The overall value of farms, hunting land and other rural land and acreage for sale in Maryland's Montgomery County recently on Land.com was nearly $209 million. This represents nearly 2,000 acres of farms, rural land, hunting land and other land for sale in Montgomery County. Montgomery County ranks 12th in the state based on the total amount of acres of land for sale among all the counties in the Monumental State. Of all farms, rural land, hunting land and other land for sale in Montgomery County, Gaithersburg had the most land for sale. Government and state-level services are the main economic drivers in Montgomery County. Montgomery County is Maryland's 12th biggest county (506 square miles). It's located in the Capital Maryland region of the state.