A
Stonybrook Elementary School
PublicElementaryGrades 3–5
118 Boonton Avenue, Kinnelon, NJ 07405 · (973) 838-1881 · Part of Kinnelon Borough School District
Students
358
Students per teacher
11:1
Free or reduced lunch
4%
Setting
Suburb
Grades
3–5
What stands out about Stonybrook Elementary School
- School Grade A: near the top of New Jersey’s public schools
- Math proficiency 29 pts above the state
- Reading / language arts 16 pts above the state
- Small classes: 11:1 students per teacher
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency54%
State average 25.4%
Reading / language arts63%
State average 47.3%
Location
Directions ↗
118 Boonton Avenue, Kinnelon
Students
Enrollment by grade
Grade 3128
Grade 4115
Grade 5115
Enrollment over time
346’20
395’21
412’22
357’23
358’24
Up 3.5% since 2020.
Who goes here
White 73%Asian 11%Hispanic 9%Black 2%American Indian/Alaska Native 2%Native Hawaiian/Pacific Islander 2%Two or more races <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
No ratings yet. Be the first neighbor to rate it.
Parents talk
Conversations in Town Square that mention Stonybrook Elementary School.
Other schools in Kinnelon Borough School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.