A total of approximately 1,000 acres were listed for sale in Massachusetts's Hampden County recently, representing a combined $49 million in Hampden County farms, hunting land and other rural land and acreage for sale. Hampden County ranks ninth out of 14 counties in the Colony State for the total acreage of land currently advertised for sale. Of all land and rural real estate for sale in Hampden County, Palmer featured the most land for sale. Hampden County is one of the ten biggest counties in Massachusetts (634 square miles). It's located in the Western Massachusetts region of Massachusetts.