St. Irenaeus Parish School
Diocesan school · Grades K–8
Cypress, CA
9201 Grindlay St, Cypress, CA 90630
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B+Class size
- A-Years serving families
- A+Diversity
What stands out
- The only Catholic school in Cypress
- Serving families in Cypress since at least 2011
St. Irenaeus Parish School is a Catholic diocesan school in Cypress, California, for students from kindergarten through 8th grade. It has about 332 students and around 18 students per teacher. Its enrollment has held steady since 2011–12. The school is part of the Diocese of Orange. Students attend about 7 hours a day, 180 days a year.
At a glance
- Grades
- Grades K–8
- Students
- 332
- Teachers
- 18.6 (full-time equivalent)
- Students per teacher
- 17.8
- Boys and girls
- Coed · 179 girls, 153 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Orange
- School day
- About 7 hours
- School year
- 180 days
- Library
- Yes
Reviews
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How it compares
- Larger than 89% 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 2011–12.
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. Irenaeus Parish School
What grades does St. Irenaeus Parish School serve?
St. Irenaeus Parish School serves grades K–8.
How many students attend St. Irenaeus Parish School?
About 332 students, with 18 students per teacher, according to official records.
How much is tuition at St. Irenaeus Parish School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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