National Register of Historic Places listings in Washington County, Tennessee

This is a list of the National Register of Historic Places listings in Washington County, Tennessee.

This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Washington County, Tennessee, United States. Latitude and longitude coordinates are provided for many National Register properties and districts; these locations may be seen together in a map.

There are 35 properties and districts listed on the National Register in the county. One site has been further designated a National Historic Landmark. Two other sites were once listed, but have since been removed.

See also National Register of Historic Places listings in Carter County, Tennessee for additional properties in Johnson City, a city that spans the county line.