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Upcoming Marathon Races Near Kitsap County, WA in September, 2026

Diplo's Run Club Seattle

Seattle, WA

Saturday, September 12th, 2026

Featured

Code:FTR10

5K

View details for race Diplo's Run Club Seattle

Beat the Blerch

Carnation, WA

Saturday, September 12th, 2026

5K

10K

Half

Trail

View details for race Beat the Blerch

Cascade Express Marathon & Half Marathon

North Bend, WA

Saturday, September 12th, 2026

Marathon

Half

Trail

Fast

BQ

View details for race Cascade Express Marathon & Half Marathon

Skagit Flats Marathon, Half & 5k

Burlington, WA

Sunday, September 13th, 2026

5K

Half

Marathon

Fast

BQ

View details for race Skagit Flats Marathon, Half & 5k

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Fall - Mud Mountain Dam Marathon & Half Marathon

Enumclaw, WA

Saturday, September 19th, 2026

Marathon

Half

View details for race Fall - Mud Mountain Dam Marathon & Half Marathon

Fidalgo Trail Run

Anacortes, WA

Saturday, September 26th, 2026

Half

Marathon

Trail

View details for race Fidalgo Trail Run

Explore more in Kitsap County, WA

Distances:

5K 10K Half Marathon Marathon

Months:

June July August

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Washington races