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St. William The Abbot School

2001 Jackson Ave
Seaford, NY 11783
At St. William the Abbot School, we provide a strong religious education stressing Catholic values in a community-centered atmosphere that is truly an extension of the family.
The focus of our faculty is to assist each child in the development of self-esteem, thereby, enabling continual growth.
St. William the Abbot School provides a strong religious education teaching Catholic values and doctrine.
The faculty's commitment to 'Teach As Jesus Did' fosters in our students a deep sense of their own dignity, an appreciation of the sacredness of human life and the need to love and respect God, themselves, and others.
We instill in our students an appreciation and understanding of our Catholic heritage, traditions and identity.
This enables them to live their faith as the Church of today leading them to fulfill their mission of spreading the kingdom of God on earth.

Quick Facts (2025-26)

  • Top Ranked NY School
  • Grades: Prekindergarten-8
  • Enrollment: 543 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Top Rankings

St. William The Abbot School ranks among the top 20% of private schools in New York for:

Category
Attribute

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8

Student Body

Total Students
543 students
Student Body Type
Co-ed
% Students of Color
4%
State avg.: 40%
Students by Grade
St. William The Abbot School Student By Grade

Academics and Faculty

Total Classroom Teachers
33 teachers
Student-Teacher Ratio
16:1
National avg.:

Tuition and Acceptance Rate

Admission Deadline
None / Rolling

School Notes

  • At St. William the Abbot School, we provide a strong religious education stressing Catholic values in a community-centered atmosphere that is truly an extension of the family. The focus of our faculty is to assist each child in the development of self-esteem, thereby, enabling continual growth. St. William the Abbot School provides a strong religious education teaching Catholic values and doctrine. The faculty's commitment to 'Teach As Jesus Did' fosters in our students a deep sense of their own dignity, an appreciation of the sacredness of human life and the need to love and respect God, themselves, and others. We instill in our students an appreciation and understanding of our Catholic heritage, traditions and identity. This enables them to live their faith as the Church of today leading them to fulfill their mission of spreading the kingdom of God on earth.
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

What is St. William The Abbot School's ranking?
St. William The Abbot School ranks among the top 20% of private schools in New York for: Largest student body.
When is the application deadline for St. William The Abbot School?
The application deadline for St. William The Abbot School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2025-26)

  • Top Ranked NY School
  • Grades: Prekindergarten-8
  • Enrollment: 543 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Nassau County, NY is $21,912 for elementary schools and $21,748 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Nassau County, NY is 71% (read more about average acceptance rates across the country).

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