St. Theresa School 300 Dalmeny Rd, Briarcliff Manor, NY10510 St. Theresa School was founded in 1965. It is the parochial elementary school of the parish of the same name. The…More school goes from Pre-K to eighth grade. Children can register for the school if they live in Briarcliff Manor and nearby districts. The school is part of the Archdiocese of New York.