Mason Neck · Fairfax County · VA
Joseph V. Gartlan Jr. Great Marsh Trail is a 0.7-mile trail near Mason Neck, in Fairfax County, VA. It climbs 4 ft and descends 15 ft, between 10 ft and a high point of 26 ft. Mapped for hiking.
All Fairfax County trailsFairfax County hikingVA trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.