Choibalsan (city)

Choibalsan
Чойбалсан
ᠴᠣᠶᠢᠪᠠᠯᠰᠠᠩ
Herlen District
Хэрлэн сум
ᠬᠡᠷᠦᠯᠦᠨᠰᠤᠮᠤ
Dornod Provincial Government Building in Choibalsan
Choibalsan
Coordinates: 48°04′42″N 114°32′06″E / 48.07833°N 114.53500°E / 48.07833; 114.53500
CountryMongolia
ProvinceDornod Province
Area
 • Total
281 km2 (108 sq mi)
Elevation
747 m (2,451 ft)
Population
 (2025)
 • Total
38,537
 • Density137/km2 (355/sq mi)
Time zoneUTC+8 (UTC + 8)
Area code+976 (0)158
Websitewww.dornod.gov.mn

Choibalsan (Mongolian: Чойбалсан) is the fourth-largest city in Mongolia after Ulaanbaatar, Darkhan, and Erdenet. The name of the city was Bayan Tümen (Баян Түмэн) until 1941, when it was renamed after the communist leader Khorloogiin Choibalsan in honor of the 20th anniversary of the Mongolian Revolution of 1921. It is the capital of the province of Dornod with the city's administrative unit named as Kherlen sum, enclosing an area of 281 square kilometres or 108 square miles. It is situated at the Kherlen River, at an elevation of 747 metres or 2,451 feet above sea level.