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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
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National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 12 Sep 26
$32.80 - $48.70
🚀Boosted
Oktoberfest Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 26 Sep 26
$32.80 - $48.70
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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 Everett, WA (29)
Everett, Washington
Sat 18 Jul 26
$33.80 - $70.90
Olympia Lakefair Races - Half Marathon, 8K & 3K
Olympia, Washington
Sat 18 Jul 26
$49.50 - $88.00
B & O Half Marathon and 10k
Orting, Washington
Sun 19 Jul 26
$86.86 - $118.66
Run for Coffee Lovers 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $69.90
Run for Donuts 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 25 Jul 26
$32.80 - $69.90
Jack & Jill Marathon & Half
North Bend, Washington
Sat 25 Jul 26 - Sun 26 Jul 26
$150.46 - $182.26
Eagle 5K, 10K, & 13.1M at Olympia, WA (30)
Olympia, Washington
Sat 25 Jul 26
$33.80 - $70.90
Galloping Gertie
Gig Harbor, Washington
Sat 01 Aug 26
$58.24 - $108.06
4.0
Ninja 5K, 10K & 13.1M at Everett, WA (31)
Everett, Washington
Sat 01 Aug 26
$33.80 - $70.90
Craft Classic Seattle
Redmond, Washington
Sun 02 Aug 26
$63.21 - $107.49
Race the Reserve Whidbey Island
Coupeville, Washington
Sat 08 Aug 26
$32.80 - $69.90
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
Twilight at the Bay
University Place, Washington
Sat 15 Aug 26
$51.88 - $94.28
Ninja 5K, 10K & 13.1M at Everett, WA (33)
Everett, Washington
Sat 15 Aug 26
$33.80 - $70.90
Run for PB& J 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 15 Aug 26
$32.80 - $54.00
Bagel Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 15 Aug 26
$32.80 - $54.00
2026 Kirk-Wood Half Marathon
Kirkland, Washington
Sat 22 Aug 26
$96.40
Ninja 5K, 10K, & 13.1M at Olympia, WA (34)
Olympia, Washington
Sat 22 Aug 26
$33.80 - $70.90
Sloth Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 29 Aug 26
$32.80 - $54.00
Tacoma Narrows Half Marathon / 10K / 5K
Tacoma, Washington
Sat 29 Aug 26
$61.35 - $114.85
Run for Breast Cancer 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 29 Aug 26
$32.80 - $54.00
Iron Horse Half Marathon
North Bend, Washington
Sun 30 Aug 26
$56.73 - $110.73
Medal Madness 5K, 10K, 13.1M & 26.2M at Everett, WA (36)
Everett, Washington
Sat 05 Sep 26
$33.80 - $102.70
Redmond Harvest Half Marathon
Redmond, Washington
Mon 07 Sep 26
$59.00
Cascade Express Marathon & Half Marathon
North Bend, Washington
Sat 12 Sep 26
$150.46 - $182.26
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
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
Run for Mental Health 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 12 Sep 26
$32.80 - $48.70
16th Annual Race For A Soldier Half Marathon, 10K & 5K, Virtual Run, and Kids Run
Gig Harbor, Washington
Sun 13 Sep 26
$17.37 - $91.43
Skagit Flats Marathon, Half & 5k
Burlington, Washington
Sun 13 Sep 26
$32.80 - $85.80
Fall - Mud Mountain Dam Marathon & Half Marathon
Enumclaw, Washington
Sat 19 Sep 26
$98.80 - $109.50
Medal Madness 5K, 10K & 13.1M at Everett, WA (38)
Everett, Washington
Sat 19 Sep 26
$33.80 - $70.90
Anacortes Half Marathon & 5k
Anacortes, Washington
Sat 19 Sep 26
$34.92 - $64.07
5.0
The Brooks Orca Half Marathon presented by REI
Seattle, Washington
Sat 19 Sep 26 - Sun 20 Sep 26
$65.37 - $189.57
Showing 1-40 of 84 results
