Holy Trinity Diocesan High School, located in Hicksville, New York, is a private Catholic institution committed to fostering academic excellence, faith development, and personal growth. With a curriculum designed to challenge and inspire, the school offers a wide range of courses, including Advanced Placement and honors options, to prepare students for higher education and beyond. Extracurricular activities, including sports, arts, and community service programs, complement the academic experience, encouraging students to develop their talents and contribute positively to society. The school's dedicated faculty and staff work closely with students to nurture a supportive and inclusive community, rooted in Catholic values and traditions. Holy Trinity Diocesan High School prides itself on its diverse student body, state-of-the-art facilities, and a commitment to preparing young adults for successful futures in a rapidly changing world.