About This School
Trinity High School is located in Manchester, NH. It is a private school that serves 409 students in grades 9-12. Trinity High School is coed (school has male and female students) and is Roman Catholic in orientation. The school belongs to the National Catholic Educational Association.
In 2010, Trinity High School had 14 students for every full-time equivalent teacher. The New Hampshire average is 13 students per full-time equivalent teacher.