Founders Half Marathon

Potomac, United States • 14 Dec 2025

Event

The Founders Half Marathon is scheduled for Sunday, December 14, 2025, in Potomac, MD (ZIP 20854). The event is a half marathon of 13.1 miles and is listed as race #2 of the DCRR Snowball Series. Registration is online only; the event does not accept walk-up or day-of registrations. Fees are $0 for club members and $10 for non-members. The event location is the Carderock Recreation Area, with the start/packet area at North Parking for Carderock Cliffs.

Course and support

The course is an out-and-back route along the C&O Canal Towpath and is USATF certified; the certificate will be re-certified before race day. There are two water stops at Lock 10 and Lock 6, which correspond to approximately miles 3, 5, 8, and 10; runners pass each stop twice. Timing and results will be compiled in real time and live tracking links will be provided to runners; friends and family may follow runners via social media. Post-race food and beverages include bagels, spreads, hot chocolate, coffee, tea, Gatorade, and bananas. The event does not provide t-shirts or medals. Volunteer roles listed include staffing aid stations, turnaround marshal, setup and bib distribution, food services, and course cleanup. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
Visit the organization's website for the most recent information.
Trail runs nearby

Event The Halloween Horror event on October 26 takes place at Conway Robinson State Forest in Gainesville, VA. Distances offered: 5k 10k Walkers are welcome. A virtual race option is available. Points from the event count toward the 5k, 1..

Run scenic riverside singletrack along the Potomac at Riverbend Park with 5 or 10 mile options and moderate hills. Enjoy pro race support, post race breakfast burritos, swag and a supervised kids program with pre registration.

Tackle 50 miles of rolling single track on the scenic Seneca Greenway and Muddy Branch trails in Montgomery Village. This November ultramarathon blends rugged forest terrain, small stream crossings, and a close knit running community.

UTMB Index

Honor Veterans Day with a scenic trail race at Rosaryville State Park near Upper Marlboro. Choose a rugged 50K or spirited 20K on buffed single track through rolling wooded trails with a small field and race day support.

Run scenic singletrack and open farm fields at Schaeffer Farms in Germantown on November 8, 2025, with half marathon, 10K and 5K options available in person or virtually. Proceeds support local nonprofit Interfaith Works.

Discover the Fall Backyard Burn Trail Run at Hemlock Overlook in Clifton VA on Nov 16, 2025. Choose 5 or 10 mile routes through scenic forest trails, stream crossings and rocky terrain for a fun, spectator friendly autumn challenge.