St. Mary's County Address Data

Time in St. Mary's County, Maryland
06:20:16 AM
Time in St. Mary's County, Maryland
  • State: Maryland
  • County: St. Mary's County
  • County Seat: Leonardtown
  • FIPS: 24037
  • Founded in: 1637
  • Population: 112,664
  • Density: 314 Persons/Square Mile
  • Area: 358 Square Miles
  • Government Type: County
  • Authority: Dillon's Rule
  • Legislative Body: Board of County Commissioners
  • Legislative Body Size: 5
  • County Contact: PO BOX 653
    Leonardtown, MD 20650-0653
  • County site: http://www.stmarysmd.com
  • Labor Force: 55,295
  • Unemployment Rate: 3.80%
  • Gross Domestic Product (GDP): $6.6 B

Top Cities in St. Mary's County

Major Cities (population)

Neighbor Counties

  • Calvert County
  • Charles County
  • Dorchester County
  • Somerset County
  • Northumberland County
  • Westmoreland County