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Holy Trinity School

11 N Whittlesey Ave
Wallingford, CT 06492
Holy Trinity School exists to communicate Gospel values, to provide a quality academic program, and to develop a faith community which encourages respect for self, others, and the global community.
Holy Trinity School envisions each student as a person blessed with talents by a loving God.
The teachers are committed to cultivate these talents in a Christian environment and provide each student with academic knowledge, spiritual formation and social awareness so that each student will be prepared to assume a leadership role in society.

Quick Facts (2025-26)

  • Top Ranked CT School
  • Grades: Prekindergarten-8
  • Enrollment: 216 students
  • Yearly Tuition: $6,600
  • Acceptance rate: 85%
  • Average class size: 15 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Top Rankings

Holy Trinity School ranks among the top 20% of private schools in Connecticut for:

Category
Attribute
School History

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1913

Student Body

Total Students
216 students
Student Body Type
Co-ed
% Students of Color
21%
State avg.: 31%
Students by Grade
Holy Trinity School Student By Grade

Academics and Faculty

Total Classroom Teachers
15 teachers
Student-Teacher Ratio
14:1
National avg.:
Average Class Size
15 students

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Yearly Tuition Cost
Acceptance Rate
85%
National avg.: 81%
Application URL

School Notes

  • School Motto: Faith-Knowledge-Success
  • Holy Trinity School exists to communicate Gospel values, to provide a quality academic program, and to develop a faith community which encourages respect for self, others, and the global community.
  • Holy Trinity School envisions each student as a person blessed with talents by a loving God.
  • The teachers are committed to cultivate these talents in a Christian environment and provide each student with academic knowledge, spiritual formation and social awareness so that each student will be prepared to assume a leadership role in society.
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

How much does Holy Trinity School cost?
Holy Trinity School's tuition is approximately $6,600 for private students.
What is the acceptance rate of Holy Trinity School?
The acceptance rate of Holy Trinity School is 85%, which is higher than the national average of 71%.
What is Holy Trinity School's ranking?
Holy Trinity School ranks among the top 20% of private schools in Connecticut for: Oldest founding date.
When is the application deadline for Holy Trinity School?
The application deadline for Holy Trinity School is rolling (applications are reviewed as they are received year-round).
In what neighborhood is Holy Trinity School located?
Holy Trinity School is located in the Wallingford Center neighborhood of Wallingford, CT. There are 5 other private schools located in Wallingford Center.

School Calendar

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Quick Facts (2025-26)

  • Top Ranked CT School
  • Grades: Prekindergarten-8
  • Enrollment: 216 students
  • Yearly Tuition: $6,600
  • Acceptance rate: 85%
  • Average class size: 15 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in New Haven County, CT is $19,075 for elementary schools and $29,229 for high schools (read more about average private school tuition across the country).
The average acceptance rate in New Haven County, CT is 72% (read more about average acceptance rates across the country).

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