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St. William the Abbot School

Parish school · Grades Pre-K–8

Seaford, NY

2001 Jackson Ave, Seaford, NY 11783

Overall grade: B

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

  • B+Class size
  • B+Years serving families
  • B+Diversity

What stands out

  • A Catholic school in Seaford

In Seaford, New York, St. William the Abbot School is a Catholic parish school for students from pre-K through 8th grade. About 372 students attend, with roughly 13 students per teacher. The school is part of the Diocese of Rockville Centre. The school day runs about 6.5 hours, 177 days a year.

At a glance

Grades
Grades Pre-K–8
Students
372
Teachers
27.9 (full-time equivalent)
Students per teacher
13.3
Boys and girls
Coed · 189 girls, 183 boys
Religious affiliation
Catholic · Parish school
School day
About 6.5 hours
School year
177 days

Reviews

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    How it compares

    • Larger than 94% of Catholic elementary schools in New York.
    • Compared with 242 Catholic elementary schools in New York.

    Students by survey year

    521’11–12483’13–14452’15–16372’23–24

    Total students reported in official records since 2011–12.

    Students by grade

    Pre-K89
    K44
    141
    242
    332
    445
    543
    650
    733
    842

    Student body

    White86%
    Hispanic or Latino11%
    Black1%
    Two or more races1%
    Asian1%

    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. William the Abbot School

    What grades does St. William the Abbot School serve?

    St. William the Abbot School serves grades Pre-K–8.

    How many students attend St. William the Abbot School?

    About 372 students, with 13 students per teacher, according to official records.

    How much is tuition at St. William the Abbot 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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