The total value of land for sale in Delaware's Kent County recently on Land.com was $103 million. This represents nearly 1,000 acres of farms, rural land, hunting land and other land for sale in Kent County. Kent County ranks second in the state based on the combined acreage of land for sale of all the counties in the First State. Among cities in Kent County with land for sale, Dover featured the most land for sale. Kent County is one of the ten biggest counties in Delaware (798 square miles). It's located in the Central Delaware region of Delaware.