Riverdale Country School is a co-educational, independent, college-preparatory day school in New York City serving pre-kindergarten through twelfth grade. It is located on two campuses covering more than 27.5 acres (111,000 m2) in the Riverdale section of the Bronx, New York, United States. Started as a school for boys, Riverdale Country School became fully coeducational in 1972. It currently serves 1,140 students. Source: Wikipedia (en)