10K Races in Delaware
Delaware has 2 upcoming 10K races scheduled for 2026: 47TH ANNUAL GREAT WYOMING BUFFALO STAMPEDE 10K/5K RUN & 5K COMPETITIVE WALK in Wyoming on July 18 and Race4Warriors 5K, 10K & Half Marathon Challenges! in Lewes on May 8.
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Running
47TH ANNUAL GREAT WYOMING BUFFALO STAMPEDE 10K/5K RUN & 5K COMPETITIVE WALK
July 18, 2026
Wyoming, DE
10K Races in Nearby States
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.

