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Half Marathons Found In Washington

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Half Marathons in Washington 2025 - 2026

The most comprehensive list of Half Marathons in and near Washington in 2025 - 2026. Find your perfect race!

If you're exploring half marathon races in nearby states, take a look at our range of:

Start your adventure with findarace, your one-stop destination for the most comprehensive list of runs, swims, and cycles across the US.


Race Calendar: Half Marathons Found In Washington

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Olympia Lakefair Races - Half Marathon, 8K & 3K

Olympia, Washington
19 Jul 25
$49.50 - $88.00
🚀Boosted

PeaceHealth Appletree Marathon

Vancouver, Washington
06 Sep 25
$56.00 - $542.00
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Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (26) 80

Spokane, Washington
28 Jun 25
$27.75 - $70.15

Tiger Peak Challenge

Issaquah, Washington
28 Jun 25
Free - $121.53

July 4th Freedom Run 5K/10K/13.1 SEATTLE

Seattle, Washington
05 Jul 25
$32.80 - $52.94

Christmas 5K/10K/Half Marathon in July - Portland (Washougal)

Washougal, Washington
05 Jul 25
$39.10 - $59.90

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

US 1M,5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) 80

Everett, Washington
05 Jul 25
$27.75 - $70.15

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

US 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (29) 30

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

Olympia Lakefair Races - Half Marathon, 8K & 3K

Olympia, Washington
19 Jul 25
$49.50 - $88.00

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

Jack & Jill Downhill Marathon, Half Marathon Washington

North Bend, Washington
26 Jul 25 - 27 Jul 25
$150.46 - $368.50

US 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (30) 20

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

Craft Classic Seattle

Redmond, Washington
27 Jul 25
$65.37 - $112.89

Run for Coffee Lovers 5K/10K/13.1 SEATTLE

Seattle, Washington
02 Aug 25
$32.80 - $48.70

Singles & Friends Running Club 5K/10K/13.1 SEATTLE

Seattle, Washington
02 Aug 25
$32.80 - $48.70

Ninja 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (31) 150

Olympia, Washington
02 Aug 25
$33.05 - $70.15

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

Run for Mental Health 5K/10K/13.1 SEATTLE

Seattle, Washington
16 Aug 25
$32.80 - $48.70

Ninja 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (33) 80

Everett, Washington
16 Aug 25
$27.75 - $70.15

Twilight at the Bay

University Place, Washington
16 Aug 25
$76.26 - $118.66

The Cookie Dash Run 5K/10K/13.1 SEATTLE

Seattle, Washington
16 Aug 25
$32.80 - $48.70

Ninja 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (33) 30

Pasco, Washington
16 Aug 25
$27.75 - $70.15

Tacoma Narrows Half Marathon / 5K

Tacoma, Washington
23 Aug 25
$59.80 - $123.40

Ninja 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (34) 20

Spokane, Washington
23 Aug 25
$33.05 - $70.15

Ninja 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (34) 150

Olympia, Washington
23 Aug 25
$33.05 - $70.15

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 - $48.70

Sunrise Marathon 5K/10K/13.1 SEATTLE

Seattle, Washington
30 Aug 25
$32.80 - $48.70

Redmond Harvest Half Marathon

Redmond, Washington
01 Sep 25
$59.00

Beat the Blerch

Carnation, Washington
06 Sep 25
$44.37 - $130.17
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