Of 24 counties in the state, 764-square-mile Saint Mary's County ranks second by size. Saint Mary's County is in the Southern Maryland region. The total value of roughly 1,000 acres of undeveloped land recently listed for sale in Maryland's Saint Mary's County was roughly $21 million. The average price of undeveloped land for sale in Saint Mary's County was $327,465. Some suggested uses for undeveloped land currently for sale in Saint Mary's County include for hunting/fishing, commercial, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Saint Mary's County include turkey, whitetail deer, waterfowl, ducks, geese, deer, dove, elk, antelope, grouse, alligator, pig, bear, pheasant, mule deer, blacktail deer, quail and moose. Current commercial applications for commercial property for sale in Saint Mary's County include for hunting/fishing, commercial and homestead use. Browse all Maryland undeveloped land for sale on the Land Network to find your next commercial property or land investment.