Trail Running calendar near Renton 2026-2027

A makeup race on May 9, 2026 in Maple Valley, WA marking the event's 20th year. Multiple distances on a riverside, wooded course with low support and a strict 2:30 pm cutoff for the 50K.

Run through the lush forests of Soaring Eagle Regional Park on well-graded trails. Choose from a 5K, 10K, or Half Marathon on a course known for being relatively flat but rooty. It's a community-focused event with handmade finisher swag and..

A trail event at Green Mountain Horse Camp on May 16, 2026 offering 25K and 50K distances plus a 25k ruck option. The course is mostly singletrack with substantial elevation gain and marked trails; camping is available onsite.

Leavenworth Trail Fest in Leavenworth, Washington offers trail races of 55K, 27K, and a town 5K across ridgelines and forest roads, plus a festival weekend with food, music, and community partners.

The Freedom 50 ultramarathon offers a 50-mile and a 50k race on the flat, paved Foothills Trail near Puyallup. Runners enjoy scenic views, multiple aid stations, and a 15-hour cutoff. All finishers get a custom medal, and top performers ear..

A loop ultramarathon at Lake Youngs Watershed near Renton, WA, offering 50K to 200 mile options with 900 feet of climb per loop and repeated aid station support; 150 and 200 mile entries begin with an unsupported initial segment.

Three timed ultramarathon options on a clockwise 1.75 mile loop around Lake Tye in Monroe, WA. Runners complete full laps within their chosen time, aid and beach access are available, and proceeds support local trail work.

Trail races of 50K, 20 mile and 10 mile distances on Vashon Island using the Gateway Trail system. Rolling singletrack and park trails with aid stations, a team competition, youth discounts and proceeds supporting island youth athletics.

A team relay of about 50 miles from Mount Rainier foothills to Ruston Way on June 6, 2026. Teams of 2, 3, 4, or 6 compete while proceeds support the Foothills Rails to Trails Coalition.

Trail races on Tiger Mountain State Forest near Issaquah offering 5k, 12.6k and half marathon loop courses with varied terrain, aid stations on longer routes, and start and finish at the DNR trailhead.

Celebrating its 30th year, the Green River Marathon is a free, volunteer-run event in early June. It features a flat, scenic course from Kent to Seattle's Alki beach, with marathon, half marathon, 50K, and relay options. The community focus..

A multi-loop trail running event in Port Gamble, WA offering 100 mile, 100K, and 50 mile distances on eight 12.5 mile loops with three stocked aid stations and on-site camping.

A USATF-certified point-to-point marathon and half from Snoqualmie Pass to North Bend that runs through a tunnel and drops about 2,000 feet; registration is paused while an alternate 2026 course and permits are finalized.

Super Hyak Marathon and Half on June 13, 2026 are USATF certified point to point races from Snoqualmie Pass to North Bend, WA. Both courses are net downhill, include a 2.4 mile tunnel that requires a headlamp, aid stations, and shuttle serv..

A Bellevue trail race at Sky Country Trailhead with 5K, 8.2 mile and 14.5 mile options plus short and long series. Organized by Seattle Running Club and Northwest Trail Runs, with 15 USD per entry donated to King County Parks.

TedDriven Overland Ultra Relay is a three day stage race based at Leavenworth where teams of up to eight run scenic alpine, orchards and lakeshore legs. Combine daily times as a team and celebrate with a captain's dinner and lakeside finish..

Hotfoot 5K Trail Run in Port Orchard offers a mostly flat 5K and a 1 mile loop through South Kitsap Regional Park, with proceeds supporting a community scholarship and the public Fourth of July fireworks.

Multi distance trail ultramarathon on the Palouse to Cascades Trail near Hyak featuring the long Snoqualmie tunnel, crushed limestone surface, and distances from 50 miles to 200K with crew access and chip timing.

Trail races in Issaquah, WA featuring 5 Mile, Half Marathon and 50K courses that climb two of Tiger Mountain's peaks, include aid stations and handmade finisher swag. The 50K runs two loops and trails remain open to other users.

A remote loop trail race near Easton, WA with about 10,000 feet of climb. The event has no aid stations or course markings; runners must self-navigate, treat creek water, and carry required gear.