Washoe County, Nevada

Washoe County
Location within the U.S. state of Nevada
Nevada's location within the U.S.
Coordinates: 40°38′N 119°41′W / 40.63°N 119.68°W / 40.63; -119.68
Country United States
State Nevada
FoundedNovember 25, 1861 (1861-11-25)
Named afterWashoe people
SeatReno
Largest cityReno
Area
  Total
6,542 sq mi (16,940 km2)
  Land6,302 sq mi (16,320 km2)
  Water240 sq mi (600 km2)  3.7%
Population
 (2020)
  Total
486,492
  Estimate 
(2024)
507,280
  Density74/sq mi (29/km2)
Time zoneUTC−8 (Pacific)
  Summer (DST)UTC−7 (PDT)
Congressional district2nd
Websitewashoecounty.gov

Washoe County (/ˈwɒʃ/) is a county in the U.S. state of Nevada. As of the 2020 census, the population was 486,492, making it Nevada's second-most populous county. Its county seat is Reno. Washoe County is included in the Reno, NV Metropolitan Statistical Area.