Half Marathon Races in Washington
Find upcoming half marathon races in Washington — with dates, locations, and direct registration links.
111 upcoming half marathon races found in Washington
Upcoming Half Marathon Races in Washington
5K10K
Medal Madness 5K, 10K, & 13.1M at Everett, WA (23)
Jun 6, 2026
Everett, WA
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Half Marathon
Lake Wilderness Multisport Half Marathon
Jun 6, 2026
Maple Valley, WA
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5K10K
Lake Wilderness Run
Jun 6, 2026
Maple Valley, WA
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Half Marathon
Green River Marathon, Half Marathon & Relay
Jun 6, 2026
Kent, WA
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UltraHalf Marathon
Tiger Mountain Trail Run 50K, Half Marathon, 12K & 5K
Jun 6, 2026
Issaquah, WA
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5K10K
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)
Jun 6, 2026
Port Angeles, WA
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Half Marathon
Light at the End of the Tunnel Half Marathon
Jun 7, 2026
Snoqualmie Pass, WA
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Super HYAK MarathonSuper HYAK Half Marathon
Super Hyak Marathon and Half
Jun 13, 2026
North Bend, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Everett, WA (24)
Jun 13, 2026
Everett, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Olympia, WA (24)
Jun 13, 2026
Olympia, WA
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MarathonHalf marathon
Virtual Half Marathon - Individual Age group/open
Jun 14, 2026
Olympia, WA
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MarathonHalf Marathon
Bound for Boston Marathon & Half Marathon - Seattle
Jun 14, 2026
Olympia, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Everett, WA (25)
Jun 20, 2026
Everett, WA
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Half marathon
Newcastle Beach Half 13.1, 10k, 5k
Jun 20, 2026
Bellevue, WA
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Half marathon
Newcastle Beach Half 13.1 - Newcastle Beach 5k
Jun 20, 2026
Bellevue, WA
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UltraHalf Marathon
Tiger Peak Challenge 50K, Half Marathon & 5M
Jun 20, 2026
Issaquah, WA
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Half marathon
Newcastle Beach Half 13.1 - Newcastle Beach Half 13.1
Jun 20, 2026
Bellevue, WA
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Jasper Mountain Trails, 4-Person Relay (52.4 miles)Jasper Mountain Trails, Half Marathon
Jasper Mountain Trail Fest 2026
Jun 20, 2026
Dayton, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Pasco, WA (25)
Jun 20, 2026
Pasco, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Olympia, WA (26)
Jun 27, 2026
Olympia, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Spokane, WA (26)
Jun 27, 2026
Spokane, WA
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5K10K
Medal Madness 5K, 10K, & 13.1M at Camas, WA (26)
Jun 27, 2026
Camas, WA
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Half Marathon10K
Seattle Marathon: Summer Events Half Marathon, 10K & 5K
Jun 27, 2026
Seattle, WA
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5K10K
Eagle 5K, 10K, & 13.1M at Olympia, WA (27)
Jul 4, 2026
Olympia, WA
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5K10K
Eagle 5K, 10K & 13.1M Everett, WA (27)
Jul 4, 2026
Everett, WA
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5K10K
Christmas 5K/10K/Half Marathon in July - Portland (Washougal)
Jul 4, 2026
Washougal, WA
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5K10K
Eagle 5K, 10K, & 13.1M at Everett, WA (28)
Jul 11, 2026
Everett, WA
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Half Marathon
Devil’s Gulch 50M & Half Marathon
Jul 11, 2026
Wenatchee, WA
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5K Run/Walk10K Run
2026 Run Like the Wind -- Westport 5K, 10K and Half Marathon
Jul 12, 2026
Westport, WA
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5K10K
Eagle 5K, 10K, & 13.1M at Everett, WA (29)
Jul 18, 2026
Everett, WA
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