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District of Columbia Half Marathon Calendar 2025-2026

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Explore the best half marathons in District of Columbia for 2025-2026! Our updated list features 15 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
June 2025
Jun
8
Sunday

EOD Warrior Half

5 km 21 km
July 2025
Jul
6
Sunday

Freedom Half

5 km 13 mi
Jul
27
Sunday

Summer Georgetown Half

5 km 10 km 13 mi
August 2025
Aug
17
Sunday

Summer District Half

5 km 13 mi
September 2025
Sep
6
Saturday

International Peace Marathon

13 mi 26 mi
Sep
14
Sunday

DCHalf Marathon

5 km 13 mi
Sep
21
Sunday

Autumn Georgetown Half

5 km 13 mi
October 2025
Oct
5
Sunday

DC Safe Half

5 km 13 mi
Oct
19
Sunday

DC Fall Classic Half

5 km 13 mi
Oct
25
Saturday

Semper Fi Half

5 km 13 mi
November 2025
Nov
11
Tuesday

Service and Sacrifice Half

5 km 13 mi
Nov
30
Sunday

EOD Warrior Holiday Dash Marathon

5 km 13 mi 26 mi
December 2025
Dec
21
Sunday

Santa’s Sleigh Half Marathon

5 km 13 mi
March 2026
Mar
21
Saturday

Rock 'n' Roll Washington DC

5 km 13 mi
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