Washington Trail Races & Ultramarathons
Washington has plenty of trail races and ultramarathon options, from the 200-mile, 45,000-foot Bigfoot 200 through the Cascades to family-friendly 5Ks near Mt. Rainier. Race season runs nearly year-round in the Pacific Northwest's wet, technical singletrack, with the biggest mountain races clustering July through September.
Masters Athlete Insights
Washington's races are defined by cumulative climbing more than any other single factor — Bigfoot 200's 45,000 feet of gain and Chuckanut 50K's 5,000 feet inside one 50K are both extreme by national standards. Add the Cascades' reliably wet, root-covered, technical footing, and the training priority shifts: more time on your feet on technical terrain and consistent hill work beats flat mileage, even more than it does in Oregon.
Between the bigger mountain days, our 10-week maintenance program is a reasonable way to hold fitness without digging a hole, and the 16-week 50K plan is the right starting structure for something in the Chuckanut range.
FAQ
What is the best Washington trail race for beginners?
The Mount Rainier Half Marathon, 10K & 5K — three distance options near Mt. Rainier National Park, built for a broad range of fitness levels rather than experienced trail racers specifically.
What is the hardest trail race in Washington?
The Bigfoot 200 — roughly 200 miles and 45,000 feet of climbing through the southern Washington Cascades, past Mt. Adams and Mt. St. Helens, with built-in sleep stations because most finishers are out for two to three days.
When is trail racing season in Washington?
Nearly year-round at lower elevations, but the biggest mountain races (Bigfoot 200, Sun Mountain, Wild Woman) cluster from May through August, once high-country snow clears.
Do you need special gear for Washington trail racing?
Yes — wet, root-covered, technical singletrack is the default in the Cascades most of the year. Aggressive-lug trail shoes and a reliable rain layer matter more here than in drier regions.
Are there masters (40+) divisions at Washington trail races?
Most races on this list award age-group results in 5- or 10-year brackets rather than one "masters" category, but brackets vary by organizer — check each race's rules page before registering if it matters to you.