Sado, Niigata

Sado
佐渡市
Sado City
Sado gold mineRyotsu Port
Taraibune in OgiShukunegi
Flag of Sado
Official seal of Sado
Location of Sado in Niigata Prefecture
Location of Sado in Niigata Prefecture
Sado is located in Japan
Sado
Sado
Coordinates: 38°01′06″N 138°22′06″E / 38.01833°N 138.36833°E / 38.01833; 138.36833
Country Japan
IslandHonshu
RegionChūbu
PrefectureNiigata Prefecture
First official recorded135 AD
As city of RyōtsuNovember 3, 1954
Town merger and new nameMarch 1, 2004
Government
 • MayorRyugo Watanabe (since April 2020)
Area
 • Total855.69 km2 (330.38 sq mi)
Population
 (June 1, 2023)
 • Total48,195
 • Density56/km2 (150/sq mi)
Time zoneUTC+9 (Japan Standard Time)
Address232 Chigusa, Sado-shi, Niigata-ken
ClimateCfa
Websitewww.city.sado.niigata.jp
Symbols
FlowerDaylily
TreeThujopsis
Sado City Hall

Sado (佐渡市, Sado-shi) is a city located on Sado Island (佐渡島, Sado-shima/Sado-ga-shima) in Niigata Prefecture, Japan. Since 2004, the city has comprised the entire island, although not all of its total area is urbanized. Sado is the sixth largest island of Japan in area following the four main islands and Okinawa Island (excluding the Northern Territories). As of June 1, 2023, the city has an estimated population of 48,195 and a population density of 56.3 inhabitants per square kilometre (146/sq mi). The total area is 855.69 square kilometres (330.38 sq mi).