Semper Fi Half

The Semper Fi Half is a scenic running event held in Georgetown, near Washington, D.C., featuring a half marathon and a 5K race along the Chesapeake & Ohio Canal path. The half marathon starts and finishes near the Potomac Boat Club in Georgetown, while the 5K begins and ends at Fletcher’s Boathouse. Both courses are flat, light gravel trails with minimal elevation changes, offering an enjoyable out-and-back route.

The event supports the Semper Fi & America’s Fund charity and welcomes walkers. Participants receive a finisher’s medal, technical shirt, and chip timing. Water stations, age group awards, and virtual race options are also available. Visit the organization's website for the most recent information.