Staten Island Academy is a coeducational, college-preparatory day school located on a 14-acre (57,000 m²) campus in Staten Island in New York City, USA. Founded in 1884 by Anton Methfessel, it is the oldest private school on Staten Island, and is the only independent school (non-public, non-religious) in the borough. It educates students from pre-Kindergarten through grade 12 high school. Current enrollment is 390 students and offers a student to teacher ratio of 7:1. Albert Cauz is the current head of school. The school is composed of three divisions: Lower School, Pre-K-Gr. 4; Middle School, Gr. 5-8; Upper School, Gr. 9-12. The Head of Lower, Middle and Upper School is Eileen Corigliano. The campus has seven buildings: the Early Childhood Building, the Art Barn, Haugen Hall, Kearns Hall, Crowe Hall, Alumni Hall and the OJ Buck Gymnasium. The school's accreditations include the Middle States Association of Colleges and Schools, and the New York State Association of Independent Schools.