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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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Olympia Lakefair Races - Half Marathon, 8K & 3K
Olympia, Washington
Sat 18 Jul 26
$49.50 - $88.00
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B & O Half Marathon and 10k
Orting, Washington
Sun 19 Jul 26
$86.86 - $118.66
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Run for PB& J 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 15 Aug 26
$32.80 - $48.70
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Sloth Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 29 Aug 26
$32.80 - $48.70
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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
$38.10 - $85.80
Anacortes Half Marathon & 5k
Anacortes, Washington
Sat 19 Sep 26
$34.92 - $64.07
5.0
Fall - Mud Mountain Dam Marathon & Half Marathon
Enumclaw, Washington
Sat 19 Sep 26
$98.80 - $109.50
The Brooks Orca Half Marathon presented by REI
Seattle, Washington
Sat 19 Sep 26 - Sun 20 Sep 26
$65.37 - $189.57
Quilcene Oyster Races
Quilcene, Washington
Sun 20 Sep 26
Free - $59.30
Bellingham Bay Marathon
Bellingham, Washington
Sun 20 Sep 26
$39.96 - $237.24
Oktoberfest Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 26 Sep 26
$32.80 - $48.70
Run for Donuts 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 26 Sep 26
$32.80 - $48.70
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
$34.92 - $85.80
Poulsbo Half Marathon & 10k
Poulsbo, Washington
Sun 04 Oct 26
$63.21 - $92.37
Bagel Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 10 Oct 26
$32.80 - $48.70
Haunted 5K, 10K & 13.1M at Olympia, WA (41)
Olympia, Washington
Sat 10 Oct 26
$33.80 - $70.90
Coffee Lovers Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 10 Oct 26
$32.80 - $48.70
Haunted 5K, 10K, & 13.1M at Everett WA (41)
Everett, 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
$54.00 - $112.30
Lake Washington Half Marathon
Kirkland, Washington
Sat 17 Oct 26
$56.73 - $95.61
Haunted 5K, 10K, & 13.1M at Olympia, WA (43)
Olympia, Washington
Sat 24 Oct 26
$33.80 - $70.90
Run the Bay
University Place, Washington
Sun 08 Nov 26
$46.58 - $88.98
5.0
Gobbler 5K, 10K & 13.1M at Olympia, WA (46)
Olympia, Washington
Sat 14 Nov 26
$33.80 - $70.90
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 Everett, WA (46)
Everett, 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 Olympia, WA (48)
Olympia, Washington
Sat 28 Nov 26
$33.80 - $70.90
Coffee Lovers Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 28 Nov 26
$32.80 - $48.70
2026 Seattle Ghost Marathon, Half & 50K
Seattle, Washington
Sat 28 Nov 26
$128.20
Thanksgiving Gobble Trot Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 28 Nov 26
$32.80 - $48.70
Sunrise Marathon 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 12 Dec 26
$32.80 - $48.70
Holiday 5K, 10K, & 13.1M at Everett, WA (50)
Everett, Washington
Sat 12 Dec 26
$33.80 - $70.90
Run for Breast Cancer 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 12 Dec 26
$32.80 - $48.70
Santa Runs Tacoma
Tacoma, Washington
Sat 12 Dec 26
$39.95 - $77.40
Holiday 5K, 10K, & 13.1M at Olympia, WA (50)
Olympia, Washington
Sat 12 Dec 26
$33.80 - $70.90
New Year's Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 26 Dec 26
$32.80 - $48.70
A Merry Christmas Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 26 Dec 26
$32.80 - $48.70
Last Chance Marathon and Half Marathon
Bellingham, Washington
Thu 31 Dec 26
$64.60
Woolley Trail Runs
Sedro Woolley, Washington
Sat 13 Feb 27
$69.90
Brooks Lake Sammamish Half Marathon presented by REI
Redmond, Washington
Sat 06 Mar 27 - Sun 07 Mar 27
$54.57
2027 Mill Town Half Marathon, 10K and 5K
Everett, Washington
Sat 27 Mar 27
$48.70 - $80.50
Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K
Tacoma, Washington
Sat 01 May 27 - Sun 02 May 27
$13.20 - $232.55
Showing 41-80 of 83 results
