Calvert County is in Southern Maryland. Of the 24 counties in the Terrapin State, Calvert County is 21st in terms of its size (220,848 acres). Calvert County, Maryland, has approximately 1,000 acres of farms for sale based on recent Land Network data. The combined market value of land for sale here was approximately $2 million. The average price of farmland for sale in Calvert County was $535,000. Farms for sale in Calvert County hold livestock including horses. Browse all Maryland 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 individual needs.