Río San Juan Department

CountryNicaraguaCapitalSan CarlosArea • Department7,543 km² (2,912 sq mi)Population • Department137,189 • Density18/km² (47/sq mi) • Urban36,965ISO 3166-2NI-SJ

Río San Juan (Spanish pronunciation: [ˈri.o saŋ ˈxwan]) is a department in Nicaragua. It was formed in 1957 from parts of Chontales and Zelaya departments. It covers an area of 7,543 km² and has a population of 137,189 (2021 estimate). The capital is San Carlos. The department also includes the Solentiname Islands archipelago and the San Juan River, after which it is named. Trinidad, in Río San Juan, is the most southerly point in Nicaragua.

Municipalities

1. El Almendro
2. El Castillo
3. Morrito
4. San Carlos
5. San Juan de Nicaragua
6. San Miguelito