The total value of farms, rural land, hunting land and other land for sale in Hudson County, New Jersey, recently on Land.com was approximately $3 million. This represents approximately 6,000 acres of farms, rural land, hunting land and other land for sale in Hudson County. Hudson County ranks 21st based on the combined acreage of land for sale of all the counties in the Garden State. Of all farms and rural real estate for sale in Hudson County, Jersey City featured the most land for sale. Hudson County is New Jersey's 21st largest county (62 square miles). It's located in the North New Jersey region of New Jersey.