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by Dockia Labs

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by Dockia Labs

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Marathons in Seattle 2026 | SportPlan
marathons

Marathons in Seattle

28 upcoming marathons in Seattle. Filter by date, exact distance, or elevation.

Browse by month

28 events found

28 eventos

Sort: recommended
DateEventSportLocationDist.28
20JUN
Run Juneteenth Day 5K/10K/13.1 - Atlanta
Running21.1 kmSeattle
Running
Seattle
21.1 km
20JUN
Run Juneteenth Day 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
20JUN
Snoqualmie Valley Half
Running21.1 kmCarnation
Running
Carnation
21.1 km
27JUN
Tiger Peak Challenge
Running21.1 kmIssaquah
Running
Issaquah
21.1 km
4JUL
July 4th Run 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
19JUL
B&O Half Marathon
Running21.1 kmOrting
Running
Orting
21.1 km
25JUL
Run for Coffee Lovers 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
1AUG
Galloping Gertie
Running21.1 kmTacoma
Running
Tacoma
21.1 km
2AUG
Craft Classic
Running21.1 kmRedmond
Running
Redmond
21.1 km
15AUG
Run for PB&J 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
15AUG
Twilight at the Bay
Running21.1 kmSteilacoom
Running
Steilacoom
21.1 km
22AUG
Kirk-Wood Half Marathon
Running21.1 kmKirkland
Running
Kirkland
21.1 km
29AUG
Sloth Run 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
29AUG
Tacoma Narrows Half Marathon & 5K
Running21.1 kmTacoma
Running
Tacoma
21.1 km
7SEP
Redmond Harvest Half Marathon
Running21.1 kmRedmond
Running
Redmond
21.1 km
12SEP
National Chocolate Day Run for Chocolates 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
19SEP
Orca Half
Running21.1 kmSeattle
Running
Seattle
21.1 km
19SEP
The Brooks Orca Half Marathon presented by REI
Running21.1 kmSeattle
Running
Seattle
21.1 km
26SEP
Oktoberfest Run 5K/10K/13.1 - Seattle
Running21.1 kmSeattle
Running
Seattle
21.1 km
4OCT
Poulsbo Half & 10K
Running21.1 kmPoulsbo
Running
Poulsbo
21.1 km
10OCT
Middle Fork Trail Run
Running21.1 kmNorth Bend
Running
North Bend
21.1 km
11OCT
Snohomish River Run Marathon
Running21.1 kmSnohomish
Running
Snohomish
21.1 km
17OCT
Dick's-A-Thon
Running21.1 kmSeattle
Running
Seattle
21.1 km
17OCT
Lake Washington Half
Running21.1 kmKirkland
Running
Kirkland
21.1 km
7NOV
Grand Ridge Trail Run
Running21.1 kmKing County
Running
King County
21.1 km
8NOV
Run the Bay
Running21.1 kmUniversity Place
Running
University Place
21.1 km
12DEC
Pigtails Run
Running21.1 kmMaple Valley
Running
Maple Valley
21.1 km
12DEC
Santa Runs Tacoma
Running21.1 kmTacoma
Running
Tacoma
21.1 km
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