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District of Columbia Marathon Calendar 2025-2026

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Explore the best marathons in District of Columbia for 2025-2026! Our updated list features 3 exciting races across the region. Find your next race in District of Columbia below and join the running community at these great events!

May 2025
May
3
Saturday

Potomac River Run Marathon

13 mi 26 mi
September 2025
Sep
6
Saturday

International Peace Marathon

13 mi 26 mi
November 2025
Nov
30
Sunday

EOD Warrior Holiday Dash Marathon

5 km 13 mi 26 mi
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