A total of approximately 3,000 acres were listed for sale in Washington County, Tennessee, recently, representing a total value of nearly $255 million in Washington County land for sale. Washington County ranks 16th out of 95 counties in the state for the combined amount of land currently advertised for sale. Among cities in Washington County with farms and rural land for sale, Jonesborough featured the most land for sale. Government and state-level services are the main economic drivers in Washington County. Washington County is Tennessee's 69th largest county (329 square miles). It's located in the Eastern Tennessee region of Tennessee.