Berkeley County
Also known as Berkeley County, West Virginia, Berkeley County, Virginia, Berkeley County, WV
county in West Virginia, United States of America
Key facts
- Country
- United States
- State
- West Virginia
- Founded
- May 15, 1772
- Seat
- Martinsburg
- Commission president
- Jim Whitacre ( R )
- County commission
- James Barnhart, H.D. Boyd ( R ) , Steve Catlett ( R )
- Total
- 321.56 sq mi (832.8 km )
- Land
- 321.15 sq mi (831.8 km )
- Water
- 0.41 sq mi (1.1 km ) 0.5%
- Rank
- 40th
- Estimate 2025
- 139,522
- Density
- 380.12/sq mi (146.77/km )
- Time zone
Article
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 metropolitan area. As of the 2020 census, the county population was 122,076, making it the second-most populous of West Virginia's 55 counties, behind Kanawha County. The City of Martinsburg is the county seat.
History