Boonsboro, Maryland

Boonsboro, Maryland
Downtown Boonsboro
Location of Boonsboro in Maryland
Coordinates: 39°30′30″N 77°39′14″W / 39.50833°N 77.65389°W / 39.50833; -77.65389
CountryUnited States
StateMaryland
CountyWashington
Founded1792
Incorporated1831
Area
  Town
3.06 sq mi (7.92 km2)
  Land3.05 sq mi (7.91 km2)
  Water0.01 sq mi (0.01 km2)  0.34%
  Urban
1.34 sq mi (3.43 km2)
Elevation
505 ft (154 m)
Population
 (2020)
  Town
3,799
  Density1,244.35/sq mi (480.46/km2)
Time zoneUTC-5 (Eastern)
  Summer (DST)UTC-4 (Eastern)
ZIP code
21713
Area code(s)301 and 240
FIPS code24-08625
GNIS feature ID2390740
Website

Boonsboro is a town in Washington County, Maryland, United States, located at the foot of South Mountain. It nearly borders Frederick County and is proximate to the Antietam National Battlefield. The population was 3,779 at the 2020 census.