Middletown, Maryland

Middletown, Maryland
Main Street, Middletown
Location of Middletown, Maryland
Coordinates: 39°26′28″N 77°32′38″W / 39.44111°N 77.54389°W / 39.44111; -77.54389
Country United States of America
State Maryland
CountyFrederick
Incorporated1833
Area
  Total
2.12 sq mi (5.49 km2)
  Land2.12 sq mi (5.48 km2)
  Water0.00 sq mi (0.01 km2)
Elevation
564 ft (172 m)
Population
 (2020)
  Total
4,943
  Density2,333.81/sq mi (901.24/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP code
21769
Area code(s)301, 240
FIPS code24-52425
GNIS feature ID0585831
Websitewww.middletown.md.us

Middletown is a town in Frederick County, Maryland, United States. The population was 4,136 as of the 2010 census. Located in the Middletown Valley that stretches between the Catoctin Mountains on the east and South Mountain on the west, the town reportedly gained its name from its location midway between those ranges.