10K Races in Washington
Washington has 108 upcoming 10K races scheduled for 2026. That is the 5th-highest event count for 10K races of any state. The calendar runs year-round — busiest in August through October, quietest in April, June, and July. Seattle is the busiest city with 28 races, ahead of Everett (17) and Camas (10).
10K races by month in Washington
Aug (24) · Oct (22) · Sep (19) · Nov (17) · Dec (13) · Jan (3) · Mar (3) · Feb (2) · May (2) · Apr (1) · Jun (1) · Jul (1)
Showing 24 of 108
Running
Ninja 5K, 10K, & 13.1M at Everett, WA (32)
Everett, WA
Running
Ninja 5K, 10K, & 13.1M at Everett, WA (32)
August 9, 2026
Everett, WA
Running
Run for PB& J 5K/10K/13.1 SEATTLE
Seattle, WA
Running
Run for PB& J 5K/10K/13.1 SEATTLE
August 15, 2026
Seattle, WA
Running
Ninja 5K, 10K, 13.1M, Pasco, WA (33)
Pasco, WA
Running
Ninja 5K, 10K, 13.1M, Pasco, WA (33)
August 15, 2026
Pasco, WA
Top Cities for 10K Races in Washington
Frequently asked questions
How long is a 10K race?▾
A 10K is 6.2 miles (10 kilometers). It is a popular step-up distance from the 5K and a great intermediate goal for runners building toward a half marathon.
What is the largest 10K in the US?▾
The AJC Peachtree Road Race in Atlanta is the largest 10K in the world, drawing over 60,000 runners every Fourth of July. The BOLDERBoulder in Colorado is another massive 10K with 45,000+ participants.
What is a good 10K time?▾
The average US 10K finish time is around 55-60 minutes. Competitive runners aim for sub-45 minutes, while beginners often target finishing under 1 hour 10 minutes.
How do I train for a 10K?▾
A typical 10K training plan is 8-10 weeks with 3-4 runs per week, including one longer run that builds to 6-7 miles. If you can comfortably run a 5K, you are ready to start training for a 10K.