• St. Mary's County, established in 1637, is a county located in the U.S. state of Maryland. As of the 2020 census, the population was 113,777. Its county seat is Leonardtown.
  • A page to share information and photos about St Marys County Maryland. Good Morning St Mary’s County! Schools are on a 2 hour delay.
  • This month all dog adoption fees are waived at the St. Mary's County Animal Adoption & Resource Center. Adopt a cutie like Zeus today!
  • St. Mary’s County is bordered to the North by the Patuxent River, to the South by the Potomac, and to the east by the Chesapeake Bay.
  • St. Mary's County as Described in 1904 [1]. This "mother county" dates back to 1634, and has an area of 360 square miles.
  • St. Mary's County, established in 1637, is a county located in the U.S. state of Maryland. As of the 2010 census, the population was 105,151.
  • Resources for homeowners living in Saint Mary's County. Official seal of St Mary's County, MD. ... 1800 North Market Street Frederick, MD 21701.
  • stmarys_county. ... Cradled by the Potomac and Patuxent Rivers and the Chesapeake Bay, St. Mary’s is a peninsula with a 500-mile shoreline to explore.
  • St. Mary's County is located in Maryland with a population of 113,814. ... The public schools in St. Mary's County are highly rated.