Nieto was born on 20 July 1966 in Atlacomulco, State of Mexico, a city 55 miles (89 km) northwest of Mexico City. He is the oldest of four siblings; his father, Gilberto Enrique Peña del Mazo, was an electrical engineer; his mother, María del Perpetuo Socorro Ofelia Nieto Sánchez, a schoolteacher. He is the nephew of two former governors of the State of México: on his mother's side, Arturo Montiel; on his father's, Alfredo del Mazo González. He attended Denis Hall School in Alfred, Maine, during one year of junior high school in 1979 to learn English. After living in Atlacomulco for the first 11 years of his life, Peña Nieto's family moved to the city of Toluca.