Frederick County, Virginia

39°13′N 78°16′W / 39.21°N 78.26°W / 39.21; -78.26

Frederick County
County
The Old Frederick County Courthouse in Winchester
Flag Seal
Location within the U.S. state of Virginia
Virginia's location within the U.S.
Coordinates: 39°13′N 78°16′W / 39.21°N 78.26°W / 39.21; -78.26
Country	United States
State	Virginia
Founded	1743
Named for	Frederick, Prince of Wales
Seat	Winchester
Largest town	Winchester
Area
• Total	416 sq mi (1,080 km2)
• Land	414 sq mi (1,070 km2)
• Water	2 sq mi (5 km2)  0.5%
Population  (2020)
• Total	91,419
• Density	220/sq mi (85/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	6th
Website	www.fcva.us

Frederick County is located in the Commonwealth of Virginia. As of the 2020 census, the population was 91,419.^[1] Its county seat is Winchester.^[2] The county was formed in 1743 by the splitting of Orange County. It is Virginia's northernmost county. Frederick County is included in the Winchester, VA-WV Metropolitan Statistical Area, which is also included in the Washington-Baltimore-Northern Virginia, DC-MD-VA-WV-PA Combined Statistical Area.