Louisa County, Virginia

Louisa County
Location within the U.S. state of Virginia
Virginia's location within the U.S.
Coordinates: 37°59′N 77°58′W / 37.99°N 77.96°W / 37.99; -77.96
Country United States
State Virginia
Founded1742
Named afterLouise of Great Britain
SeatLouisa
Largest townLouisa
Area
  Total
511 sq mi (1,320 km2)
  Land496 sq mi (1,280 km2)
  Water15 sq mi (40 km2)  2.9%
Population
 (2020)
  Total
37,596
  Density74/sq mi (28/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district5th
Websitewww.louisacounty.com

Louisa County is a county located in the Commonwealth of Virginia. As of the 2020 census, the population was 37,596. The county seat is Louisa.