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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
🚀Boosted
US 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (30) 150
Olympia, Washington
26 Jul 25
$33.05 - $70.15
🚀Boosted
US 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (29) 80
Everett, Washington
19 Jul 25
$27.75 - $70.15
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SuperHeroes Run 5K/10K/13.1 SEATTLE
Seattle, Washington
05 Jul 25
$32.80 - $52.94
US 1M, 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (27) 80
Olympia, Washington
05 Jul 25
$27.75 - $70.15
Christmas 5K/10K/Half Marathon in July - Portland (Washougal)
Washougal, Washington
05 Jul 25
$39.10 - $62.55
US 1M,5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) 80
Everett, Washington
05 Jul 25
$27.75 - $70.15
July 4th Freedom Run 5K/10K/13.1 SEATTLE
Seattle, Washington
05 Jul 25
$32.80 - $52.94
US 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (28) 150
Olympia, Washington
12 Jul 25
$33.05 - $70.15
2025 Run Like the Wind -- Westport 5K, 10K and Half Marathon
Westport, Washington
13 Jul 25
$48.70 - $96.40
Mount Rainier Half Marathon & Trail Events
Enumclaw, Washington
18 Jul 25 - 19 Jul 25
Free - $373.75
Olympia Lakefair Races - Half Marathon, 8K & 3K
Olympia, Washington
19 Jul 25
$49.50 - $88.00
US 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (29) 80
Pasco, Washington
19 Jul 25
$27.75 - $70.15
US 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (29) 80
Everett, Washington
19 Jul 25
$27.75 - $70.15
Christmas 5K/10K/Half Marathon in July - Richland
Richland, Washington
20 Jul 25
$39.10 - $59.90
B & O Half Marathon and 10k
Orting, Washington
20 Jul 25
$86.86 - $118.66
US 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (30) 60
Spokane, Washington
26 Jul 25
$33.05 - $70.15
US 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (30) 150
Olympia, Washington
26 Jul 25
$33.05 - $70.15
Jack & Jill Downhill Marathon, Half Marathon Washington
North Bend, Washington
26 Jul 25 - 27 Jul 25
$150.46 - $368.50
Craft Classic Seattle
Redmond, Washington
27 Jul 25
$65.37 - $112.89
Ninja 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (31) 150
Olympia, Washington
02 Aug 25
$33.05 - $70.15
Run for Coffee Lovers 5K/10K/13.1 SEATTLE
Seattle, Washington
02 Aug 25
$32.80 - $52.94
Singles & Friends Running Club 5K/10K/13.1 SEATTLE
Seattle, Washington
02 Aug 25
$32.80 - $52.94
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (31) 80
Everett, Washington
02 Aug 25
$27.75 - $70.15
Galloping Gertie
Gig Harbor, Washington
02 Aug 25
$76.26 - $118.66
Ninja 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (32) 150
Olympia, Washington
09 Aug 25
$33.05 - $70.15
Race the Reserve Whidbey Island
Coupeville, Washington
09 Aug 25
$38.10 - $80.50
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (33) 30
Pasco, Washington
16 Aug 25
$27.75 - $70.15
Run for Mental Health 5K/10K/13.1 SEATTLE
Seattle, Washington
16 Aug 25
$32.80 - $48.70
The Cookie Dash Run 5K/10K/13.1 SEATTLE
Seattle, Washington
16 Aug 25
$32.80 - $48.70
Twilight at the Bay
University Place, Washington
16 Aug 25
$76.26 - $118.66
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (33) 80
Everett, Washington
16 Aug 25
$27.75 - $70.15
Ninja 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (34) 150
Olympia, Washington
23 Aug 25
$33.05 - $70.15
Ninja 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (34) 20
Spokane, Washington
23 Aug 25
$33.05 - $70.15
Tacoma Narrows Half Marathon / 5K
Tacoma, Washington
23 Aug 25
$59.80 - $123.40
Iron Horse Half Marathon
North Bend, Washington
24 Aug 25
$56.73 - $106.41
Medal Madness 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (35)
Olympia, Washington
30 Aug 25
$33.05 - $70.15
Labor Day Run 5K/10K/13.1 SEATTLE
Seattle, Washington
30 Aug 25
$32.80 - $52.94
Sunrise Marathon 5K/10K/13.1 SEATTLE
Seattle, Washington
30 Aug 25
$32.80 - $52.94
Devil's Gulch
Wenatchee, Washington
12 Jul 25
Free
Showing 1-37 of 37 results
