Buckley School is an independent, K-9 day school for boys located on the Upper East Side of Manhattan, New York City, United States. The school has three divisions: Lower School (K-3), Middle School (4-6) and Upper School (7-9), with a student body of approximately 370 pupils and 90 faculty and staff members. The head of school is Gregory J. O’Melia, the sixth head to be appointed since the school's founding in 1913.