Of 14 counties in the Bay State, Plymouth County ranks third in terms of size (1,093 square miles). Plymouth County is in Southeast Massachusetts. Massachusetts's Plymouth County has roughly 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farms and rural land for sale here was approximately $1 million. Browse all Plymouth County farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or lifestyle needs. The most common type of land for sale by combined acreage in Plymouth County is residential property.