Rare building lot in established neighborhood of Mount Vernon Grove, behind George Washington's Mount Vernon, on one of his 5 original farms. Located on a ridge providing beautiful views and sunsets, summer breezes. Great area for outdoor activities - walking, biking, jogging. One block from the Mansion House Swim and Tennis Club, one mile from the Mount Vernon Yacht Club. Mature landscaping, existing curb cut and driveway. First time on market since the late 1940s. Minutes to Mount Vernon, Fort Belvoir, shopping, dining, medical facilities, other services. This lot was platted in 1926 and is grandfathered and fully buildable. All utilities on lot or in street in front of lot. The house next door at 9416 Old Mt Vernon Rd is on an identical lot. It was built in 2019 and has 3,446 sq. ft. above grade living area plus garage, porch, and 700 sq. ft. finished basement.