St. Mary's County, Maryland

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Government Services

Driver's License & REAL ID

Requirements for REAL ID

  • Birth certificate
  • Passport
  • Social Security card
  • Two MD residency proofs
  • Name change documents
  • Current MD license
Visit DMV Website

Voter Registration

Registration Information

  • Registration Deadline: 30 days before
  • Polling Hours: 7AM-7PM

Early Voting

  • 14-2 days before
Register to Vote

Government Offices

DMV Location

Address: 45685 Elm Ln, St. Mary's, Maryland
Hours: Mon-Fri 8:30-4:30
Phone: (410) 768-7000
Visit Website

Vital Records Office

Address: 21580 Peabody St, St. Mary's, Maryland
Hours: Mon-Fri 8:30-4:30
Phone: (301) 475-4330
Visit Website

County Map

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County Information

Population
113,777
Median Household Income
$92,212
Land Area
361.2 sq mi
Population Density
315 per sq mi
County Seat
Leonardtown

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