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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

Run the Bay

University Place, Washington
Sun 08 Nov 26
$56.12 - $100.64
5.0
🚀Boosted

Coffee Lovers Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 28 Nov 26
$32.80 - $48.70
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Pacific Coast Running Festival

Long Beach, Washington
Sat 26 Sep 26
$25.76 - $117.56

Oktoberfest Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 26 Sep 26
$32.80 - $69.90

Medal Madness 5K, 10K & 13.1M at Camas, WA (39)

Camas, Washington
Sat 26 Sep 26
$33.80 - $70.90

Medal Madness 5K, 10K, & 13.1M at Spokane, WA (39)

Spokane, Washington
Sat 26 Sep 26
$33.80 - $70.90

Colbert Autumn Classic Half Marathon & 4-Mile Loop

Colbert, Washington
Sat 26 Sep 26
$27.50 - $54.00

Fidalgo Trail Run

Anacortes, Washington
Sat 26 Sep 26
Free - $99.93

Run for the Gnomes Half Marathon & 5K

Maple Valley, Washington
Sat 03 Oct 26
$47.64 - $101.70

Falla Walla Half Marathon, 10K & Heroes 5K Run

Walla Walla, Washington
Sat 03 Oct 26
$43.40 - $85.80

Poulsbo Half Marathon & 10k

Poulsbo, Washington
Sun 04 Oct 26
$84.81 - $113.97

Cookie Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 10 Oct 26
$32.80 - $54.00

Coffee Lovers Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 10 Oct 26
$32.80 - $54.00

Haunted 5K, 10K & 13.1M at Camas, WA (41)

Camas, Washington
Sat 10 Oct 26
$33.80 - $70.90

Haunted 5K, 10K, & 13.1M at Everett WA (41)

Everett, Washington
Sat 10 Oct 26
$33.80 - $70.90

Haunted 5K, 10K & 13.1M at Olympia, WA (41)

Olympia, Washington
Sat 10 Oct 26
$33.80 - $70.90

2026 The Snohomish River Run Marathon, Half Marathon, 10K and 5K

Snohomish, Washington
Sun 11 Oct 26
$59.30 - $122.90

The Spokane Marathon

Spokane, Washington
Sun 11 Oct 26
Free - $160.00

Haunted 5K, 10K, 13.1M at Vancouver, WA (42)

Vancouver, Washington
Sat 17 Oct 26
$33.80 - $70.90

Lake Washington Half Marathon

Kirkland, Washington
Sat 17 Oct 26
$56.73 - $101.01

Haunted 5K, 10K, & 13.1M at Pasco, WA (42)

Pasco, Washington
Sat 17 Oct 26
$33.80 - $70.90

Haunted 5K, 10K & 13.1M at Everett, WA (42)

Everett, Washington
Sat 17 Oct 26
$33.80 - $70.90

The Salty Half and 10K too!

Seattle, Washington
Sat 17 Oct 26
$42.34

Girlfriends Run

Vancouver, Washington
Sun 18 Oct 26
Free - $108.92

Haunted 5K, 10K, & 13.1M at Spokane, WA (43)

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

Haunted 5K, 10K & 13.1M at Camas, WA (43)

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

Haunted 5K, 10K, & 13.1M at Olympia, WA (43)

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

Tri-Cities Marathon

Richland, Washington
Sun 25 Oct 26
$25.00 - $180.00

PB&J Fuel Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 31 Oct 26
$32.80 - $54.00

Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 31 Oct 26
$32.80 - $54.00

Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44)

Vancouver, Washington
Sat 31 Oct 26
$33.80 - $70.90

Gobbler 5K, 10K, & 13.1M at Everett, WA (45)

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

Run the Bay

University Place, Washington
Sun 08 Nov 26
$56.12 - $100.64
5.0

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

Seattle, Washington
Sat 14 Nov 26
$32.80 - $48.70

Gobbler 5K, 10K, & 13.1M at Camas, WA (46)

Camas, Washington
Sat 14 Nov 26
$33.80 - $70.90

Veterans Day Freedom Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 14 Nov 26
$32.80 - $48.70

Gobbler 5K, 10K, & 13.1M at Everett, WA (46)

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

Gobbler 5K, 10K & 13.1M at Olympia, WA (46)

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

Gobbler 5K, 10K, 13.1M at Pasco, WA (47)

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

Gobbler 5K, 10K, & 13.1M at Everett, WA (47)

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

Gobbler 5K, 10K, 13.1M at Vancouver, WA (47)

Vancouver, Washington
Sat 21 Nov 26
$33.80 - $70.90

Gobbler 5K, 10K, & 13.1M, Spokane, WA (48)

Spokane, Washington
Sat 28 Nov 26
$33.80 - $70.90
Showing 1-40 of 106 results
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