Tall Timbers, MD

ZIP code 20690 covers the area of St. Leonard in Calvert County, Maryland. This rural community is highlighted by its beautiful waterfront views along the Chesapeake Bay. The most notable landmarks in this ZIP code include Jefferson Patterson Park and Museum, a 560-acre historical and archeological site, as well as the Calvert Cliffs State Park, known for its scenic beaches and fossil hunting opportunities along the cliffs.