William O Schaefer Elementary School

140 Lester Dr
Tappan, NY 10983
(School attendance zone shown in map)
William O Schaefer Elementary School serves 579 students in grades Kindergarten-2. 
The student-teacher ratio of 11:1 is equal to the New York state level of 11:1.
Minority enrollment is 40% of the student body (majority Hispanic), which is lower than the New York state average of 60% (majority Hispanic).

Quick Facts (2026)

  • Grades: Kindergarten-2
  • Enrollment: 579 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 40%
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

School Overview

William O Schaefer Elementary School's student population of 579 students has stayed relatively flat over five school years.
The teacher population of 52 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-2
(Supplemental Virtual)
Total Students
579 students
Gender %
Total Classroom Teachers
52 teachers
Last Day of School
Tue. Jun 30, 2026

School Rankings

The diversity score of William O Schaefer Elementary School is 0.57, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
This School
State Level (NY)
Student-Teacher Ratio
11:1
11:1
American Indian
n/a
1%
Asian
7%
10%
Hispanic
26%
30%
Black
1%
15%
White
60%
40%
Hawaiian
n/a
n/a
Two or more races
6%
4%
All Ethnic Groups
0.57
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
17%
54%
Eligible for Reduced Lunch
1%
3%
School Statewide Testing
Source: National Center for Education Statistics (NCES), NY Dept. of Education

Frequently Asked Questions

How many students attend William O Schaefer Elementary School?
579 students attend William O Schaefer Elementary School.
What is the racial composition of the student body?
60% of William O Schaefer Elementary School students are White, 26% of students are Hispanic, 7% of students are Asian, 6% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of William O Schaefer Elementary School?
William O Schaefer Elementary School has a student ration of 11:1, which is equal to the New York state average of 11:1.
What grades does William O Schaefer Elementary School offer ?
William O Schaefer Elementary School offers enrollment in grades Kindergarten-2 (Supplemental Virtual).
What school district is William O Schaefer Elementary School part of?
William O Schaefer Elementary School is part of South Orangetown Central School District.

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Quick Facts (2026)

  • Grades: Kindergarten-2
  • Enrollment: 579 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 40%
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

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