Holy Trinity Diocesan High School, founded in 1966 by the Diocese of Rockville Centre, is a private Catholic high school located in Hicksville, New York (40 minutes from Manhattan). Recognized by the U.S. Department of Education’s Exemplary Schools Program as a Blue Ribbon School, Holy Trinity has also been awarded “Best Catholic High School”, “Best Principal”, “Best Teacher”, and “Best School Spirit” among regional Catholic high schools. Holy Trinity draws students from 62 school districts in Nassau, Suffolk, Queens and Brooklyn.
Holy Trinity is a place of vibrant inquiry and exploration, where rigorous academic programs are personalized and structured to meet the student’s strength in every subject area. The curriculum includes both AP and Dual Enrollment College Courses. The School boasts a 100% graduation rate and students have been accepted to Ivy League and high-tiered universities, including Princeton, Harvard, Yale, Columbia, Brown, Stanford, University of California, New York University, Boston College, Northeastern University, to name a few.
The Visual Arts Program invites students to explore many areas of artistic expression, culminating with the annual school-wide Art Show. Holy Trinity’s renowned Performing Arts Program is recognized as one of the finest on Long Island, offering Theater, Dance, Music, Choir, Broadcasting, and Film, Television & Music Production.
Seventy percent of Holy Trinity’s students participate in at least one sport and coaches share a deep commitment to faithful practice and the development of student-athletes. Athletic accomplishments include 2021 Catholic High School Football League Champions, 2017-2022 Catholic High School Girls Soccer Champions, 2019 and 2021 Catholic High School Boys Basketball Championship; 2019 and 2022, Girls Lacrosse Conference Champions, 2019 Girls Basketball and Girls Lacrosse State Champions, 2017-2019 Track and Field State Champions, and 2019 Wrestling League Champion.
Accredited by Cognia, North Central Association and the Board of Regents of the University of the State of New York, Holy Trinity is a recipient of the National Exemplary School Award. Admission is selective, based on the TACHS exam and 7th and 8th grade achievement.
Ninety eight percent of Holy Trinity’s faculty holds a Master’s degree or higher and 40% are graduates of Holy Trinity High School.