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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

🚀Boosted

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

Olympia, Washington
19 Jul 25
$44.00 - $77.00
🚀Boosted

Luau 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (20) 60

Pasco, Washington
17 May 25
$27.75 - $70.15
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US 1M,5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) 80

Everett, Washington
05 Jul 25
$27.75 - $70.15

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

Washougal, Washington
05 Jul 25
$39.10 - $59.90

US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (28) 150

Olympia, Washington
12 Jul 25
$27.75 - $70.15

2025 Run Like the Wind -- Westport 5K, 10K and Half Marathon

Westport, Washington
13 Jul 25
$38.10 - $64.60

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
$44.00 - $77.00

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

B & O Half Marathon and 10k

Orting, Washington
20 Jul 25
$76.26 - $108.06

Christmas 5K/10K/Half Marathon in July - Richland

Richland, Washington
20 Jul 25
$39.10 - $59.90

Jack & Jill Downhill Marathon, Half Marathon Washington

North Bend, Washington
26 Jul 25 - 27 Jul 25
$150.46 - $182.26

US 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (30) 20

Spokane, Washington
26 Jul 25
$27.75 - $70.15

US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (30) 150

Olympia, Washington
26 Jul 25
$27.75 - $70.15

Craft Classic Seattle

Redmond, Washington
27 Jul 25
$54.57 - $102.09

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
$65.66 - $108.06

Ninja 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (31) 150

Olympia, Washington
02 Aug 25
$27.75 - $70.15

Ninja 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (32) 150

Olympia, Washington
09 Aug 25
$27.75 - $70.15

Race the Reserve Whidbey Island

Coupeville, Washington
09 Aug 25
$32.80 - $69.90

Twilight at the Bay

University Place, Washington
16 Aug 25
$65.66 - $108.06

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

Pasco, Washington
16 Aug 25
$27.75 - $70.15

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 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (34) 20

Spokane, Washington
23 Aug 25
$27.75 - $70.15

Tacoma Narrows Half Marathon / 5K

Tacoma, Washington
23 Aug 25
$49.20 - $91.60

Ninja 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (34) 150

Olympia, Washington
23 Aug 25
$27.75 - $70.15

Iron Horse Half Marathon

North Bend, Washington
24 Aug 25
$56.73 - $101.01

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (35)

Olympia, Washington
30 Aug 25
$27.75 - $70.15

Redmond Harvest Half Marathon

Redmond, Washington
01 Sep 25
$59.00

PeaceHealth Appletree Marathon

Vancouver, Washington
06 Sep 25
$52.76 - $542.00

Beat the Blerch

Carnation, Washington
06 Sep 25
$44.37 - $130.17

Cascade Express Marathon & Half Marathon

North Bend, Washington
06 Sep 25
$139.86 - $171.66

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (36)

Olympia, Washington
06 Sep 25
$27.75 - $70.15

GOAT Run

Port Angeles, Washington
06 Sep 25
$67.78 - $94.28

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

Everett, Washington
06 Sep 25
$27.75 - $70.15

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (37) 150

Olympia, Washington
13 Sep 25
$27.75 - $70.15

Skagit Flats Marathon, Half & 5k

Burlington, Washington
14 Sep 25
$32.80 - $80.50

Orca Half Marathon

Seattle, Washington
20 Sep 25 - 21 Sep 25
Free - $179.85

Anacortes Half Marathon & 5k

Anacortes, Washington
20 Sep 25
$28.56 - $56.12

RUN THE DAM 2025

Grand Coulee, Washington
20 Sep 25
$27.50 - $64.60

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (38) 80

Everett, Washington
20 Sep 25
$27.75 - $70.15
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