Trail Running calendar near Snohomish 2026-2027

Interlaken Icicle Dash on January 30, 2027 at Interlaken Park in Seattle features 5k and 10k trail loops on paved boulevard and dirt trails. It is the final race of the 2026 to 2027 Winter Trail Series.

Trail races in Deception Pass State Park featuring 50K and 25K courses over single track, coastal bluffs and forest, with aid stations, drop bags, marked trails and free official photos available for participants.

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

A 100 mile trail race on Orcas Island made of four 25 mile loops, about 26,000 ft of climbing, extensive aid station support, pacer and crew rules, and a Tower Club award for climbers who summit the Mt Constitution tower on every loop.

A2 Physical Therapy's annual 5K at Titlow Park on March 28, 2026 raises funds for the Multiple Sclerosis Program and offers walking or running, live music, coffee, snacks and a raffle.