The total value of land and rural real estate for sale in Kent County, Delaware, recently on Land.com was $104 million. This represents around 1,000 acres of farms, hunting land and other rural land and acreage 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 Diamond State. Of all farms and rural land for sale in Kent County, 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.