Hackley School

Hackley School is a private college preparatory school located in Tarrytown, New York, and is a member of the Ivy Preparatory School League.

Founded in 1899 by philanthropist , the school was intended to be a Unitarian alternative to Episcopal boarding schools. Since its founding, Hackley has dropped its Unitarian affiliations and changed from all-boys to coeducational.

The head of school is Charles Franklin.