All races in Washington
Upcoming half marathons in Washington
30 half marathons are coming up in Washington, out of 372 races on the statewide calendar. Compare dates, distances and locations, then get ready with a personalized training plan.
30 upcoming races
November 2026
- Nov 8, 2026 Run the Bay - University Place, WA📍 University Place, WA13.1 mi · 6.2 mi · 3.1 mi
- Nov 29, 2026 Seattle Marathon📍 Seattle, WA26.2 mi · 13.1 mi
- Nov 29, 2026 UW Medicine Seattle Marathon and Half Marathon📍 Seattle, WA26.2 mi · 13.1 mi
December 2026
- Dec 12, 2026 Santa Runs Tacoma📍 Tacoma, WA13.1 mi · 6.2 mi · 3.1 mi
February 2027
- Feb 7, 2027 estimated dateMy Better Half Marathon📍 Seattle, WA13.1 mi · 6.2 mi · 3.1 mi
- Feb 27, 2027 estimated dateRock Solid Marathon, Half Marathon📍 Coupeville, WA13.1 mi · 26.2 mi
March 2027
- Mar 6, 2027 estimated dateSuperHeroes Run Seattle 5K, 10K and Half Marathon📍 Seattle, WA1 mi · 3.1 mi · 6.2 mi · 13.1 mi
- Mar 13, 2027 estimated dateSt. Paddy's Day Run Tacoma📍 Tacoma, WA13.1 mi · 6.2 mi · 3.1 mi
- Mar 27, 2027 estimated dateWhitehorse Half Marathon📍 Arlington, WA13.1 mi
- Mar 27, 2027 GBRC Honeywagon Runs📍 Everson, WA13.1 mi · 4 mi
April 2027
- Apr 17, 2027 Wenatchee Marathon📍 Wenatchee, WA26.2 mi · 13.1 mi · 6.2 mi · 3.1 mi
May 2027
- May 29, 2027 estimated dateBig River Race📍 Pasco, WA13.1 mi · 6.2 mi · 3.1 mi · 1 mi
June 2027
- Jun 5, 2027 Green River Marathon📍 Kent, WA31.1 mi · 26.2 mi · 13.1 mi
- Jun 5, 2027 estimated dateLake Wilderness Multisport📍 Maple Valley, WA1500 m + 40 km + 10 km · 400 m + 13.8 mi + 5 km
- Jun 12, 2027 estimated dateSuper HYAK Marathon & Half Marathon📍 North Bend, WA26.2 mi · 13.1 mi
- Jun 19, 2027 Seattle Summer Marathon📍 Seattle, WA26.2 mi · 13.1 mi · 6.2 mi · 3.1 mi
July 2027
- Jul 11, 2027 estimated dateRun Like the Wind -- Westport 5K, 10K and Half Marathon📍 Westport, WA3.1 mi · 6.2 mi · 13.1 mi
- Jul 17, 2027 estimated dateOlympia Lakefair Races - Half Marathon, 8K & 3K📍 Olympia, WA13.1 mi · 5 mi · 1.9 mi
- Jul 18, 2027 estimated dateChristmas 5K/10K/Half Marathon in July - Richland📍 Richland, WA3.1 mi · 6.2 mi · 13.1 mi
- Jul 18, 2027 estimated dateB & O Half Marathon and 10K📍 Orting, WA13.1 mi · 6.2 mi
- Jul 31, 2027 estimated dateGalloping Gertie - Gig Harbor📍 Gig Harbor, WA13.1 mi · 6.2 mi · 3.1 mi
August 2027
- Aug 28, 2027 estimated dateTacoma Narrows Half Marathon / 5K📍 Tacoma, WA13 mi · 3.1 mi
- Aug 28, 2027 Labor Day Run - Seattle📍 Seattle, WA13.1 mi · 6.2 mi · 3.1 mi
September 2027
- Sep 11, 2027 estimated dateCascade Express Marathon & Half Marathon📍 North Bend, WA26.2 mi · 13.1 mi
- Sep 11, 2027 estimated dateNational Chocolate Day Run - Seattle 📍 Seattle, WA13.1 mi · 6.2 mi · 3.1 mi
- Sep 12, 2027 estimated dateRace For A Soldier 12K & 5K, or Virtual Run📍 Gig Harbor, WA13.1 mi · 7.5 mi · 3.1 mi · 0 mi
- Sep 25, 2027 estimated dateColbert Autumn Classic Half Marathon & 4-Mile Loop📍 Colbert, WA13.1 mi · 4 mi
- Sep 25, 2027 estimated dateNational Singles Day Run - Seattle📍 Seattle, WA13.1 mi · 6.2 mi · 3.1 mi
October 2027
- Oct 2, 2027 estimated dateRun for the Gnomes Half Marathon & 5K📍 Maple Valley, WA13.1 mi · 3.1 mi
- Oct 10, 2027 estimated dateSpokane Marathon📍 Spokane, WA26.2 mi · 13.1 mi · 6.2 mi
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