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Half Marathons Found In Washington

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Half Marathons in Washington 2026 - 2027

The most comprehensive list of Half Marathons in and near Washington in 2026 - 2027. 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

Mount Rainier Trail Events

Enumclaw, Pierce
Fri 17 Jul 26 - Sat 18 Jul 26
$114.00 - $190.00
🚀Boosted

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

Olympia, Washington
Sat 18 Jul 26
$44.00 - $77.00
🚀Boosted

B & O Half Marathon and 10k

Orting, Washington
Sun 19 Jul 26
$76.26 - $108.06
🚀Boosted

Jack & Jill Marathon & Half

North Bend, Washington
Sat 25 Jul 26 - Sun 26 Jul 26
$150.46 - $182.26
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Run for Chocolate 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 04 Jul 26
$32.80 - $48.70

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

Seattle, Washington
Sat 04 Jul 26
$32.80 - $48.70

Eagle 5K, 10K, & 13.1M at Everett, WA (28)

Everett, Washington
Sat 11 Jul 26
$33.80 - $70.90

2026 Run Like the Wind -- Westport 5K, 10K and Half Marathon

Westport, Washington
Sun 12 Jul 26
$38.10 - $64.60

Mount Rainier Trail Events

Enumclaw, Pierce
Fri 17 Jul 26 - Sat 18 Jul 26
$114.00 - $190.00

Eagle 5K, 10K, 13.1M at, Pasco, WA (29)

Pasco, Washington
Sat 18 Jul 26
$33.80 - $70.90

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

Olympia, Washington
Sat 18 Jul 26
$44.00 - $77.00

B & O Half Marathon and 10k

Orting, Washington
Sun 19 Jul 26
$76.26 - $108.06

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

Richland, Washington
Sun 19 Jul 26
$39.10 - $59.90

Eagle 5K, 10K, & 13.1M at Camas, WA (30)

Camas, Washington
Sat 25 Jul 26
$33.80 - $70.90

Eagle 5K, 10K, & 13.1M at Olympia, WA (30)

Olympia, Washington
Sat 25 Jul 26
$33.80 - $70.90

Jack & Jill Marathon & Half

North Bend, Washington
Sat 25 Jul 26 - Sun 26 Jul 26
$150.46 - $182.26

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

Eagle 5K, 10K, & 13.1M, Spokane, WA, (30)

Spokane, Washington
Sat 25 Jul 26
$33.80 - $70.90

Galloping Gertie

Gig Harbor, Washington
Sat 01 Aug 26
$58.24 - $108.06
4.0

Craft Classic Seattle

Redmond, Washington
Sun 02 Aug 26
$52.53 - $98.85

Ninja 5K, 10K, & 13.1M at Everett, WA (32)

Everett, Washington
Sat 08 Aug 26
$33.80 - $70.90

Ninja 5K, 10K, & 13.1M at Olympia, WA (32)

Olympia, Washington
Sat 08 Aug 26
$33.80 - $70.90

Race the Reserve Whidbey Island

Coupeville, Washington
Sat 08 Aug 26
$32.80 - $69.90

Bagel Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 15 Aug 26
$32.80 - $48.70

Ninja 5K, 10K, 13.1M at Pasco, WA (33)

Pasco, Washington
Sat 15 Aug 26
$33.80 - $70.90

Twilight at the Bay

University Place, Washington
Sat 15 Aug 26
$41.28 - $83.68

Ninja 5K, 10K, & 13.1M at Camas, WA (34)

Camas, Washington
Sat 22 Aug 26
$33.80 - $70.90

Ninja 5K, 10K, & 13.1M at Olympia, WA (34)

Olympia, Washington
Sat 22 Aug 26
$33.80 - $70.90

Kirk-Wood Half Marathon

Kirkland, Washington
Sat 22 Aug 26
$91.10

Children of the Sun Half Marathon

Spokane, Washington
Sat 22 Aug 26
$31.74 - $42.34

Ninja 5K, 10K, & 13.1M at Spokane, WA (34)

Spokane, Washington
Sat 22 Aug 26
$33.80 - $70.90

Run to Breast Cancer 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 29 Aug 26
$32.80 - $48.70

Tacoma Narrows Half Marathon / 10K / 5K

Tacoma, Washington
Sat 29 Aug 26
$50.65 - $93.45

Sloth Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 29 Aug 26
$32.80 - $48.70

PeaceHealth Appletree Marathon

Vancouver, Washington
Sat 29 Aug 26
$54.92 - $141.32

Iron Horse Half Marathon

North Bend, Washington
Sun 30 Aug 26
$56.73 - $99.93

Redmond Harvest Half Marathon

Redmond, Washington
Mon 07 Sep 26
$59.00

Medal Madness 5K, 10K, & 13.1M at Everett, WA (37)

Everett, Washington
Sat 12 Sep 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (37)

Olympia, Washington
Sat 12 Sep 26
$33.80 - $70.90

Cascade Express Marathon & Half Marathon

North Bend, Washington
Sat 12 Sep 26
$150.46 - $182.26

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

Seattle, Washington
Sat 12 Sep 26
$32.80 - $48.70

Beat the Blerch

Carnation, Washington
Sat 12 Sep 26
$44.37 - $130.17

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 12 Sep 26
$32.80 - $48.70
Showing 41-80 of 137 results
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