Chinandega is a city and the departmental seat of Chinandega department (4,822.42 km2) in Nicaragua. It is also the administrative centre of the surrounding municipality of the same name. It is Nicaragua's fourth largest city, with a population of 121,793 inhabitants (2006), and with 151,000 in the municipality. It is located about 80 miles (134 km) northwest of Managua and about 43 miles (72 km) southwest of El Guausaule, on the border with Honduras.