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Upcoming Marathon Races Near Seattle, WA

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Super HYAK Marathon & Half Marathon (formerly Super Marathon & Half) logo

Super HYAK Marathon & Half Marathon (formerly S...

North Bend, WA

Saturday, June 13th, 2026

Marathon
Half
Trail
Fast
BQ
View details for race Super HYAK Marathon & Half Marathon (formerly Super Marathon & Half)
Bound for Boston Marathon & Half Marathon - Seattle logo

Bound for Boston Marathon & Half Marathon - Sea...

Olympia, WA

Sunday, June 14th, 2026

Marathon
Half
Fast
BQ
View details for race Bound for Boston Marathon & Half Marathon - Seattle
Jack & Jill Marathon & Half logo

Jack & Jill Marathon & Half

North Bend, WA

Saturday, July 25th, 2026

Marathon
Half
View details for race Jack & Jill Marathon & Half
Cougar Mountain Trail Run Series (August) logo

Cougar Mountain Trail Run Series (August)

Bellevue, WA

Saturday, August 8th, 2026

Marathon
5K
Trail
View details for race Cougar Mountain Trail Run Series (August)
Cascade Express Marathon & Half Marathon logo

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
Beat the Blerch logo

Beat the Blerch

Carnation, WA

Saturday, September 12th, 2026

5K
10K
Half
Trail
View details for race Beat the Blerch
Fall - Mud Mountain Dam Marathon & Half Marathon logo

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
The Snohomish River Run Marathon, Half Marathon, 10K and 5K logo

The Snohomish River Run Marathon, Half Marathon...

Snohomish, WA

Sunday, October 11th, 2026

5K
10K
Half
Fast
View details for race The Snohomish River Run Marathon, Half Marathon, 10K and 5K
2026 Seattle Ghost Marathon, Half & 50K logo

2026 Seattle Ghost Marathon, Half & 50K

Seattle, WA

Saturday, November 28th, 2026

Marathon
Half
Ultra
Fast
View details for race 2026 Seattle Ghost Marathon, Half & 50K
Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K logo

Tacoma City Marathon / Half / Ghost / 10K / 5K ...

Tacoma, WA

Saturday, May 1st, 2027

Marathon
Half
10K
View details for race Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K

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