Little Patuxent River Half Marathon, 10K & 5K
Decision scores
Six 0–100 scores telling you, at a glance, who this race is for.
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About the Race
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 Midd...
Course Profile
Course profile data unavailable for this race.
Course features
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History & past results
Past finisher times and year-over-year participation will appear here once the organizer publishes them.
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Common questions
How hard is the Little Patuxent River Half Marathon, 10K & 5K 5K?
We don't have a verified elevation profile yet — check the organizer's course map for the climb breakdown.
What should I wear?
Dress for ~10°F warmer than the standing temperature once you start running. Throwaway long-sleeve at the start, gloves and a hat for sub-50°F mornings, singlet plus visor when it climbs above 60°F. The race-day forecast above is the source of truth closer to the date.
When does it sell out?
No published deadline. Most races raise the entry fee in tiers and can sell out without warning — sign up early if you're committed.
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