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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

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

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

Anacortes Half Marathon & 5k

Anacortes, Washington
Sat 19 Sep 26
$34.92 - $58.24
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Medal Madness 5K, 10K, & 13.1M, Camas, WA (04)

Camas, Washington
Sat 24 Jan 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M, Spokane, WA (04)

Spokane, Washington
Sat 24 Jan 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M, Olympia, WA (04)

Olympia, Washington
Sat 24 Jan 26
$33.80 - $70.90

Richland RunFest 2026

Richland, Washington
Fri 06 Feb 26 - Fri 06 Mar 26
$32.80 - $75.20

Lunar New Year Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 07 Feb 26
$32.80 - $64.60

Lunar New Year Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 07 Feb 26
$32.80 - $48.70

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

Seattle, Washington
Sat 07 Feb 26
$32.80 - $64.60

Viking 5K, 10K, & 13.1M at Everett, WA (06)

Everett, Washington
Sat 07 Feb 26
$33.80 - $70.90

My Better Half Marathon

Seattle, Washington
Sun 08 Feb 26
$63.21 - $98.85

Valentines Live, Love, RUN 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 14 Feb 26
$32.80 - $64.60

Viking 5K, 10K, & 13.1M at Everett, WA (07)

Everett, Washington
Sat 14 Feb 26
$33.80 - $70.90

Woolley Trail Runs

Sedro Woolley, Washington
Sat 14 Feb 26
$69.90

Viking 5K, 10K, & 13.1M at Olympia, WA (06)

Olympia, Washington
Sat 14 Feb 26
$33.80 - $70.90

Run for Chocolate 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 14 Feb 26
$32.80 - $64.60

Three Lakes Triathlons and Kings Market San Juan Island Runs

Friday Harbor, Washington
Sun 15 Feb 26 - Sat 20 Jun 26
$54.00 - $244.80

Viking 5K, 10K, & 13.1M at Everett, WA (08)

Everett, Washington
Sat 21 Feb 26
$33.80 - $70.90

Viking 5K, 10K, & 13.1M at Pasco, WA (08) 80

Pasco, Washington
Sat 21 Feb 26
$33.80 - $70.90

Vancouver Lake Half Marathon & 4 Mile Run

Vancouver, Washington
Sun 22 Feb 26
$27.50 - $43.40

Viking 5K, 10K, & 13.1M at Camas, WA (09)

Camas, Washington
Sat 28 Feb 26
$33.80 - $70.90

Rock Solid Marathon, Half Marathon

Coupeville, Washington
Sat 28 Feb 26
$101.70 - $133.50

Viking 5K, 10K, & 13.1M at Spokane, WA (09)

Spokane, Washington
Sat 28 Feb 26
$33.80 - $70.90

Viking 5K, 10K, & 13.1M at Olympia, WA (09)

Olympia, Washington
Sat 28 Feb 26
$33.80 - $70.90

Brooks Lake Sammamish Half Marathon presented by REI

Redmond, Washington
Sat 07 Mar 26
$56.73 - $101.01

Medal Madness 5K, 10K, 13.1M, & 26.2M at Everett, WA (10)

Everett, Washington
Sat 07 Mar 26
$33.80 - $97.40

SuperHeroes Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 07 Mar 26
$32.80 - $48.70

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

Seattle, Washington
Sat 07 Mar 26
$32.80 - $48.70

St. Paddy's Day Lucky Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 14 Mar 26
$32.80 - $64.60

Medal Madness 5K, 10K, & 13.1M at Everett, WA (11)

Everett, Washington
Sat 14 Mar 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (11)

Olympia, Washington
Sat 14 Mar 26
$33.80 - $70.90

St. Paddy's Day Run Tacoma

Tacoma, Washington
Sat 14 Mar 26
$72.05 - $114.85

Run The Green

Kent, Washington
Sat 14 Mar 26
$56.73 - $83.73

Sloth Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 14 Mar 26
$32.80 - $64.60

Shamrock Shuffle

Spokane, Washington
Sun 15 Mar 26
Free - $117.60

Medal Madness 5K, 10K, 13.1, & 26.2 at Everett, WA (12)

Everett, Washington
Sat 21 Mar 26
$33.80 - $97.40

Medal Madness 5K, 10K, 13.1, & 26.2 at Pasco, WA (12)

Pasco, Washington
Sat 21 Mar 26
$33.80 - $97.40

Dash Point Trail Run

Federal Way, Washington
Sat 21 Mar 26
Free - $78.33

Yakima River Canyon Marathon and Half-Marathon

Yakima, Washington
Sat 28 Mar 26
$85.00

Medal Madness 5K, 10K, & 13.1M at Spokane, WA (13)

Spokane, Washington
Sat 28 Mar 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (13)

Olympia, Washington
Sat 28 Mar 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M at Camas, WA (13)

Camas, Washington
Sat 28 Mar 26
$33.80 - $70.90
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