Nyack High School is a secondary school serving parts of the Town of Orangetown and Town of Clarkstown, New York, United States. The original Nyack High School building is now part of BOCES. Since 1990, Nyack High School has been located less than a mile north of the old facility, at the corner of Christian Herald Road and Highland Avenue-(U.S. Route 9W). Nyack High School is... Wikipedia