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St. Philomena School

Parish school · Grades Pre-K–8

Des Moines, WA

1815 S 220th St, Des Moines, WA 98198

Overall grade: B+

ChooseAPrivateSchool.com grade, from official facts compared with similar schools.

  • BClass size
  • A-Years serving families
  • A+Diversity

What stands out

  • The only Catholic school in Des Moines
  • Growing: enrollment up 18% since 2011–12
  • Serving families in Des Moines since at least 2011

St. Philomena School is a Catholic parish school in Des Moines, Washington, for students from pre-K through 8th grade. It has about 261 students and around 18 students per teacher. Enrollment has grown about 18% since 2011–12. The school is part of the Archdiocese of Seattle. Students attend about 7 hours a day, 180 days a year.

At a glance

Grades
Grades Pre-K–8
Students
261
Teachers
14.6 (full-time equivalent)
Students per teacher
17.9
Boys and girls
Coed · 127 girls, 134 boys
Religious affiliation
Catholic · Parish school
School day
About 7 hours
School year
180 days
Library
Yes

Reviews

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    How it compares

    • Larger than 74% of Catholic elementary schools in Washington.
    • Compared with 72 Catholic elementary schools in Washington.

    Students by survey year

    222’11–12237’13–14262’15–16257’17–18265’19–20256’21–22261’23–24

    Total students reported in official records since 2011–12.

    Students by grade

    Pre-K21
    K27
    128
    229
    329
    430
    530
    632
    726
    830

    Student body

    White35%
    Black31%
    Asian13%
    Two or more races13%
    Hispanic or Latino7%
    Native Hawaiian or Pacific Islander0%

    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?

    More questions to ask →

    Questions about St. Philomena School

    What grades does St. Philomena School serve?

    St. Philomena School serves grades Pre-K–8.

    How many students attend St. Philomena School?

    About 261 students, with 18 students per teacher, according to official records.

    How much is tuition at St. Philomena 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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