Our Lady of Guadalupe Catholic School is a dual-language, dual-campus school located in Central Islip (N-4) and Deer Park (N-8) on Long Island. Our Lady of Guadalupe School challenges all students with rigorous academics in a highly supportive and compassionate atmosphere. Inspired by the Blessed Mother, the OLG school community is based upon relationships, aspiring to the family spirit so beautifully modeled by the Holy Family.