Escuinapa de Hidalgo is a city in Escuinapa Municipality of the same name, located at the extreme southern end of the Mexican state of Sinaloa. At the census of 2005 the city had a population of 28,789 inhabitants (the sixth-largest community in the state), while the municipality reported 49,655 inhabitants. The municipality has an area of 1633.22 kmò (630.58 sq mi) and includes the towns of and Teacapan, in addition to many smaller localities.