Academics | Hackley School Contact Visit Apply Parent Portal Academics Academics Academics The K-12 Curriculum Lower School: Grades K-4 Middle School: Grades 5-8 Upper School: Grades 9-12 Global Education Independent Research Programs College Counseling Student Support Hackley Libraries Level 1 The K-12 Curriculum Lower School: Grades K-4 Middle School: Grades 5-8 Upper School: Grades 9-12 Global Education Independent Research Programs College Counseling Student Support Hackley Libraries HackleySchool Calendar Alumni Parent Portal Team Schedules Giving Financial Aid 293 Benedict Avenue, Tarrytown, NY 10591 Get directions 914-366-2600 Privacy Policy & Terms of Use & Nondiscrimination Interactive Schools , powered by SprX™ Lower School (Grades K-4) Middle School (Grades 5-8) Upper School (Grades 9-12)