Races in Seattle

Marathons, Half Marathons, 10Ks, 5Ks

Looking for the best races in Seattle, Washington? Browse our list of Seattle marathons, half marathons, 10K races, 5K races and more, including upcoming races and races up to one year past their event date.

For each Seattle race you’ll find key details, finisher ratings and reviews, photos, videos, related articles, race-day weather data and a link to register.

And use our Find a Race tool to further refine your search by name/keyword, distance, terrain, location or date.

Showing 1-20 of 57 races near Seattle:

Mill Town Marathon, Half Marathon & 10K (fka Everett Half) Everett, WA | Apr 2, 2023

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Whidbey Woods Trail Run Langley, WA | Apr 8, 2023

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Evergreen Squak Mountain Trail Runs 🏆 Issaquah, WA | Apr 22, 2023

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Magnuson Series Earth Day Run Seattle, WA | Apr 22, 2023

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Railroad Bridge Park Run Sequim, WA | Apr 22, 2023

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Mt Si Relay & Trail Runs Snoqualmie, WA | Apr 23, 2023

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Ghost of Tacoma Marathon & Half Tacoma, WA | Apr 29, 2023

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Tacoma City Marathon Gig Harbor, WA | Apr 30, 2023

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Snohomish Women’s Run Everett, WA | May 7, 2023

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Virginia Mason Mother’s Day Half Marathon & 5K Kirkland, WA | May 14, 2023

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Dirty Turtle Bremerton, WA | May 20, 2023

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Evergreen Soaring Eagle Trail Run Sammamish, WA | May 20, 2023

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Move For Love Seattle Seattle, WA | May 20, 2023

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Pigtails Challenge Renton, WA | May 25–28, 2023

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Squak In The Dark Issaquah, WA | May 27, 2023

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Sri Chinmoy 7 and 13 Hour Solo and Team Ultra Seattle, WA | May 27, 2023

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Green River Marathon Kent, WA | Jun 3, 2023

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Lake Wilderness Run Maple Valley, WA | Jun 3, 2023

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Rainier to Ruston Relay Tacoma, WA | Jun 3, 2023

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Vashon Island Ultramarathon & Trail Run Vashon Island, WA | Jun 3, 2023

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Find the best running routes in this area, whether you're on the road or seeking new local routes for training!
Browse Great Runs in Seattle, WA

Find the best running routes in this area, whether you're on the road or seeking new local routes for training!
Browse Great Runs in Seattle, WA