Martinsburg, West Virginia

Martinsburg
Location of Martinsburg in Berkeley County, West Virginia
Martinsburg
Martinsburg
Coordinates: 39°27′13″N 77°59′44″W / 39.45361°N 77.99556°W / 39.45361; -77.99556
CountryUnited States
StateWest Virginia
CountyBerkeley
Government
  MayorKevin Knowles (D)
Area
  City
6.65 sq mi (17.22 km2)
  Land6.63 sq mi (17.17 km2)
  Water0.02 sq mi (0.04 km2)
Elevation
495 ft (151 m)
Population
 (2020)
  City
18,773
  Estimate 
(2019)
18,835
  Density2,632.18/sq mi (1,016.31/km2)
  Urban
43,441
  Metro
260,070 (US: 167th)
Time zoneUTC−5 (EST)
  Summer (DST)UTC−4 (EDT)
ZIP codes
25401–25405
Area code304 681
FIPS code54-52060
GNIS feature ID2390615
Websitecityofmartinsburg.org

Martinsburg is a city in Berkeley County, West Virginia, United States, and its county seat. The population was 18,773 at the 2020 census, making Martinsburg the largest city in the Eastern Panhandle of West Virginia and the sixth-most populous city in the state. It is a principal city of the Hagerstown–Martinsburg metropolitan area extending into Maryland, which had 293,844 residents in 2020.