Flint Hill is a census-designated place in Rappahannock County, Virginia, United States. The population as of the 2010 Census was 209. It is located on Route 522, approximately 2 miles to the east of the border of the Shenandoah National Park. The linear and compact-shaped village includes agricultural buildings, residential dwellings, churches, and schools, representing a variety of architectural designs such as Greek Revival, Italianate, Gothic Revival, Craftsman, and Federal.