Union County is in Western Kentucky. Of the 120 counties in the Bluegrass State, Union County ranks 42nd in terms of size (232,561 acres). Kentucky's Union County includes around 1,000 acres of residential land and property for sale based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here was roughly $8 million. The average price of residential land for sale in Union County was $483,270. Browse all residential land and rural property for sale in Kentucky to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.