Trinity High School educates young men and women in grades 9 through 12 in the Catholic tradition of values and excellence. Serving families of the greater Harrisburg area, Trinity partners with parents, parishes, and community to accomplish its goals.
The administration, faculty, and staff commit themselves to teaching skills for lifelong learning, challenging students to achieve their personal best, and encouraging students to minister through service.
We value our Catholic identity and the integral part we play in the church's mission to proclaim the Gospel, build faith communities, and promote service to others.
We value educational excellence as a challenge to both faculty and students to pursue intellectual development and achieve their personal best.
We value our unique, faith-centered community, which is nurtured through our families and parishes.
The Trinity community strives to create a supportive and challenging environment, which affirms the dignity of all persons.
We value our commitment to live honest, sincere, and upright lives in the classroom, through extra-curricular activities, and in the community.
Quick Stats (2023)
- Top Ranked PA School
- Grades: 9-12
- Enrollment: 519 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Trinity High School ranks among the top 20% of private schools in Pennsylvania for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
1963
School Calendar
Awards
Blue Ribbon School - Selected in n/a
Student Body
Total Students
519 students
Student Body Type
Co-ed
% Students of Color
16%
State avg.: 26%
Students by Grade

Academics and Faculty
Total Classroom Teachers
46 teachers
Student : Teacher Ratio
11:1
National avg.: 13:1
Number of AP Courses
13 courses
Average SAT score
1160
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Admissions Director
Ms. Eileen Poplaski
School Notes
- Trinity High School educates young men and women in grades 9 through 12 in the Catholic tradition of values and excellence. Serving families of the greater Harrisburg area, Trinity partners with parents, parishes, and community to accomplish its goals. The administration, faculty, and staff commit themselves to teaching skills for lifelong learning, challenging students to achieve their personal best, and encouraging students to minister through service. We value our Catholic identity and the integral part we play in the church's mission to proclaim the Gospel, build faith communities, and promote service to others. We value educational excellence as a challenge to both faculty and students to pursue intellectual development and achieve their personal best. We value our unique, faith-centered community, which is nurtured through our families and parishes. The Trinity community strives to create a supportive and challenging environment, which affirms the dignity of all persons. We value our commitment to live honest, sincere, and upright lives in the classroom, through extra-curricular activities, and in the community.
Source: Verified school update
Frequently Asked Questions
What is Trinity High School's ranking?
Trinity High School ranks among the top 20% of private schools in Pennsylvania for: Largest student body.
When is the application deadline for Trinity High School?
The application deadline for Trinity High School is rolling (applications are reviewed as they are received year-round).
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