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Half Marathons Found In Washington in May

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Half Marathons in Washington in May 2025

Find A Race is the US's favourite event listings site. Check out our list of May 2025 Half Marathons in Washington below.

Race Calendar: Half Marathons Found In May

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Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (22) 150

Olympia, Washington
31 May 25
$27.75 - $70.15
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Luau 1M, 5K, 10K, 15K, & Half Marathon at Sarg Hubbard Park, Yakima, WA (5-3-2025)

Yakima, Washington
03 May 25
$27.50 - $69.90
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Luau 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (18) 150

Everett, Washington
03 May 25
$27.75 - $70.15

Luau 1M, 5K, 10K, 15K, & Half Marathon at Sarg Hubbard Park, Yakima, WA (5-3-2025)

Yakima, Washington
03 May 25
$27.50 - $69.90

Never Say Never Half Marathon & 10K

Tieton, Washington
03 May 25
$96.40 - $122.90

Tacoma City Marathon / Half / Ghost / 5K / 10K

Tacoma, Washington
03 May 25 - 04 May 25
$70.40 - $342.75

Kirkland Half Marathon & 5K

Kirkland, Washington
04 May 25
$15.31 - $103.17

Snohomish Women's Run

Everett, Washington
10 May 25
$65.66 - $108.06

Luau 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (19) 150

Olympia, Washington
10 May 25
$27.75 - $70.15

San Juan Island Half

Friday Harbor, Washington
10 May 25
$18.37 - $124.77

Luau 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (20) 30

Pasco, Washington
17 May 25
$27.75 - $70.15

Luau 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (20) 80

Everett, Washington
17 May 25
$27.75 - $70.15

Reflection Run

Washougal, Washington
18 May 25
$56.00 - $112.16

Windermere Marathon, Half, 10K, & 5K

Spokane, Washington
18 May 25
$22.20 - $138.80

Capital City Marathon

Olympia, Washington
18 May 25
Free - $92.37

Luau 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (21) 20

Spokane, Washington
24 May 25
$27.75 - $70.15

Soaring Eagle Trail Run

Sammamish, Washington
31 May 25
Free - $74.01

Big River Race

Pasco, Washington
31 May 25
Free - $64.60

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (22) 150

Olympia, Washington
31 May 25
$27.75 - $70.15

Pacific Coast Running Festival

Long Beach, Washington
31 May 25
$25.76 - $112.16

Capital City Marathon/Half Marathon Training Group 2025

Olympia, Washington
11 Jan 25 - 18 May 25
$80.50
Showing 1-19 of 19 results