There was a combined almost $5 million of farmsand rural real estate for sale in Massachusetts's Suffolk County recently on Land.com. The total acreage of all Suffolk County farms and rural real estate for sale was 3,000 acres. Suffolk County ranks 14th in the Bay State based on the total amount of acres of land for sale of all the counties in Massachusetts. Among cities in Suffolk County with farms and rural real estate for sale, Boston had the most land for sale. Suffolk County is Massachusetts's 14th biggest county (120 square miles). It's located in the Northeast Massachusetts region of the state.