All races in Washington
Upcoming half marathons in Washington
15 half marathons are coming up in Washington, out of 215 races on the statewide calendar. Compare dates, distances and locations, then get ready with a personalized training plan.
15 upcoming races
September 2026
- Sep 26, 2026Colbert Autumn Classic Half Marathon & 4-Mile Loop📍 Colbert, WA13.1 mi · 4 mi
- Sep 26, 2026National Singles Day Run - Seattle📍 Seattle, WA13.1 mi · 6.2 mi · 3.1 mi
October 2026
- Oct 3, 2026Run for the Gnomes Half Marathon & 5K📍 Maple Valley, WA13.1 mi · 3.1 mi
- Oct 11, 2026Snohomish River Run📍 Everett, WA26.2 mi · 13.1 mi · 6.2 mi · 3.1 mi
- Oct 11, 2026Spokane Marathon📍 Spokane, WA26.2 mi · 13.1 mi · 6.2 mi
November 2026
- Nov 8, 2026Run the Bay - University Place, WA📍 University Place, WA13.1 mi · 6.2 mi · 3.1 mi
- Nov 29, 2026Seattle Marathon📍 Seattle, WA26.2 mi · 13.1 mi
- Nov 29, 2026UW Medicine Seattle Marathon and Half Marathon📍 Seattle, WA26.2 mi · 13.1 mi
December 2026
- Dec 12, 2026Santa Runs Tacoma📍 Tacoma, WA13.1 mi · 6.2 mi · 3.1 mi
March 2027
- Mar 27, 2027GBRC Honeywagon Runs📍 Everson, WA13.1 mi · 4 mi
April 2027
- Apr 17, 2027Wenatchee Marathon📍 Wenatchee, WA26.2 mi · 13.1 mi · 6.2 mi · 3.1 mi
June 2027
- Jun 5, 2027Green River Marathon📍 Kent, WA31.1 mi · 26.2 mi · 13.1 mi
- Jun 19, 2027Marathon d'été de Seattle📍 Seattle, WA26.2 mi · 13.1 mi · 6.2 mi · 3.1 mi
July 2027
- Jul 24, 2027Marathon Jack and Jill’s Downhill 📍 North Bend, WA26.2 mi · 13.1 mi
August 2027
- Aug 28, 2027Labor Day Run - Seattle📍 Seattle, WA13.1 mi · 6.2 mi · 3.1 mi
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