National Capital 20 Miler and Janet Braunstein 5 Miler
About this race
The National Capital 20 Miler is Washington, DC’s premier fall marathon tune-up race. Taking place on the C&O Towpath, the race offers runners a flat, fast out-and-back course with water and nutrition support at regular intervals. Runners may choose the 20 Miler or 5 Miler option. All runners receive race swag.
Members of DC Road Runners receive $15 off the price of the 20 Miler and $5 off the price of the 5 Miler. Make sure you are logged into the same RunSignUp account that you used for your membership to receive the discount.
Janet Braunstein 5 Miler Awards
- Overall Male and Female: 1st Place: $15, 2nd Place: $10, 3rd Place: $5
National Capital 20 Miler Awards
- Overall Male and Female: 1st Place: $150, 2nd Place: $75, 3rd Place: $50
- Masters, Overall Male and Overall Female: $50 each
- We will have age group awards three deep. (19 and under, 20–29, 30–39, 40–49, 50–59, 60–69, and 70 and over)
Join fellow runners on November 16, 2025 for the National Capital 20 Miler and Janet Braunstein 5 Miler. It's a fantastic 32.2K, 8K featuring a flat and fast course in Potomac.
Pick your distance
Running
National Capital 10 Miler
Janet Braunstein 5 Miler
About Potomac
National Capital 20 Miler and Janet Braunstein 5 Miler takes place in Potomac, Maryland, United States. The local timezone is America/New_York.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.