Trail Running calendar near Chehalis 2025-2026

We have found 40 Trailruns within 80 miles of Chehalis. See below where and when you can find the races.

Saturnalia is a winter trail running event held at Squaxin Park in Olympia, Washington. Featuring a 10K distance, it offers participants a festive holiday atmosphere amid the challenges of winter trails, darkness, and variable weather conditions. The event celebrates the season with a fun and spirit..

2025 Pigtails Run in Maple Valley, Washington marks its 20th year with the event’s Fat Ass vibe. It offers 50K, marathon, and half-marathon distances, starting and finishing at Four Corners in Maple Valley. The course mostly uses paved river trails, with some dirt and gravel, using out-and-back sect..

Seward Solstice Run is a winter trail race held at Seward Park in Seattle, Washington, offering both a 4.2-mile and a 10k option. The event takes place on Saturday, December 20, 2025, with the start near Seward Park and the loop traversing mostly forested trails on a peninsula beside Lake Washington..

January 2026

Frost Eagle Trail Run is held at Soaring Eagle Regional Park in Sammamish, WA, a 600-acre sanctuary of birds, deer, and wetlands with about 12 miles of trails. The event features 5-mile and half-marathon distances and marks the sixth stop in Northwest Trail Runs’ Winter Trail Series. Runners navigat..

Coffee Lovers and Chocolate Lovers 5K & 10K is held in Sumner, Washington, offering two distances: 5K and 10K. Runners traverse the scenic Sumner Link Trail as part of a Pacific Northwest course. The event centers on a unique, themed experience that pairs running with coffee and chocolate, with Keur..

Interlaken Icicle Dash is a trail running event in Interlaken Park, Seattle, WA, held on January 31, 2026. It is the seventh and final event in the 2025-26 Winter Trail Series. Distances offered include: 5k 10k The Winter Trail Series scores participants based on their best four performances. Par..

March 2026

Little Backyard Adventure in L.B.A. Park, Olympia, Washington, offers 3-, 6-, and 12-hour endurance runs on a ~4-mile loop with ~200 feet of gain. The course winds through a largely single-track forest, with fern-covered canopies and technical twists that test footing. Runners complete as many laps..

Dash Point Trail Run, held in Federal Way, Washington, at Dash Point State Park, offers 10K and half-marathon (13.1 miles) distances. The course is a single loop through lush Pacific Northwest forests and along a sandy beach, with a short lollipop extension for the half-marathon. Trails are non-tech..

April 2026

Squak Mountain Trail Run is held at Squak Mountain State Park near Issaquah, Washington. The event offers distances: 12K, Half Marathon, and 50K (with a Kids Race and a 12K Brunch Run). Runners tackle rugged, technical singletrack through lush forest, with elevation gains of about 1,800 ft (12K), 3,..

May 2026

Wood You Rather is a unique checkpoint-style trail race held in Mt. Tabor Park, Portland. There is no pre-set course: at the start you’re given a map with ten highlighted checkpoints and you choose the order to visit them, deciding which trails to take to reach each point.Runners typically cover abo..

June 2026

Rainier to Ruston Rail-Trail Relay (R2R) is a National Trails Day running event spanning from Mount Rainier to Ruston, near Tacoma, Washington. Scheduled for June 6, 2026, the race brings athletes and community members together to run along the historic railroad grade once used by pioneers heading w..

Vashon Island Ultramarathon & Trail Run takes place on Vashon Island, Washington, offering 50K, 20-mile, and 10-mile options from the Gateway Trail system near SW 178th and 103rd SW. The rolling course is mostly single- and double-track trails with dirt roads and grassy shoulders, about 770 feet of..

Tiger Peak Challenge is held near Issaquah, Washington, in Tiger Mountain State Forest. Event offers 5 Mile, Half Marathon, and 50K distances. Longer courses climb two of Tiger Mountain’s peaks via the Rainier Trail and High School trail, including a steep ascent in under a mile to West Tiger 1, the..

SISU 24 PNW is a self-supported, 24-hour endurance challenge at Camp Sheppard in the Cascade Mountains near Enumclaw, Washington, close to Mount Rainier National Park and Crystal Mountain. Runners select from six marked trails (3–18.9 miles) and earn points by completing routes, stamping proof at ch..

July 2026

Bigfoot Fun Run takes place in Yacolt, Washington (ZIP 98675) as part of the town’s weekend of racing. The event offers a 5K Run/Walk and a 10K Run/Walk, with maps available for both courses to help participants plan their routes. The atmosphere is described as an annual tradition, hosted by the Tow..

The Mount Rainier Trail events take place July 17-18, 2026 at Crystal Mountain Resort in Enumclaw, Washington. The weekend includes multi-distance dirt trail races that start at mountain terrain and finish at the resort base. The half marathon begins at the summit and descends through forested trai..

August 2026

Volcanic is Go Beyond Racing’s Mt. St. Helens race in Washington state, offering a grueling 50K+ and a 25K option.The 50K course follows the Loowit single-track to circumnavigate the volcano, featuring large boulder fields, river crossings, the blast zone, and steep, sometimes rope-assisted drainage..

Bigfoot 200 is a 200.1-mile point-to-point ultramarathon through Washington’s Cascade Mountains. The race starts at Marble Mountain Sno-Park and finishes in Randle, weaving a demanding course that traverses volcanic landscapes, forests, rivers, and views of Mount Rainier, Mount Hood, and Mount St. H..

The Bigfoot 20 Mile Run is scheduled for August 14, 2026, in Cougar, Washington. The race begins at Marble Mountain Sno Park and follows trails along the southwestern side of Mt. St. Helens, which erupted in 1980. The course covers 20 miles on 100% single-track trail and includes lava fields, strea..

One Step Closer is a collaborative endurance event held at Lincoln Park in Seattle, Washington. Runners tackle a 2-mile loop around the park, repeating it as many times as they can within their chosen time window—3, 6, 12, or 18 hours. The course is described as diverse and versatile for its size, o..