Bustos, officially the Municipality of Bustos, is a 1st class municipality in the province of Bulacan, Philippines. According to the 2020 census, it has a population of 77,199 people. The town got its name from Jose Pedro Perez de Busto(s), a mining engineer from Villaviciosa, Asturias, Spain, served as the right-hand of Simón de Anda y Salazar, and was appointed teniente general alcalde of Bulacan.