Lạc Sơn district

Lạc Sơn district
Huyện Lạc Sơn
Hwiḙ̂n La̭c Xơn
Nickname: 
"Mother of the Water"
(Mế Nước)
Hổ hamlet ("tiger") of Yên Nghiệp commune in 2022.
Interactive map of Lạc Sơn district
Coordinates: 20°30′00″N 105°30′00″E / 20.500°N 105.500°E / 20.500; 105.500
Country Vietnam
RegionNorthwest
ProvinceHòa Bình
ExistenceXIX century to August 30, 2025
Central hallVụ Bản township
Subdivision1 township and 23 rural communes
Government
 • TypeRural district
Area
 • Total
580 km2 (220 sq mi)
Population
 (2019)
 • Total
136,652
 • Density240/km2 (610/sq mi)
Time zoneUTC+7 (Indochina Time)
ZIP code
3600
WebsiteLacson.Hoabinh.gov.vn
Lacson.Hoabinh.dcs.vn

Lạc Sơn (Mươ̒ng: Hwiḙ̂n La̭c Xơn, Kinh: Huyện Lạc Sơn) is a former rural district of Hòa Bình province in the Northwest region of Vietnam.