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Half Marathons Found In Seattle, Washington
View all ↓Half Marathons in & near Seattle, Washington 2026 - 2027
The most comprehensive list of Half Marathons in and near Seattle, Washington in 2026 - 2027. Find your perfect race!
Race Calendar: Half Marathons Found In Seattle, Washington
🚀Boosted
Run Juneteenth Day 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 20 Jun 26
$32.80 - $48.70
🚀Boosted
July 4th Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 04 Jul 26
$32.80 - $48.70
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Olympia Lakefair Races - Half Marathon, 8K & 3K
Olympia, Washington
Sat 18 Jul 26
$44.00 - $77.00
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Run for Coffee Lovers 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $48.70
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Three Lakes Triathlons and Kings Market San Juan Island Runs
Friday Harbor, Washington
Sun 15 Feb 26 - Sat 20 Jun 26
$59.30 - $244.80
San Juan Island Half
Friday Harbor, Washington
Sat 09 May 26
$18.37 - $133.41
Luau 5K, 10K, & 13.1M at Olympia, WA (19)
Olympia, Washington
Sat 09 May 26
$33.80 - $70.90
Luau 5K, 10K, & 13.1M at Everett, WA (19)
Everett, Washington
Sat 09 May 26
$33.80 - $70.90
Snohomish Women's Run
Everett, Washington
Sat 09 May 26
$48.70 - $110.18
Capital City Marathon
Olympia, Washington
Sat 16 May 26 - Sun 17 May 26
Free - $119.37
Soaring Eagle Trail Run
Sammamish, Washington
Sat 16 May 26
Free - $68.61
Luau 5K, 10K, & 13.1M at Everett, WA (20)
Everett, Washington
Sat 16 May 26
$33.80 - $70.90
Memorial Day Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 23 May 26
$32.80 - $64.60
Luau 5K, 10K, & 13.1M at Olympia, WA (21)
Olympia, Washington
Sat 23 May 26
$33.80 - $70.90
Run for Mental Health 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 23 May 26
$32.80 - $64.60
Spring - Mud Mountain Dam Marathon & Half Marathon
Enumclaw, Washington
Sat 30 May 26
$109.50 - $120.20
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)
Port Angeles, Washington
Sat 06 Jun 26 - Wed 29 Jul 26
$16.90 - $368.50
Run for Breast Cancer 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 06 Jun 26
$32.80 - $64.60
Medal Madness 5K, 10K, & 13.1M at Everett, WA (23)
Everett, Washington
Sat 06 Jun 26
$33.80 - $70.90
SuperHeroes Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 06 Jun 26
$32.80 - $64.60
The Great Ferry Race
Bainbridge Island, Washington
Sun 07 Jun 26
$107.49
Medal Madness 5K, 10K, & 13.1M at Olympia, WA (24)
Olympia, Washington
Sat 13 Jun 26
$33.80 - $70.90
Super Hyak Marathon and Half
North Bend, Washington
Sat 13 Jun 26
$148.34 - $182.26
Medal Madness 5K, 10K, & 13.1M at Everett, WA (24)
Everett, Washington
Sat 13 Jun 26
$33.80 - $70.90
Bound for Boston Marathon & Half Marathon - Seattle
Olympia, Washington
Sun 14 Jun 26
$49.10 - $102.70
Snoqualmie Valley Half
Carnation, Washington
Sat 20 Jun 26
$65.37 - $97.77
Sloth Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 20 Jun 26
$32.80 - $48.70
Tiger Peak Challenge
Issaquah, Washington
Sat 20 Jun 26
Free - $110.73
Run Juneteenth Day 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 20 Jun 26
$32.80 - $48.70
Medal Madness 5K, 10K, & 13.1M at Olympia, WA (26)
Olympia, Washington
Sat 27 Jun 26
$33.80 - $70.90
Run for Chocolate 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 04 Jul 26
$32.80 - $48.70
Eagle 5K, 10K, & 13.1M at Olympia, WA (27)
Olympia, Washington
Sat 04 Jul 26
$33.80 - $70.90
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
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
Jack & Jill Marathon & Half
North Bend, Washington
Sat 25 Jul 26 - Sun 26 Jul 26
$150.46 - $182.26
Run for Donuts 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $48.70
Eagle 5K, 10K, & 13.1M at Olympia, WA (30)
Olympia, Washington
Sat 25 Jul 26
$33.80 - $70.90
Run for Coffee Lovers 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $48.70
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
Showing 1-40 of 95 results
