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Half Marathons Near Seattle
Showing the next 50 runs that match your filters
Featured
Kirkland Turkey Trot
Get 10% Off - Use Code RUNGUIDES
Date: Nov 15, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Kirkland, Washington
Featured
12Ks of Christmas
Get 10% Off - Use Code RUNGUIDES
Date: Dec 13, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Kirkland, Washington
Run for Mental Health 5K/10K/13.1 - Seattle
Date: Nov 14, 2026 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Coffee Lovers Run 5K/10K/13.1 - Seattle
Date: Nov 28, 2026 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
UW Medicine Seattle Marathon
Date: Nov 29, 2026 - Sunday
Size: 5,000 - 10,000 participants
Location: Seattle, Washington
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Redmond Reindeer Romp
Date: Dec 5, 2026 - Saturday
Size: 100 - 500 participants
Location: Redmond, Washington
Santa Runs Tacoma
Get 10% Off - Use Code runguides
Date: Dec 12, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: Tacoma, Washington
Run for Breast Cancer 5K/10K/13.1 - Seattle
Date: Dec 12, 2026 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
A Merry Christmas Run 5K/10K/13.1 - Seattle
Date: Dec 26, 2026 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Last Chance Marathon and Half Marathon
Date: Dec 31, 2026 - Thursday
Size: 100 - 500 participants
Location: Bellingham, Washington
Frost Eagle Trail Run
Date: Jan 16, 2027 - Saturday
Size: 100 - 500 participants
Location: Sammamish, Washington
MLK Jr. Freedom Run 5K/10K/13.1 - Seattle
Date: Jan 16, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Woolley Trail Runs
Date: Feb 13, 2027 - Saturday
Size: 1 - 100 participants
Location: Sedro-Woolley, Washington
Valentine's Day Run 5K/10K/13.1 - Seattle
Date: Feb 13, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
My Better Half Marathon
Date: Feb 14, 2027 - Sunday
Size: 500 - 1,000 participants
Location: Seattle, Washington
Woodinville Half
Date: Feb 27, 2027 - Saturday
Size: 500 - 1,000 participants
Location: Woodinville, Washington
Run Together Against Breast Cancer - Seattle
Date: Feb 27, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Lake Sammamish Half
Date: Mar 6-7, 2027 - Saturday to Sunday
Size: 500 - 1,000 participants
Location: Redmond, Washington
St. Paddy’s Day Run Tacoma
Date: Mar 13, 2027 - Saturday
Size: 1,000 - 5,000 participants
Location: Tacoma, Washington
Run The Green
Date: Mar 13, 2027 - Saturday
Size: 500 - 1,000 participants
Location: Kent, Washington
Dash Point Trail Run
Date: Mar 20, 2027 - Saturday
Size: 100 - 500 participants
Location: Federal Way, Washington
St. Paddy's Day Lucky Run - Seattle
Date: Mar 20, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Mill Town Half Marathon
Date: Mar 27, 2027 - Saturday
Size: 1,000 - 5,000 participants
Location: Everett, Washington
Always Hope Easter Run 5K/10K/13.1 - Seattle
Date: Mar 27, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Run for Bagels 5K/10K/13.1 - Seattle
Date: Apr 10, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Squak Mountain Trail Run
Date: Apr 17, 2027 - Saturday
Size: 100 - 500 participants
Location: Issaquah, Washington
Seattle Cherry Blossom Run
Date: Apr, 2027 (TBD)
Size: 10,000+ participants
Location: Seattle, Washington
Bremerton Marathon
Date: Apr, 2027 (TBD)
Size: 100 - 500 participants
Location: Bremerton, Washington
Coffee Lover Run 5K/10K/13.1 - Seattle
Date: Apr 24, 2027 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Earth Day Run
Date: Apr 25, 2027 - Sunday
Size: 100 - 500 participants
Location: Seattle, Washington
Whidbey Island Marathon
Date: Apr 25, 2027 - Sunday
Size: 1,000 - 5,000 participants
Location: Langley, Washington
Tacoma City Marathon
Date: May 1-2, 2027 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: Tacoma, Washington
Kirkland Half & 5K
Date: May, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Kirkland, Washington
Mt. Si Relay & Trail Runs
Date: May, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Snoqualmie, Washington
Snohomish Women's Run
Get 10% Off - Use Code RG10
Date: May 8, 2027 - Saturday
Size: 1,000 - 5,000 participants
Location: Snohomish, Washington
San Juan Island Half
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: Friday Harbor, Washington
Soaring Eagle Trail Run
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: Sammamish, Washington
Run Like A Girl
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: Bellingham, Washington
Rattlesnake Ridge Run
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: Snoqualmie, Washington
The Evergreen Half and 5 Mile
Date: May 23, 2027 - Sunday
Size: 1,000 - 5,000 participants
Location: Snohomish, Washington
Mud Mountain Dam Marathon - Spring
Date: May 29, 2027 - Saturday
Size: 500 - 1,000 participants
Location: Enumclaw, Washington
Oak Bay Half Marathon
Date: May 30, 2027 - Sunday
Size: 1,000 - 5,000 participants
Location: Victoria, British Columbia
Green River Marathon, Relay and Half Marathon
Date: Jun 5, 2027 - Saturday
Size: 100 - 500 participants
Location: Kent, Washington
Tiger Mountain Trail Run
Date: Jun, 2027 (TBD)
Size: 100 - 500 participants
Location: Mirrormont, Washington
Light at the End of the Tunnel Marathon and Half-Marathon
Date: Jun, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Snoqualmie Pass, Washington
The Great Ferry Race
Date: Jun, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Bainbridge Island, Washington
RunX Seattle
Date: Jun 13, 2027 - Sunday
Size: 500 - 1,000 participants
Location: Seattle, Washington
Super Hyak Marathon & Super Hyak Half Marathon
Get 10% Off - Use Code RG10
Date: Jun 19, 2027 - Saturday
Size: 1,000 - 5,000 participants
Location: Snoqualmie Pass, Washington
Three Lakes Triathlons and Kings Market San Juan Island Runs
Date: Jun, 2027 (TBD)
Size: 100 - 500 participants
Location: Friday Harbor, Washington
Snoqualmie Valley Half
Date: Jun, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Carnation, Washington
Seattle Marathon Summer 5K, 10K, Half Marathon & Kids Fun Run
Date: Jun, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Seattle, Washington
Tiger Peak Challenge
Date: Jun, 2027 (TBD)
Size: 100 - 500 participants
Location: Issaquah, Washington
