The value of all farms, ranches, hunting land and other land for sale in Kentucky's Barren County recently was around $118 million, representing a total of 2,602 acres of land for sale in Barren County. Barren County ranks fifth out of 120 counties in Kentucky for the total acreage of land currently advertised for sale. Glasgow had the most land for sale. Manufacturing and related services are the largest economic sectors in Barren County. Barren County is Kentucky's 12th largest county (500 square miles). It's located in the South Central Kentucky region of Kentucky.