The value of all land for sale in Kentucky's Madison County recently was approximately $171 million, representing a total of 2,783 acres of land for sale in Madison County. Madison County ranks fourth out of 120 counties in the Bluegrass State for the combined amount of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Madison County, Richmond had the most land for sale. Government and state-level services are the main economic drivers in Madison County. Madison County is Kentucky's 25th biggest county (443 square miles). It's located in the North Central Kentucky region of the state.