Some of the cities, towns, and places in Berkeley County are Allensville, Arden, Baker Heights, Baxter, Bedington, Berkeley, Bessemer, Blairton, Bunker Hill, Darkesville, Douglas Grove, Falling Waters, Files Crossroad, Ganotown, Georgetown, Gerrardstown, Glengary, Greensburg, Grubbs Corner, Hainesville, Hedgesville, Inwood, Johnsontown, Jones Springs, Little Georgetown, Marlowe, Martinsburg, Nipetown, Nollville, North Mountain, Pikeside, Ridgeway, Scrabble, Shanghai, Spring Mills, Swan Pond, Tablers Station, Tarico Heights, Tomahawk, Union Corner, Van Clevesville, Vanville, Winebrenners Crossroad, Wynkoop Spring
Berkeley County is located in the Shenandoah Valley in the Eastern Panhandle region of West Virginia in the United States. The county is part of the Hagerstown-Martinsburg, MD-WV Metropolitan Statistical Area.
As of the 2010 census, the county population was 104,169, making it the second-most populous of West Virginia's 55 counties, behind Kanawha. The City of Martinsburg is the county seat.