St. Gregory School

3440 N 18th Ave Phoenix, AZ 85015
www.stgphx.org

Quick Facts (2026-27)

  • Top Ranked AZ School
  • Grades: Prekindergarten-8
  • Enrollment: 401 students
  • Yearly Tuition: $7,500
  • Acceptance rate: 90%
  • Average class size: 20 students
  • Application Deadline: None / Rolling
  • Source: Verified school update
St. Gregory School Photo #1 - A Christ-centered curriculum.
St. Gregory School Photo #2 - One of our STEM activities...participating in the Honeywell Challenge.

Quick Facts (2026-27)

  • Top Ranked AZ School
  • Grades: Prekindergarten-8
  • Enrollment: 401 students
  • Yearly Tuition: $7,500
  • Acceptance rate: 90%
  • Average class size: 20 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

School Rankings

St. Gregory School ranks among the top 20% of private schools in Arizona for:

Category
Attribute
Student Body
School History

School Facts

Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Students By Grade
ADD/ADHD Support
Yes
Learning Difference Programs
Yes
Learning Programs Supported
Autism, learning disabilities, hearing impaired, ADHD
Year Founded
1948

Student Body

Total Students
401 students
Student Body Type
Co-ed
% Students of Color
83%
State avg.: 39%

Academic Profile

Total Classroom Teachers
25 teachers
Student-Teacher Ratio
16:1
National avg.: 11:1
% Faculty w/Advanced Degree
50%
Average Class Size
20 students
Classroom Dress Code
Casual
St. Gregory Catholic School Uniform
Advanced Courses
7th grade Honors English7th grade Honors Literature
7th grade Pre-Algebra8th grade Algebra I
8th grade Honors English8th grade Honors Literature

Tuition & Financial Aid

Admission Deadline
None / Rolling
Yearly Tuition Cost
Tuition Notes
Tuition rage is $6,500 to $7,500 depending on grade level & parishioner status. Scholarships may cover up to 100% available based on need & application submission.
% on Financial Aid
90%
Average Financial Aid Grant
$3,000
Acceptance Rate
90%
National avg.: 82%
Admissions Director
Margaret Welfelt
Admissions Associate
Lidia Quijada
Application URL

Sports

Total Sports Offered
6 sports
School Mascot
Spartans

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
6 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
STEM ActivitiesStudent Council
Twinkle Toes


Arts and Music Programs:
Theatre


Recreational Athletic Programs:
Soccer ShotsSports Program

School Notes

  • Our Mission: The Community of St. Gregory Catholic School stives to be disciples of Jesus, who follow God's call to live our Catholic faith through worship, service and academic greatness.
  • It is a privilege to serve the children of this school. We believe every day should be a delightful journey of spiritual growth, learning, and discovery.
  • Our traditions and culture reflect the strong spirituality of our community, as well as the academic success and caliber of our students and staff.
  • St. Gregory's staff is deeply committed to high achievement for each of our students. Our mission, philosophy, and student learning expectations describe our commitment to ensuring that all of our students reach their full spiritual, academic, intellectual, and creative potential.
  • Our parents also play a vital role in the education of our children and offer incredible support in and out of the classroom.
  • Educating Hearts and Minds since 1948
  • Advanced Curriculum
  • Welcoming Community
  • Extracurricular Activities
  • Early Day & Extended Day Services
Source: Verified school update

Frequently Asked Questions

How much does St. Gregory School cost?
St. Gregory School's tuition is approximately $7,500 for private students.
What is the acceptance rate of St. Gregory School?
The acceptance rate of St. Gregory School is 90%, which is higher than the national average of 87%.
What sports does St. Gregory School offer?
St. Gregory School offers 6 interscholastic sports: Baseball, Basketball, Football, Soccer, Softball and Volleyball.
What is St. Gregory School's ranking?
St. Gregory School ranks among the top 20% of private schools in Arizona for: Highest percentage of students of color, Largest student body and Oldest founding date.
When is the application deadline for St. Gregory School?
The application deadline for St. Gregory School is rolling (applications are reviewed as they are received year-round).
In what neighborhood is St. Gregory School located?
St. Gregory School is located in the Encanto Village neighborhood of Phoenix, AZ. There are 2 other private schools located in Encanto Village.

School Reviews

  5.00 out of 5  (2 reviews)
5  
I really love this school and I've been here since pretty school I've made some pretty great friends over the years and this school is always and forever will be my St.Gregory family and if Mrs.Graves or Mrs.DeGrose is reading this thank for doing my idea of the sticky notes
- Posted by
5  
We attended Grandparents Day and met our 2 grandson's teachers, who were preschool and kindergarten. They were very friendly and knowledgeable. The children were all very happy and well managed. I think Saint Gregory's School is wonderfully diverse and focused on learning. Sincerely, Mark Tellier
- Posted by

Endorse St. Gregory School. Endorsements should be a few sentences in length. Please include any comments on:

  • Quality of academic programs, teachers, and facilities
  • Availability of music, art, sports and other extracurricular activities
  • Academic or athletic awards
Endorse this school

Recent Articles

When Your Child Outpaces the Private School Curriculum
When Your Child Outpaces the Private School Curriculum
Learn what parents can do when a child finishes private school coursework early, including acceleration, curriculum compacting, advanced classes, enrichment, and signs the school needs a new plan.
How Much Teacher Access Does Your Child Get?
How Much Teacher Access Does Your Child Get?
Learn how to evaluate teacher access at private schools, including extra-help time, advising, communication, academic support, and the questions families should ask before choosing a school today.
When a Private School Teacher Leaves Midyear
When a Private School Teacher Leaves Midyear
When a private school teacher leaves midyear, parents need clear answers. Learn what schools should do, what children may experience, and when a departure signals deeper concerns.
School location map

Request Info

Did You Know?

The average private school tuition in Phoenix, AZ is $13,303 for elementary schools and $17,037 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Phoenix, AZ is 87% (read more about average acceptance rates across the country).

Quick Links