Sammamish. See below where and when you can find the races.
GOAT Run is a trail race in Port Angeles, WA, ending at Lake Crescent in Olympic National Park. It offers half marathon, marathon, and 50K options. The course follows the single-track Adventure Trail along Kelly Ridge, with unpaved forest roads and a brief stretch of pavement, climbing to about 1,61..
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..
Cascade Express Marathon & Half Marathon unfolds in the Cascade Mountains around North Bend, Washington, starting at the Hyak Trailhead and finishing on the Palouse to Cascades Trail at Cedar Falls. The event features two of the world’s fastest downhill, point‑to‑point courses: a full marathon (26.2..
Beat The Blerch Seattle (Carnation, WA) offers four distances: 5K, 10K, half marathon, and full marathon. The race begins and finishes at King County’s Tolt MacDonald Park in Carnation, a quaint town about 35 minutes from Seattle. The course is a flat, out-and-back gravel trail through evergreen and..
Corn Maze Craze, part of Northwest Trail Runs, takes place at Bob’s Corn & Pumpkin Farm in Snohomish, WA. Runners choose between a 5k and a 7k course, with the 5k one maze lap and the 7k two laps, plus farm roads. Distances are around 3.3 and 4.6 miles.The maze route is clearly marked, with aid stat..
Brown Bear Salmon Run is a trail race held at Snoqualmie Pass, Washington, hosted by Evergreen Trail Runs in partnership with Brown Bear Car Wash. The single-distance event covers 15 kilometers on a mix of scenic singletrack and Forest Service/ski-area roads, with rolling ridges near the Snoqualmie..
Plain Endurance Runs take place in Plain, a town in Eastern Washington. The event offers two options: the Plain 100 and the Plain 100K (one loop). The atmosphere is starkly self-reliant: no pacers, no course markings, and no routine aid stations; volunteers staff checkpoints, but runners are left to..
Coal Miner is a rugged, self-supported ultramarathon held in Roslyn, Washington. The 51.3-mile course climbs about 10,100 feet, linking Cle Elum Ridge, Sasse Ridge, Jolly Mountain, Jolly Creek, and the Middle and West Fork Teanaway rivers before looping back to Roslyn via the Big Sandy Trails. The e..
Tunnel Light Marathon is a marathon in Washington state, running from Snoqualmie Pass to North Bend. It is a point-to-point, USATF Boston Certified course (WA21010RMB) with a downhill grade of about 2.2% and a total elevation loss of just over 2,000 feet, making it one of the fastest courses in the..
Cirque Series at Crystal Mountain, Washington, offers a 7.7-mile mountain race with 2,544 feet of elevation gain. The course begins in the base area, climbs Kelly’s Gap service road for about 1.7 miles to Green Valley, then ascends Grubstake to the high point at 6,861 feet. Runners traverse a ridge..
Ultra Fest in Easton, WA is a reimagined Cascade Super Ultra organized by Run Super Series. The racecourses run along the Foothills Trail in Washington’s Central Cascades, offering fast-ish, flat-ish gravel routes framed by rivers, forests and mountain scenery. Distances include 100M, 100K, 50M, 50K..
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..
Fidalgo Trail Run, set in Deception Pass State Park near Anacortes, WA, starts and finishes at Bowman Bay. The event offers 5M, Half Marathon, and Marathon distances and features a looping course that threads forested ridges, coastlines, and the Deception Pass Bridge. Course notes describe Rosario H..
The Baker Lake 50k is a challenging trail ultramarathon held in Baker Lake, Washington, within the Mt. Baker-Snoqualmie National Forest. Covering 31.2 miles, the out-and-back course features rolling single-track trails along the eastern shoreline of Baker Lake, passing through old-growth forests wit..
Mother RUCKer - 10K RUCK CHALLENGE is held in Eatonville, Washington, at Bud Blancher Trail Head (480 Weyerhaeuser Rd S). The event features a 10K ruck on a trail course, with participants including ruckers, walkers, and dogs; kids 12 and under are free. The atmosphere is community-driven and outdoo..
The Baker Lake Classic 25k is a scenic trail running event held in Concrete, Washington, along the eastern shoreline of Baker Lake within the Mt. Baker-Snoqualmie National Forest. Covering 15.6 miles, the point-to-point course features rolling terrain with about 3,400 feet of elevation change, passi..
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..
Middle Fork Trail Run, held near North Bend, Washington, starts at the Middle Fork Trailhead and takes participants onto the Middle Fork, CCC, and Snoqualmie Lake trails. Runners choose from four distances: 50k, 22-mile, Half Marathon, and 10k. The courses follow river valleys with modest climbing a..
Mad Meadows 50 is Evergreen Trail Runs’ new fall ultramarathon near Leavenworth, Washington, on the high-elevation Mad Meadows course along the Chiwawa and Mad Rivers. It offers two distances: 50K and 50M, with elevations topping 6,000+ ft for the 50K and 7,000+ ft for the 50M. Runners are treated t..