St Joseph High School is a 4-year, co-ed, college preparatory school.
St Joseph High School strives to be the premier college preparatory school in Southern Connecticut. The school provides a learning environment that embraces the Gospel values of the Roman Catholic faith and promotes a commitment to family and community. The school prepares our young women and young men to realize their potential, helps them excel in higher education and provides a foundation to guide them throughout their lives. We are to develop educated and creative thinkers who exhibit superior intellectual and communication skills.

Quick Stats (2021-22)

  • Top Ranked CT School
  • Grades: 9-12
  • Students: 794 students
  • Yearly Tuition: $17,100
  • Average class size: 18 students
  • Application Deadline: Nov. 17 / rolling

Top Rankings

St. Joseph High School ranks among the top 20% of private schools in Connecticut for:

School Overview

Religious Affiliation
Grades Offered
Grades 9-12
ADD/ADHD Support
Learning Difference Programs
Learning Programs Supported
mild learning differences
Year Founded
Summer School Offered
Summer Program Details

Student Body

Total Students
794 students
Student Body Type
% Students of Color
State avg.: 28%
Students by Grade
St. Joseph High School Student By Grade

Academics and Faculty

Total Classroom Teachers
92 teachers
Student : Teacher Ratio
National avg.: 13:1
% Faculty w/Advanced Degree
Average Class Size
18 students
Number of AP Courses
17 courses
List of Courses Offered
Advanced Courses
AP American Government & Politics, AP Biology & Lab, AP Calculus AB, AP Calculus BC, AP Chemistry & Lab, AP Economics (Micro & Macro), AP English Language & Composition, AP English Literature & Composition, AP Environmental Sciences, AP European History, AP French Language & Culture, AP Physics C, AP Psychology, AP Spanish Language & Culture, AP Statistics, AP United States History
Average SAT score
Average ACT score
Matriculation DataMatric. Data
Classroom Dress Code
(Uniform shirts with dress slacks or skirts)

Tuition and Acceptance Rate

Admission Deadline
Nov. 17 / rolling
Yearly Tuition Cost
Tuition Notes
Tuition is inclusive of textbooks, participation fees for activities, and all sports (except hockey). All students are required to purchase an iPad (if not already owned) All students must purchase a uniform (donated uniforms available in June 2019)
% on Financial Aid
Average Financial Aid Grant
Admissions Director
Jessica Costa, MBA
Admissions Associate
Linda Lucy



Total ExtracurricularsTotal Extra-curric.
42 extracurriculars
Club or Organization:
Amaranth, Art/Portfolio, Astronomy Club, Camp Sunshine, Campus Ministry, Chess Club, Debate Club, French Club, Freshman Guides, Go Green Ecology Club, HeART Club, Interact Club, Irish Club, Italian Club, Italian National Honor Society, Jazz Band, Jeopardy Club, Letters of Love Club, Math Team, Multicultural Club, National Chinese Honor Society, National Honor Society, Philosophy Club, Ping Pong Club, Pottery Club, RAAFT Club, SADD Club, Spanish Club, Spanish National Honor Society, Stem Club, Stock Market Club, Student Ambassadors, Student Council, Women's Studies Club, Zumba Club

Arts and Music Programs:
AV Club, Drama Club, English Club, Guitar Club, Music Ministry, Writing Center, Yearbook

School Notes

  • St Joseph High School is the premier college preparatory school in Southern CT. It matters where you go to high school, but with whom you go matters more. 
Profile last updated: 08/05/2021

School Reviews

  5.00 out of 5  (3 reviews)
St. Joseph High School is one of the greatest schools you could choose for your child to grow and learn. The students at St. Joseph are incredibly empathetic and truly enjoy serving with and for others. They are more than just students - they play sports (on championship teams!); they study hard; they travel on immersion trips, and they truly enjoy spending their days at school.
- Posted by
Fantastic school where academic excellence is expected. My son loves this school and all it has to offer from many honors and AP courses to great athletics. A caring and involved staff round out his educational experience. Best decision we ever made!
- Posted by
A great environment with fantastic teachers & support staff. Simply an outstanding high school!
- Posted by

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Quick Stats (2021-22)

  • Top Ranked CT School
  • Grades: 9-12
  • Students: 794 students
  • Yearly Tuition: $17,100
  • Average class size: 18 students
  • Application Deadline: Nov. 17 / rolling

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Did You Know?

The average private school tuition in Fairfield County, CT is $23,094 for elementary schools and $33,605 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Fairfield County, CT is 74% (read more about average acceptance rates across the country).

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