Land for sale in Adair County, Kentucky, recently totaled almost $29 million and around 3,000 acres. Adair County ranks 43rd out of 120 counties in the Bluegrass State for the total acreage of land currently advertised for sale. There were three properties listed as sold in Adair County through the Land Network Comparable Sales Program. This represented a total value of $795,000. Columbia had the most land for sale. Its economy is defined as agricultural, with 1,243 farms recorded in the county during the most recent U.S. Census. Farming activities in Adair County generate annual revenues of $2 million, the majority of which comes from livestock products. Adair County is the 31st biggest county (412 square miles) in Kentucky. It's located in the South Central Kentucky region of Kentucky.