A total of approximately 2,000 acres were listed for sale in Delta County recently, representing a combined almost $32 million in Delta County farms and rural land for sale. Delta County ranks 55th in the Wolverine State for the total acreage of land currently advertised for sale. Among cities in Delta County with farms and rural real estate for sale, Rapid River featured the most land for sale. Manufacturing and related services are the largest economic sectors in Delta County. Delta County is one of the ten largest counties in Michigan (1,991 square miles). It's located in the Upper Peninsula Michigan region of Michigan.