Trinity High School

  • Trinity High School is a diocesan, Catholic, co-educational community, fostering mutual respect among students, faculty, staff and parents.
  • Its ministry is to teach the Gospel message, build fellowship and effect change through service to others.
  • Catholic values permeate the school's college preparatory curriculum for the maximum development of the whole person.
  • As a Catholic school and caring community, we are committed to the following objectives: to make students aware of peace and justice issues and provide them with motivation and empowerment to become involved; to offer a college-preparatory program that stimulates intellectual, creative, emotional and physical growth and develops critical thinking skills; to encourage in students a healthy respect for self, family, school and society while fostering caring relationships within the Trinity family; to maintain a strong campus ministry program which will infuse into all aspects of the school a sense of Catholic values and traditions, provide varied and age-appropriate religious worship experiences, all leading to an enhanced spiritual and moral development in students; and to provide an ordered and disciplined environment which facilitates the development of the whole person, while encouraging all individual gifts and talents.

Top Placements

Trinity High School places among the top 20% of private schools in New Hampshire for:

School Overview

School Membership(s)School Assoc.National Catholic Educational Association (NCEA)
Religious AffiliationRoman Catholic
Grades OfferedGrades 9-12

Student Body

Total Students315 students
Student Body TypeCo-ed
% Students of Color
10%
State avg.: 16%
Students by Grade Trinity High School Student By Grade

Academics and Faculty

Total Classroom Teachers27 teachers
Student : Teacher Ratio12:1
National avg.: 13:1

Finances and Admission

Admission DeadlineNone / Rolling
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  • School Location Miles Grades Students
  • Manchester
    Grades: 6-12 | 386 students
    2.9 miles
    2108 River Road
    Manchester, NH 03104
    (603) 669-4524
    2.9 6-12
    386
  • Nashua
    Grades: 9-12 | 789 students
    17.9 miles
    194 Lund Road
    Nashua, NH 03060
    (603) 889-4107
    17.9 9-12
    789
  • Dover
    Grades: 9-12 | 400 students
    32.1 miles
    197 Dover Point Rd
    Dover, NH 03820
    (603) 742-3206
    32.1 9-12
    400
  • Merrimack
    Grades: PK-12 | 251 students
    14.4 miles
    517 Boston Post Rd
    Merrimack, NH 03054
    (603) 880-6832
    14.4 PK-12
    251
  • Byfield
    Grades: 9-12 | 423 students
    32.2 miles
    1 Elm St
    Byfield, MA 01922
    (978) 465-1763
    32.2 9-12
    423

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Did You Know?
The average acceptance rate in Manchester, NH is 81% (read more about average acceptance rates across the country).