Essex County is in North New Jersey. Of the 21 counties in the Garden State, 82,828-acre Essex County ranks 19th by size. The total value of around 4,000 acres of residential land and property recently listed for sale in Essex County, New Jersey, was nearly $22 million. The average price of residential land for sale in Essex County was $708,870. Browse all residential land and rural property for sale in New Jersey 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.