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100 Mile Races Near Seattle, WA

As of October 6, 2026, Crewable lists 6 upcoming 100 mile races near Seattle, WA from November 2026 to July 2027. The next is Willapa Trail Festival on November 7 in Chehalis, WA.

Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites

Race calendar

November 2026

1 race

February 2027

1 race

  1. BURT 100

    Bainbridge Island, WA
    100 mi110K+1

April 2027

1 race

June 2027

2 races

July 2027

1 race

Quick answers

What is the next 100 mile race near Seattle, WA?

Willapa Trail Festival, on Saturday, November 7, 2026, in Chehalis, WA. Distances: 100 mi, 50 mi, 50K.

What is the closest 100 mile race to Seattle?

BURT 100 in Bainbridge Island, WA, about 12 miles from Seattle, on February 6, 2027.

What is the busiest month for 100 mile races near Seattle, WA?

June 2027, with 2 of the 6. November 2026 follows with 1.

Nearby cities

Bellingham16Portland, OR45Spokane20

Nearby states

Idaho24Oregon65

More ways to browse

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