⚠️ 2027 edition: provisional information
The date is estimated from the 2026 edition (October 17, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.
Available distances
About
The Larch Madness Trail Races take place in Twisp, Okanogan County, deep in the dense forests of Washington State, on October 17, 2026. Four trail distances are offered: a 5K (3.1 miles), a 15K (9.3 miles), a 25K (15.5 miles) and a 50K (31 miles).
The range of distances lets both beginner and seasoned trail runners immerse themselves in unspoiled forest landscapes, far from the hustle and bustle of the city.
Highlights
- Forest
- Off-road
Prepare for Larch Madness Trail Races with RunRun
An AI-generated training plan, adjusted every week based on your real sessions. Built around your goal, current level and race date.
- Personalized plan based on your VO2max, history and weekly availability
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- Target paces, long runs, key sessions: everything is calculated for race day
Races nearby
Other upcoming races around Twisp.