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Calvert County, Maryland

Calvert County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 94,913 (2024)
ID: 105976
County Official County Government
Contact: COUNTY ADMINISTRATOR
175 MAIN ST, PRINCE FREDERICK MD 20678-9302
GUS Population: 6,504 (2024)
ID: 105995
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 400, CHESAPEAKE BEACH MD 20732-0400
GUS Population: 2,178 (2024)
ID: 128029
Municipal Municipal Government Within County
Contact: TREASURER
PO BOX 99, NORTH BEACH MD 20714-0099