Upcoming Half Marathons in Washington

Endurance Grid lists one hundred thirteen half marathons in Washington, from September 2026 to August 2027 across 33 cities.

113
Races
33
Cities
11
Sports

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Running races in Washington

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Frequently Asked Questions

How many half marathons are in Washington?
Endurance Grid's Race Calendar lists 113 upcoming half marathons in Washington, in 33 cities, from September 2026 to August 2027.
How long is a half marathon?
A half marathon is a running race where athletes run 13.1 miles long (21.1 kilometers) for time.
Which Washington cities host half marathons?
Half marathons in Washington are held in Seattle, Everett, Camas, Spokane, Olympia, Vancouver, Pasco, Redmond, Bellingham, and Kirkland, plus 23 other cities.
What other race distances are available in Washington?
Beyond half marathon, Washington races cover a wide range of distances. Washington also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with road cycling, duathlon, gravel, mountain bike, paddle, rucking, running, swimming, trail running, triathlon, and ultra races of various distances.