Trail Running calendar near Siler 2026-2027

We have found 108 Trailruns within 80 miles of Siler. See below where and when you can find the races.

The North Bend Trail Fest is a two-day celebration of mountain running and outdoor adventure in Washington. Runners can tackle the challenging Skyline 30k, a vertical kilometer race up Mt Si, or a scenic 10k. The event also features a festi..

Join the Sam Barlow High School Alumni Association for a 5K run or walk in Gresham. Younger participants can enjoy a 400m dash on the track and a virtual entry is available for remote supporters.

A six-hour loop event on the Swauk Forest Discovery Trail near Blewett Pass in October, limited to 85 runners with a fall-themed potluck aid station, raffle prizes and an optional post-race dinner at Flying Horseshoe Ranch.

Experience the lush forests and rugged mountain beauty of the Snoqualmie River valley. This trail event offers four distances from 10k to 50k on scenic river valley paths with modest climbing.

The Carkeek 12-Hour is a festive trail run on a challenging 1.93-mile loop in Seattle's Carkeek Park. As the 20th annual event, it's capped at 50 runners and features a Halloween costume contest. All proceeds benefit local trails through th..

Two trail races at Coyote Wall across varied Gorge terrain, with **55K** and **25K** options, steep technical climbs, organized aid stations, and community fundraising for local organizations.

Join this unique Halloween themed relay scramble in Black Diamond. Form a team to track down rogue ghosts and return them to Civic Park in a race that combines running with a scavenger hunt.

Experience the autumn beauty of the Columbia River Gorge with point to point and lollipop trail races. Runners traverse the Pacific Crest Trail and circle Thunder Island before finishing at the scenic Marine Park in Cascade Locks.

November 2026

Experience the lush forests of the Cascade foothills at the Grand Ridge Trail Run. Choose from distances ranging from a 5 miler to a 50K on a scenic and technical course near Issaquah.

The Klickitat Trail Run is a scenic fundraiser on the Klickitat Trail in Washington. Races include a half marathon and a 5K, with shuttles to the start. Every runner gets a bowl of famous post-run soup.

Run on the famously flat and fast Willapa Hills Trail in Washington. This festival offers distances from a 5K to a 100-mile ultramarathon, with a scenic route along an old rail grade. It's a community-focused event with modest entry fees su..

Experience a forested trail run through Carkeek Park with views of the Olympic Mountains. This event offers 5k and 10k distances on a mix of wide and narrow trails as part of the Winter Trail Series.

Experience a forest filled ravine in Seattle at the Ravenna Refresher Trail Run. Choose from a 4k, 8k, or 12k loop through groomed trails in this second event of the Winter Trail Series.

The Ruff is a demanding 7-mile trail run straight up Dog Mountain in the Columbia River Gorge. The course climbs 3000 feet to a summit with sweeping views before a fast descent. Finish with post-race beer, pizza, and the chance to win award..

December 2026

Experience a low key and community focused running event in Maple Valley. This flat course offers half marathon, marathon, and 50K distances for runners seeking a grassroots atmosphere and personal challenge.

Celebrate the winter season with a 10 km trail run through the forested paths of Squaxin Park. Experience the holiday atmosphere and the natural elements of the Pacific Northwest in this Olympia community event.

Experience a winter trail run through the old growth forest of Seattle's Seward Park. Choose between 4.2 mile and 10k loops featuring a mix of smooth paths and technical lakeside trails.

January 2027

Experience a technical trail run through the forests and wetlands of Soaring Eagle Regional Park with 5 mile and Half Marathon options featuring rolling hills and twisty singletrack.

Join the final event of the Winter Trail Series for a 5k or 10k through the beautiful forest of Interlaken Park. Choose between dirt trails and car free paved roads for a unique Seattle running experience.

February 2027

Celebrate Valentine's Day with a community 5k in Black Diamond featuring unique two person team categories and a cross country style scoring system.