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Trail Running Calendar near Tacoma 2026-2027

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Explore the top trail runs near Tacoma for 2026-2027! We've gathered 32 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2026
Experience the lush forests and single track trails of Bellevue in this eco friendly trail series. Choose from three distances ranging from a 5K to a full marathon while supporting King County Parks.
Timed endurance event on August 15, 2026 in Lincoln Park, Seattle, where runners cover as many laps as possible on an about two-mile shoreline-and-forest loop. Features a team Battle of the Run Club, kids Loopy races, festival-style support, and cupl..
A 24 hour series of hourly group 5K runs at Kearin Family Farm in Bonney Lake with camping, food, music, and a medal and T shirt showing laps completed.
Looped 5K, 10K and half marathon on the paved Chambers Bay Loop Trail in University Place with varied terrain and bay views.
Join this summer event at Magnuson Park in Seattle featuring traditional road races and an obstacle dash. Choose from distances ranging from a kids 400m to a 15k run in a beautiful Pacific Northwest setting.
September 2026
Multi day ultrarunning festival in Bonney Lake, Washington featuring looped courses, free adjacent camping and seven distances from 6 hour to 100 miles.
Timed ultrarunning event in Gig Harbor offering 24 hour, 12 hour day and night, and 6 hour races on a 2 mile loop with about 320 feet climb per lap.
A community 5K fun run, walk and hike through Illahee Preserve in Bremerton held in September for National Recovery Month. Proceeds support the Salish Recovery Coalition and participants receive event swag and a finisher medallion.
A timed stair-climb at T-Mobile Park where participants tackle either 900 or 1,800 stairs to raise funds for the Cystic Fibrosis Foundation. Climbers start in waves by self-identified pace and join an official after party.
A fantasy themed 5K walk and run at Magnuson Park with mixed trail surfaces, Villain Zones, and a Heroes Village; costumes encouraged and leashed dogs and strollers welcome.
October 2026
A last-one-standing backyard ultra where each completed loop adds $100 to a shared prize jar and the final payout is split 75% to the winner and 25% to the runner-up.
Community run at PLU Meadows Disc Golf Course offering a 1K kids run and a 5K. Proceeds support local youth running programs and a college scholarship.
Where's Bigfoot 5k takes place in Seattle on October 17, 2026 with in person, virtual, and free untimed kid entries. The course is 3.1 miles and registration periods and fees vary by entry type.
Timed trail event at Carkeek Park with 12 hour and 6 hour options, in-person Oct 24 and virtual Oct 1–31; limited field and proceeds support local trails.
A costumed community event at Lincoln Park featuring a trail 5K, kids dashes, and a virtual shirt option to support South Seattle College Cooperative Preschools. Registration includes a Monster Dash shirt and the 5K includes a timed bib.
An evening team relay in Ten Trails where teams of one to three hunt and return six hidden ghosts in Civic Park; free registration, prizes for fast finish, best team name, and best costume.
Trail races at Cougar Mountain Regional Wildland Park near Seattle offering 5k, 7.6 mile, 19.5 mile and 50k courses through forested single track, rolling hills and marshes. Proceeds support King County Parks.
November 2026
Grand Ridge is the Evergreen season finale with 5-mile, half, marathon and 50K courses through forested Cascade foothills and cupless aid support.
Trail running at Carkeek Park in Seattle with 5k and 10k forest courses featuring varied trail widths and rolling to steep sections. The 10k is two laps of the 5k and includes substantial climb.
Celebrate Veterans 5K in Tacoma, WA is a community run and walk on November 15, 2026 at Pipeline/Orange Gate Park that honors veterans and supports Project Recover. Registration includes chip timing, a commemorative medal, race photos, and snacks.
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