10K Races Near Seattle, WA
As of October 6, 2026, Crewable lists 24 upcoming 10K races near Seattle, WA from October 2026 to May 2027. The next is Coffee Lovers Run 5K/10K/13.1 SEATTLE on October 10 in Seattle, WA. Registration is open for 20.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
Race calendar
October 2026
18 races2026 The Snohomish River Run Marathon, Half Marathon, 10K and 5K
Snohomish, WAMarathonHalf Marathon+2Open until Oct 12from $55Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE
Seattle, WAHalf Marathon10K+2Open until Oct 31from $30
November 2026
3 racesDecember 2026
1 raceMarch 2027
1 raceMay 2027
1 raceQuick answers
What is the next 10K race near Seattle, WA?
Coffee Lovers Run 5K/10K/13.1 SEATTLE, on Saturday, October 10, 2026, in Seattle, WA. Distances: Half Marathon, 10K, 5K.
What is the closest 10K race to Seattle?
Coffee Lovers Run 5K/10K/13.1 SEATTLE in Seattle, WA, about 1 mile from Seattle, on October 10, 2026.
How many 10K races near Seattle, WA have open registration?
20 of the 24 list registration as open as of October 6, 2026, including Coffee Lovers Run 5K/10K/13.1 SEATTLE, Cookie Run 5K/10K/13.1 SEATTLE and Haunted 5K, 10K & 13.1M at Olympia, WA (41).
What is the busiest month for 10K races near Seattle, WA?
October 2026, with 18 of the 24. November 2026 follows with 3.
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