 Students already in the Tenafly district for grades 11 and 12 when the Cresskill school opened remained at Tenafly High School until graduation, which meant that the first graduating class was the Class of 1965.The school was the 18th-ranked public high school in New Jersey out of 339 schools statewide in "New Jersey Monthly" magazine's September 2014 cover story on the state's "Top Public High Schools", using a new ranking methodology.The school had been ranked 29th in the state of 328 schools in 2012, after being ranked 55th in 2010 out of 322 schools listed.