Clarkstown High School North is a high school located in New City, New York, United States, educating students in grades 9 through 12. It is one of two high schools in the Clarkstown Central School District (CCSD). Since 2006, North has offered the International Baccalaureate Diploma Programme to juniors and seniors. In 2015 U.S. News & World Report ranked Clarkstown North... Wikipedia