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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
🚀Boosted
Memorial Day Freedom Run 5K/10K/13.1 SEATTLE
Seattle, Washington
24 May 25
$32.80 - $52.94
🚀Boosted
Run for Donuts 5K/10K/13.1 SEATTLE
Seattle, Washington
14 Jun 25
$32.80 - $52.94
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July 4th Freedom Run 5K/10K/13.1 SEATTLE
Seattle, Washington
05 Jul 25
$32.80 - $48.70
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Olympia Lakefair Races - Half Marathon, 8K & 3K
Olympia, Washington
19 Jul 25
$44.00 - $77.00
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Luau 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (20) 80
Everett, Washington
17 May 25
$27.75 - $70.15
Luau 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (20) 60
Pasco, Washington
17 May 25
$27.75 - $70.15
Capital City Marathon
Olympia, Washington
17 May 25 - 18 May 25
Free - $130.17
Reflection Run
Washougal, Washington
18 May 25
$56.00 - $117.56
Windermere Marathon, Half, 10K, & 5K
Spokane, Washington
18 May 25
$22.20 - $154.70
Luau 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (21) 50
Spokane, Washington
24 May 25
$27.75 - $70.15
Soaring Eagle Trail Run
Sammamish, Washington
31 May 25
Free - $79.41
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (22) 150
Olympia, Washington
31 May 25
$27.75 - $70.15
Big River Race
Pasco, Washington
31 May 25
Free - $64.60
Pacific Coast Running Festival
Long Beach, Washington
31 May 25
$25.76 - $112.16
Run the 509
Deer Park, Washington
01 Jun 25
$27.50 - $91.10
Evergreen Half Marathon and 5 Mile
Snohomish, Washington
01 Jun 25
$69.90 - $101.70
Echo Valley
Chelan, Washington
07 Jun 25 - 08 Jun 25
Free - $134.49
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (23) 80
Everett, Washington
07 Jun 25
$27.75 - $70.15
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)
Port Angeles, Washington
07 Jun 25
$16.90 - $368.50
Three Lakes Triathlons and Kings Market San Juan Island Runs
Friday Harbor, Washington
14 Jun 25
$54.00 - $244.80
Kings San Juan Island Marathon, Half Marathon and 10K
Friday Harbor, Washington
14 Jun 25
$54.00 - $96.40
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (24) 150
Olympia, Washington
14 Jun 25
$27.75 - $70.15
Bound for Boston Marathon & Half Marathon - Seattle
Olympia, Washington
15 Jun 25
$49.10 - $102.70
Snoqualmie Valley Half
Carnation, Washington
21 Jun 25
$69.69 - $103.17
Jasper Mountain Trail Fest 2025
Dayton, Washington
21 Jun 25
$43.40 - $85.80
Silver Creek Trail Run 5K, 10K, Half Marathon at Night Owl Landing
Kingston, Washington
21 Jun 25
$32.80 - $59.30
2025 Seattle Marathon's Summer 5k/10k/Half Marathon and Kids Fun Run
Seattle, Washington
21 Jun 25
Super Marathon & Half Marathon
North Bend, Washington
21 Jun 25
$150.46 - $182.26
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (25) 80
Everett, Washington
21 Jun 25
$27.75 - $70.15
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (25) 30
Pasco, Washington
21 Jun 25
$27.75 - $70.15
Tiger Peak Challenge
Issaquah, Washington
28 Jun 25
Free - $116.13
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (26) 20
Spokane, Washington
28 Jun 25
$27.75 - $70.15
US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (27)
Olympia, Washington
05 Jul 25
$27.75 - $70.15
US 1M,5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) 80
Everett, Washington
05 Jul 25
$27.75 - $70.15
Christmas 5K/10K/Half Marathon in July - Portland (Washougal)
Washougal, Washington
05 Jul 25
$39.10 - $59.90
US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (28) 150
Olympia, Washington
12 Jul 25
$27.75 - $70.15
2025 Run Like the Wind -- Westport 5K, 10K and Half Marathon
Westport, Washington
13 Jul 25
$38.10 - $64.60
Mount Rainier Half Marathon & Trail Events
Enumclaw, Washington
18 Jul 25 - 19 Jul 25
Free - $373.75
Olympia Lakefair Races - Half Marathon, 8K & 3K
Olympia, Washington
19 Jul 25
$44.00 - $77.00
US 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (29) 80
Everett, Washington
19 Jul 25
$27.75 - $70.15
US 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (29) 30
Pasco, Washington
19 Jul 25
$27.75 - $70.15
Christmas 5K/10K/Half Marathon in July - Richland
Richland, Washington
20 Jul 25
$39.10 - $59.90
B & O Half Marathon and 10k
Orting, Washington
20 Jul 25
$76.26 - $108.06
US 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (30) 20
Spokane, Washington
26 Jul 25
$27.75 - $70.15
Showing 1-40 of 108 results
