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Half Marathons Found In Washington in Summer
View all ↓Half Marathons in Washington in Summer 2026
Find A Race is the US's favourite event listings site. Check out our list of Summer 2026 Half Marathons in Washington below.
Race Calendar: Half Marathons Found In Summer
πBoosted
Jack & Jill Downhill Marathon, Half Marathon Washington
North Bend, Washington
Sat 25 Jul 26 - Sun 26 Jul 26
$137.74 - $169.54
πBoosted
Iron Horse Half Marathon
North Bend, Washington
Sun 30 Aug 26
$56.73 - $89.13
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SuperHeroes Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 06 Jun 26
$32.80 - $48.70
Medal Madness 5K, 10K, & Half Marathon at Langus Riverfront Park, Everett, WA (23) 80
Everett, Washington
Sat 06 Jun 26
$33.80 - $70.90
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)
Port Angeles, Washington
Sat 06 Jun 26 - Wed 29 Jul 26
$16.90 - $316.00
Run for Breast Cancer 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 06 Jun 26
$32.80 - $48.70
The Great Ferry Race
Bainbridge Island, Washington
Sun 07 Jun 26
$85.89
Medal Madness 5K, 10K, & Half Marathon at McCollum Park, Everett, WA (24S40)
Everett, Washington
Sat 13 Jun 26
$33.80 - $70.90
Medal Madness 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (24) 80
Olympia, Washington
Sat 13 Jun 26
$33.80 - $70.90
Medal Madness 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (25) 80
Pasco, Washington
Sat 20 Jun 26
$33.80 - $70.90
Jasper Mountain Trail Fest 2026
Dayton, Washington
Sat 20 Jun 26
$22.20 - $54.00
Medal Madness 5K, 10K, & Half Marathon at Lowell Riverfront Park, Everett, WA (25) 80
Everett, Washington
Sat 20 Jun 26
$33.80 - $70.90
Jasper Mountain Trail Fest 2026
Dayton, Washington
Sat 20 Jun 26
$22.20 - $54.00
Sloth Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 20 Jun 26
$32.80 - $48.70
Medal Madness 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (26) 80
Spokane, Washington
Sat 27 Jun 26
$33.80 - $70.90
Medal Madness 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (26) 80
Olympia, Washington
Sat 27 Jun 26
$33.80 - $70.90
Snoqualmie Valley Half
Carnation, Washington
Sat 27 Jun 26
$49.47 - $81.57
Eagle 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (27) 80
Olympia, Washington
Sat 04 Jul 26
$33.80 - $70.90
Run for Chocolate 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 04 Jul 26
$32.80 - $48.70
Jack & Jill Downhill Marathon, Half Marathon Washington
North Bend, Washington
Sat 25 Jul 26 - Sun 26 Jul 26
$137.74 - $169.54
Eagle 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (30) 80
Olympia, Washington
Sat 25 Jul 26
$33.80 - $70.90
Run for Coffee Lovers 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $48.70
Run for Donuts 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $48.70
Craft Classic Seattle
Redmond, Washington
Sun 26 Jul 26
$37.23 - $85.89
Ninja 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (32) 80
Olympia, Washington
Sat 08 Aug 26
$33.80 - $70.90
Ninja 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (34) 80
Olympia, Washington
Sat 22 Aug 26
$33.80 - $70.90
Iron Horse Half Marathon
North Bend, Washington
Sun 30 Aug 26
$56.73 - $89.13
Showing 1-25 of 25 results