Land for sale in Washington County, Kentucky, recently totaled approximately $36 million and approximately 3,000 acres. Washington County ranks 88th out of 120 counties in the Bluegrass State for the total acreage of land currently advertised for sale. Among cities in Washington County with farms, ranches, hunting land and other land for sale, Springfield had the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Washington County. Washington County is Kentucky's 65th biggest county (301 square miles). It's located in the North Central Kentucky region of the state.