Stonybrook Elementary School

118 Boonton Avenue
Butler, NJ 07405
(School attendance zone shown in map)
9/
10
Top 20%
Serving 358 students in grades 3-5, Stonybrook Elementary School ranks in the top 20% of all schools in New Jersey for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 70% (which is higher than the New Jersey state average of 38%). The percentage of students achieving proficiency in reading/language arts is 67% (which is higher than the New Jersey state average of 49%).
The student-teacher ratio of 11:1 is equal to the New Jersey state level of 11:1.
Minority enrollment is 27% of the student body (majority Asian and Hispanic), which is lower than the New Jersey state average of 63% (majority Hispanic).

Quick Facts (2026)

  • Grades: 3-5
  • Enrollment: 358 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 27%
  • : Top 20% in NJ
  • : 70% (Top 20%)
  • : 67% (Top 30%)
  • : 35-39% (Top 20%)
  • : Stonybrook Elementary School's attendance zone encompasses the entire school district of Butler, NJ, covering an area of approximately 19.2 square miles. Parents can expect a typical drive to the school to take about 10-12 minutes, with an average distance of 3.5 miles from the school to the edge of the zone, reaching up to 5.3 miles at its furthest point.
  • Source: National Center for Education Statistics (NCES), NJ Dept. of Education

Top Rankings

Stonybrook Elementary School ranks among the top 20% of public schools in New Jersey for:

Category
Attribute

School Overview

Stonybrook Elementary School's student population of 358 students has stayed relatively flat over five school years.
The teacher population of 32 teachers has declined by 8% over five school years.
Grades Offered
Grades 3-5
(No virtual instruction)
Total Students
358 students
Total Classroom Teachers
32 teachers
School Calendar
School Motto
Home of the Colts

School Rankings

Stonybrook Elementary School ranks within the top 20% of all 2,184 schools in New Jersey (based off of combined math and reading proficiency testing data).
The diversity score of Stonybrook Elementary School is 0.45, 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 (NJ)
#329 out of 2184 schools
(Top 20%)
70%
38%
67%
49%
35-39%
23%
Student-Teacher Ratio
11:1
11:1
American Indian
2%
n/a
Asian
11%
11%
Hispanic
10%
35%
Black
2%
14%
White
73%
37%
Hawaiian
2%
n/a
Two or more races
n/a
3%
All Ethnic Groups
0.45
(22-23)
13.7%
16.7%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
3%
38%
Eligible for Reduced Lunch
1%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education

Frequently Asked Questions

What is Stonybrook Elementary School's ranking?
Stonybrook Elementary School is ranked #329 out of 2,184 schools, which ranks it among the top 20% of public schools in New Jersey.
What schools are Stonybrook Elementary School often compared to?
Stonybrook Elementary Schoolis often viewed alongside schools like West End School, Kiel Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
70% of students have achieved math proficiency (compared to the 38% NJ state average), while 67% of students have achieved reading proficiency (compared to the 49% NJ state average).
How many students attend Stonybrook Elementary School?
358 students attend Stonybrook Elementary School.
What is the racial composition of the student body?
73% of Stonybrook Elementary School students are White, 11% of students are Asian, 10% of students are Hispanic, 2% of students are American Indian, 2% of students are Black, and 2% of students are Hawaiian.
What is the student-teacher ratio of Stonybrook Elementary School?
Stonybrook Elementary School has a student ration of 11:1, which is equal to the New Jersey state average of 11:1.
What grades does Stonybrook Elementary School offer ?
Stonybrook Elementary School offers enrollment in grades 3-5 (No virtual instruction).
What school district is Stonybrook Elementary School part of?
Stonybrook Elementary School is part of Kinnelon School District.

School Reviews

Review Stonybrook Elementary School. Reviews should be a few sentences in length. Please include any comments on:

  • Quality of academic programs, teachers, and facilities
  • Availability of music, art, sports and other extracurricular activities
Rate this school:

Recent Articles

How to Evaluate School Safety Beyond Headlines
How to Evaluate School Safety Beyond Headlines
Learn how to evaluate school safety beyond headlines by examining reliable data, school climate, emergency planning, bullying prevention, communication, student experiences, and everyday security practices before choosing a school.
Choosing a Public School for Executive Function Needs
Choosing a Public School for Executive Function Needs
Learn how to choose a public school for a child with executive function challenges by evaluating routines, classroom support, organization, accommodations, communication, transitions, and special education services before enrollment.
What School Climate Surveys Tell You Before Enrolling
What School Climate Surveys Tell You Before Enrolling
Learn how school climate surveys reveal student safety, belonging, relationships, engagement, and support, and how families can interpret results carefully before choosing a public school for their child today.

Quick Facts (2026)

  • Grades: 3-5
  • Enrollment: 358 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 27%
  • : Top 20%
  • : 70% (Top 20%)
  • : 67% (Top 30%)
  • : 35-39% (Top 20%)
  • : Stonybrook Elementary School's attendance zone encompasses the entire school district of Butler, NJ, covering an area of approximately 19.2 square miles. Parents can expect a typical drive to the school to take about 10-12 minutes, with an average distance of 3.5 miles from the school to the edge of the zone, reaching up to 5.3 miles at its furthest point.
  • Source: National Center for Education Statistics (NCES), NJ Dept. of Education

Related School Videos

Quick Links