Little Patuxent River Half Marathon, 10K & 5K

Race Overview: A race coming up on 2026-01-31 in Columbia, MD. Get all the nerdy details below or follow the sign up links to secure your spot today!
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Race data last checked: 2025-12-22

Race Overview:

All information about this race can be viewed at www.rivalraceseries.com/littlepatuxentriverrun.

VERY POPULAR! Race typically sells out in 10 hours. The 5K race will cap at 250 runners. The 10K/Half Marathon race will cap at 1,000 runners. 

Enjoy nature in one of the most beautiful areas of Columbia, MD. Starting and finishing at the Guilford Pratt Truss Bridge, the half marathon (13.1 miles), 10K (6.55 miles) and 5K (3.1 miles) takes place on the Patuxent and Wincopin trails. The course runs along the Little Patuxent and Middle Patuxent River. The terrain is tame compared to many other trail races. This race is appropriate for beginners and intermediate runners. Registration includes a long sleeve shirt, finisher medal and knit gloves. 

Jan 31 @ 4:00 PM – 5K
Feb 1 @ 9:00 AM- Half Marathon & 10K

Earn 3 finisher medals by registering and completing one of the following:

5K + 10K

5K + Half Marathon

 

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