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Marathon directory

Marathons in Washington, United States

142 upcoming marathons listed in Washington across 2 cities. Next: Craft Classic Seattle on August 2, 2026.

142marathons upcoming
2cities
August 2, 2026Next race
Marathon, Half marathon, Ultra, 10K, 5K, RelayDistances
Redmond, Washington, United States
02AUG
21.1K
Craft Classic Seattle
Redmond, Washington, United States
August 2, 2026 AUG
Washington, United States
04AUG
ULTRA
Interlaken Ice Cream Dash
Washington, United States
August 4, 2026 AUG
Washington, United States
08AUG
ULTRA
Bigfoot 40 Mile
Washington, United States
August 8, 2026 AUG
Bellevue, Washington, United States
08AUG
ULTRA
Cougar Mountain Trail Run Series (August)
Bellevue, Washington, United States
August 8, 2026 AUG
Camas, Washington, United States
08AUG
21.1K
Ninja 5K, 10K, & 13.1M at Camas, WA
Camas, Washington, United States
August 8, 2026 AUG
Everett, Washington, United States
08AUG
21.1K
Ninja 5K, 10K, & 13.1M at Everett, WA
Everett, Washington, United States
August 8, 2026 AUG
Olympia, Washington, United States
08AUG
21.1K
Ninja 5K, 10K, & 13.1M at Olympia, WA
Olympia, Washington, United States
August 8, 2026 AUG
Coupeville, Washington, United States
08AUG
21.1K
Race the Reserve Whidbey Island
Coupeville, Washington, United States
August 8, 2026 AUG
North Bend, Washington, United States
09AUG
42.2K
Tunnel Vision Marathon & Half Marathon
North Bend, Washington, United States
August 9, 2026 AUG
Mount St. Helens, Washington, United States
14AUG
ULTRA
Bigfoot 200 Mile Endurance Run
Mount St. Helens, Washington, United States
August 14, 2026 AUG
Seattle, Washington, United States
15AUG
21.1K
Bagel Run 5K/10K/13.1 SEATTLE
Seattle, Washington, United States
August 15, 2026 AUG
Everett, Washington, United States
15AUG
21.1K
Ninja 5K, 10K & 13.1M at Everett, WA
Everett, Washington, United States
August 15, 2026 AUG
Pasco, Washington, United States
15AUG
21.1K
Ninja 5K, 10K, 13.1M at Pasco, WA
Pasco, Washington, United States
August 15, 2026 AUG
Seattle, Washington, United States
15AUG
21.1K
Run for PB& J 5K/10K/13.1 SEATTLE
Seattle, Washington, United States
August 15, 2026 AUG
University Place, Washington, United States
15AUG
21.1K
Twilight at the Bay
University Place, Washington, United States
August 15, 2026 AUG
Spokane, Washington, United States
22AUG
21.1K
Children of the Sun Half Marathon
Spokane, Washington, United States
August 22, 2026 AUG
Kirkland, Washington, United States
22AUG
ULTRA
Kirk-Wood Half Marathon
Kirkland, Washington, United States
August 22, 2026 AUG
Camas, Washington, United States
22AUG
21.1K
Ninja 5K, 10K, & 13.1M at Camas, WA
Camas, Washington, United States
August 22, 2026 AUG
Olympia, Washington, United States
22AUG
21.1K
Ninja 5K, 10K, & 13.1M at Olympia, WA
Olympia, Washington, United States
August 22, 2026 AUG
Spokane, Washington, United States
22AUG
21.1K
Ninja 5K, 10K, & 13.1M at Spokane, WA
Spokane, Washington, United States
August 22, 2026 AUG
Issaquah, Washington, United States
23AUG
21.1K
Half Sam
Issaquah, Washington, United States
August 23, 2026 AUG
Washington, United States
23AUG
ULTRA
Iron Horse
Washington, United States
August 23, 2026 AUG
Washington, United States
29AUG
ULTRA
Millersylvania Trail Races
Washington, United States
August 29, 2026 AUG
Seattle, Washington, United States
29AUG
21.1K
Run for Breast Cancer 5K/10K/13.1 SEATTLE
Seattle, Washington, United States
August 29, 2026 AUG

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Cities

Place Marathons
Bellingham 1
Seattle 1

Planning notes for Washington, United States

Use this region page to shortlist 142 upcoming races by date, distance, registration path, and official source.

  • Next raceCraft Classic Seattle on August 2, 2026
  • Busy monthsSeptember (38), October (30), August (28)
  • DistancesMarathon, Half marathon, Ultra, 10K, 5K, Relay
  • VerifyOpen each race page, then confirm details from its official, registration, course-map, or source link.

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