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Half Marathons Found In Washington in Summer
View all ↓Half Marathons in Washington in Summer 2025
Find A Race is the US's favourite event listings site. Check out our list of Summer 2025 Half Marathons in Washington below.
Race Calendar: Half Marathons Found In Summer
Evergreen Half Marathon and 5 Mile
Snohomish, Washington
01 Jun 25
$59.30 - $69.90
Pacific Coast Running Festival
Long Beach, Washington
01 Jun 25
$23.60 - $99.20
Echo Valley
Chelan, Washington
07 Jun 25 - 08 Jun 25
Free - $118.29
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)
Port Angeles, Washington
07 Jun 25
$16.90 - $316.00
Three Lakes Triathlons and Kings Market San Juan Island Runs
Friday Harbor, Washington
13 Jun 25 - 14 Jun 25
$54.00 - $244.80
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (6-14-2025)
Olympia, Washington
14 Jun 25
$27.50 - $69.90
Bound for Boston Marathon & Half Marathon - Seattle
Olympia, Washington
15 Jun 25
$39.10 - $92.10
Super Marathon & Half Marathon
Snoqualmie Pass, Washington
21 Jun 25
$127.14 - $158.94
Jasper Mountain Trail Fest 2025
Dayton, Washington
21 Jun 25
$32.80 - $75.20
Snoqualmie Valley Half
Carnation, Washington
21 Jun 25
$51.51 - $84.81
Tiger Peak Challenge
Issaquah, Washington
28 Jun 25
Free - $110.73
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (7-12-2025)
Olympia, Washington
12 Jul 25
$27.50 - $69.90
Mount Rainier Half Marathon & Trail Events
Enumclaw, Washington
18 Jul 25 - 19 Jul 25
Free - $295.68
Jack & Jill Downhill Marathon, Half Marathon Washington
North Bend, Washington
26 Jul 25 - 27 Jul 25
$139.31 - $171.33
Craft Classic Seattle
Redmond, Washington
27 Jul 25
$42.33 - $89.13
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (8-9-2025)
Olympia, Washington
09 Aug 25
$27.50 - $69.90
Twilight at the Bay
University Place, Washington
16 Aug 25
$52.94 - $95.34
Iron Horse Half Marathon
North Bend, Washington
24 Aug 25
$54.57 - $88.05
Kings San Juan Island Marathon, Half Marathon and 10K
Friday Harbor, Washington
14 Jun 25
$54.00 - $96.40
Devil's Gulch
Wenatchee, Washington
12 Jul 25
Free
B & O Half Marathon and 10k
Orting, Washington
20 Jul 25
$63.54 - $95.34
Galloping Gertie
Gig Harbor, Washington
02 Aug 25
$52.94 - $95.34
Showing 1-22 of 22 results