Prepare for a picturesque and potentially record-breaking race at the Carderock 5K, 10K, and Half on May 2, 2026, in scenic Potomac, MD. This popular event invites runners to experience the historic C&O Canal Towpath, renowned for its fast, flat, and out-and-back courses. You'll run along a light gravel trail, shaded by trees and treated to beautiful riverside vistas, offering an ideal setting for achieving a personal best in either the 10K or the challenging 13.1-mile half marathon.

Runners consistently praise the Carderock courses for their minimal elevation gain, creating PR-friendly conditions that welcome both seasoned athletes and those seeking a swift finish. Aid stations are strategically placed throughout the course, providing water and Gatorade to keep you fueled, with half marathoners typically passing them multiple times for ample support. First aid, course marshals, and bike support are also on hand to ensure a safe and enjoyable race experience. Typical race day conditions in early May feature comfortable highs around 70F and lows near 49F, with a relatively low 17% chance of precipitation, promising pleasant running weather.

Starting and finishing at the C&O Canal Tow Path within the Carderock Recreation Area, the race offers convenient on-site packet pickup and accessible parking. The Carderock event is well-regarded for its organization and supportive atmosphere, often benefiting local charities. Whether you're aiming for a new personal record or simply wish to immerse yourself in the natural beauty of the C&O Canal, the Carderock 10K and Half Marathon provide a compelling and rewarding race experience.