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Half Marathons Found In Seattle, Washington
View all ↓Half Marathons in & near Seattle, Washington 2025 - 2026
The most comprehensive list of Half Marathons in and near Seattle, Washington in 2025 - 2026. Find your perfect race!
Race Calendar: Half Marathons Found In Seattle, Washington
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Medal Madness 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (26) 80
Spokane, Washington
27 Jun 26
$33.80 - $70.90
🚀Boosted
Poulsbo Half Marathon & 10k
Poulsbo, Washington
05 Oct 25
$86.97 - $113.97
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National Singles Day: Singles & Friends Running Club SEATTLE
Seattle, Washington
27 Sep 25
$32.80 - $52.94
Fidalgo Trail Run
Anacortes, Washington
27 Sep 25
Free - $110.73
Colbert Autumn Classic Half Marathon & 4-Mile Loop
Colbert, Washington
27 Sep 25
$32.80
National Coffee Day: Run for Coffee SEATTLE
Seattle, Washington
27 Sep 25
$32.80 - $52.94
Medal Madness 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (39) 60
Spokane, Washington
27 Sep 25
$33.80 - $70.90
Run for the Gnomes Half Marathon & 10K
Maple Valley, Washington
04 Oct 25
$54.00 - $91.10
Haunted 5K, 10K, & Half Marathon at Langus Riverfront Park, Everett, WA (40) 60
Everett, Washington
04 Oct 25
$33.80 - $70.90
Cheers to Oktoberfest Run 5K/10K/13.1 SEATTLE
Seattle, Washington
04 Oct 25
$32.80 - $52.94
Run for Donuts 5K/10K/13.1 SEATTLE
Seattle, Washington
04 Oct 25
$32.80 - $52.94
Poulsbo Half Marathon & 10k
Poulsbo, Washington
05 Oct 25
$86.97 - $113.97
Haunted 5K, 10K, 13.1 & 26.2 at Heritage Park, Olympia, WA (41) 80
Olympia, Washington
11 Oct 25
$33.80 - $97.40
Falla Walla Half Marathon, 10K & Heroes 5K Run
Walla Walla, Washington
11 Oct 25
$54.00 - $75.20
Haunted 5K, 10K, & 13.1 at McCollum Park, Everett, WA (41) 30
Everett, Washington
11 Oct 25
$33.80 - $70.90
Sun City Barry James Memorial 5K and Half Marathon
Yakima, Washington
12 Oct 25
$16.90 - $22.20
Girlfriends Run
Vancouver, Washington
12 Oct 25
Free - $102.44
The Spokane Marathon
Spokane, Washington
12 Oct 25 - 19 Oct 25
$22.20 - $144.10
The Salty Half and 10K too!
Seattle, Washington
18 Oct 25
$42.34
Haunted 5K, 10K, 13.1 & 26.2 at Lowell Riverfront Park, Everett, WA (42) 80
Everett, Washington
18 Oct 25
$33.80 - $97.40
Run Against Breast Cancer 5K/10K/13.1 SEATTLE
Seattle, Washington
18 Oct 25
$32.80 - $52.94
International Sloth Day Run 5K/10K/13.1 SEATTLE
Seattle, Washington
18 Oct 25
$32.80 - $52.94
Haunted 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (42) 60
Pasco, Washington
18 Oct 25
$33.80 - $70.90
Lake Washington Half Marathon
Kirkland, Washington
18 Oct 25
$56.73 - $102.09
Haunted 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (43) 80
Olympia, Washington
25 Oct 25
$33.80 - $70.90
Haunted 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (43) 60
Spokane, Washington
25 Oct 25
$33.80 - $70.90
Tri-Cities Marathon
Richland, Washington
26 Oct 25
$75.00 - $180.00
Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE
Seattle, Washington
01 Nov 25
$32.80 - $52.94
Gobbler 5K, 10K, 13.1 & 26.2 at Heritage Park, Olympia, WA (44) 150
Olympia, Washington
01 Nov 25
$33.80 - $97.40
Run SEATTLE "Emerald City" 5K/10K/13.1 FALL
Seattle, Washington
01 Nov 25
$32.80 - $52.94
Gobbler 5K, 10K, & Half Marathon at Langus Riverfront Park, Everett, WA (44) 80
Everett, Washington
01 Nov 25
$33.80 - $70.90
Gobbler 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (45) 80
Olympia, Washington
08 Nov 25
$33.80 - $70.90
Gobbler 5K, 10K, & 13.1 at McCollum Park, Everett, WA (45) 30
Everett, Washington
08 Nov 25
$33.80 - $70.90
Run the Bay
University Place, Washington
09 Nov 25
$76.26 - $118.66
Gobbler 5K, 10K, & Half Marathon at Lowell Riverfront Park, Everett, WA (46) 80
Everett, Washington
15 Nov 25
$33.80 - $70.90
Gobbler 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (46) 80
Pasco, Washington
15 Nov 25
$33.80 - $70.90
Gobbler 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (47) 80
Olympia, Washington
22 Nov 25
$33.80 - $70.90
Gobbler 5K, 10K, & Half Marathon at Liberty Park, Spokane, WA (47) 80
Spokane, Washington
22 Nov 25
$33.80 - $70.90
2025 Seattle Ghost Marathon, Half & 50K
Seattle, Washington
29 Nov 25
$133.50
Run for Coffee Lovers 5K/10K/13.1 SEATTLE
Seattle, Washington
29 Nov 25
$32.80 - $48.70
Thanksgiving Turkey Gobble Trot 5K/10K/13.1 SEATTLE
Seattle, Washington
29 Nov 25
$32.80 - $48.70
Medal Madness 5K, 10K, & Half Marathon at Langus Riverfront Park, Everett, WA (49) 80
Everett, Washington
06 Dec 25
$33.80 - $70.90
Showing 1-40 of 127 results
