St. Gregory the Great Catholic School
Diocesan school · Grades K–8
San Diego, CA
15315 Stonebridge Pkwy, San Diego, CA 92131
Overall grade: B
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B+Class size
- BYears serving families
- ADiversity
What stands out
- One of 18 Catholic schools in San Diego
In San Diego, California, St. Gregory the Great Catholic School is a Catholic diocesan school for students from kindergarten through 8th grade. About 185 students attend, with roughly 19 students per teacher. The school is part of the Diocese of San Diego. The school day runs about 6.5 hours, 176 days a year.
At a glance
- Grades
- Grades K–8
- Students
- 185
- Teachers
- 10 (full-time equivalent)
- Students per teacher
- 18.5
- Boys and girls
- Coed · 81 girls, 104 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of San Diego
- School day
- About 6.5 hours
- School year
- 176 days
- Library
- Yes
Reviews
Be the first to share what you love about St. Gregory the Great Catholic School.
How it compares
- A smaller school: fewer students than 62% of Catholic elementary schools in California.
- Compared with 416 Catholic elementary schools in California.
Students by survey year
Total students reported in official records since 2013–14.
Students by grade
Student body
Member of
- National Catholic Educational Association
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about St. Gregory the Great Catholic School
What grades does St. Gregory the Great Catholic School serve?
St. Gregory the Great Catholic School serves grades K–8.
How many students attend St. Gregory the Great Catholic School?
About 185 students, with 19 students per teacher, according to official records.
How much is tuition at St. Gregory the Great Catholic School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
Other private schools nearby
Skills Learning Center
Early childhood program · Grades Pre-K–K
Smaller classes than 67% of preschools in California
Poway, CA2.1 mi
Legacy Montessori School
Christian (nondenominational) · Montessori · Grades Pre-K–4
One of 2 Montessori schools in Poway
Poway, CA3.5 mi
Montessori Child Development Center
Montessori school · Grades Pre-K–K
Smaller classes than 60% of preschools in California
Poway, CA4.0 mi
Country Montessori School of Poway
Montessori school · Grades Pre-K–5
Smaller classes than 64% of Montessori schools in California
Poway, CA5.2 mi
St. Michael's School
Diocesan school · Grades Pre-K–8
The only Catholic school in Poway
Poway, CA5.3 mi
Fusion San Diego Scripps Ranch
Independent school · Grades 6–12
Smaller classes than 85% of independent schools in California
San Diego, CA5.5 mi