• Columbia, MD

Little Patuxent River Half Marathon, 10K & 5K

  • Distance(s): 5K, Half Marathon
    • Race Overview: A race coming up on 2026-02-21 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: 2026-02-14

    Race Overview:

    UPDATE – JAN 27, 2026 AT 3:30 PM

    THE 2026 RACE HAS BEEN RESCHEDULED FOR FEB 21. READ FULL ANNOUNCEMENT HERE. 

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

    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. 

    5K – Saturday, Feb 21, 2026 @ 8:00 AM
    Half Marathon & 10K – Saturday, Feb 21, 2026 @ 10:00 AM

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

    5K + 10K

    5K + Half Marathon

     

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