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St. Pius-st. Matthias Academy

7851 Gardendale St
Downey, CA 90242
St. Pius–. Matthias Academy in Downey, CA, serves 451 udents in grades 9–12 within a Catholic, co–educational suburban setting.
The school maintains a udent–teacher ratio of 15:1 with a faculty of 30 teachers to support its secondary education program.
Founded in 2013, the academy occupies a 17–acre campus offering high school education in the Downey area.
Annual tuition is $11,800, reflecting the co of enrollment in this California private high school.
The udent body includes 26.4% students of color, contributing to the diversity of this Southern California secondary school.

Quick Facts (2026)

  • Top-Ranked CA School
  • Grades: 9-12
  • Enrollment: 451 students
  • Yearly Tuition: $11,800
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Top Rankings

St. Pius-st. Matthias Academy ranks among the top 20% of private schools in California for:

Category
Attribute

School Overview

Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
2013
Colors
Grey, Crimson
School Calendar
Campus Size
17 acres

Student Body

Total Students
451 students
Student Body Type
Co-ed
% Students of Color
26%
State avg.: 51%
Students by Grade
St. Pius-st. Matthias Academy Student By Grade

Academics and Faculty

Total Classroom Teachers
30 teachers
Student-Teacher Ratio
15:1
National avg.:

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Yearly Tuition Cost
Application URL

School Notes

  • School Motto: Pride – Virtue – Purpose
  • Sample of notable school alumni/alumnae:
    Source: National Center for Education Statistics (NCES)

    Frequently Asked Questions

    How much does St. Pius-st. Matthias Academy cost?
    St. Pius-st. Matthias Academy's tuition is approximately $11,800 for private students.
    Who are famous alumni from St. Pius-st. Matthias Academy?
    St. Pius-st. Matthias Academy famous alumni include: .
    What is St. Pius-st. Matthias Academy's ranking?
    St. Pius-st. Matthias Academy ranks among the top 20% of private schools in California for: Largest student body.
    When is the application deadline for St. Pius-st. Matthias Academy?
    The application deadline for St. Pius-st. Matthias Academy is rolling (applications are reviewed as they are received year-round).

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    Quick Facts (2026)

    • Top-Ranked CA School
    • Grades: 9-12
    • Enrollment: 451 students
    • Yearly Tuition: $11,800
    • Application Deadline: None / Rolling
    • Source: National Center for Education Statistics (NCES)

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    Did You Know?

    The average private school tuition in California is $17,521 for elementary schools and $23,317 for high schools (read more about average private school tuition across the country).
    The average acceptance rate in California is 81% (read more about average acceptance rates across the country).

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