Rosario Municipality, Sinaloa

Municipality of Rosario is a municipality in the Mexican state of Sinaloa in northwestern Mexico. Its seat is the city of El Rosario. According to 2010 census it had 49,380 inhabitants.

Political subdivision
Rosario Municipality is subdivided in 8 sindicaturas:
 * Potrerillos
 * Cacalotan
 * Matatan
 * La Rastra
 * Maloya
 * Pozole
 * Aguaverde
 * Chametla