A
Hillside Elementary School
PublicElementaryGrades PK–3
89 Hillsdale Avenue, Allendale, NJ 07401 · (201) 327-2020 · Part of Allendale Borough School District
Students
348
Students per teacher
15:1
Free or reduced lunch
2%
Setting
Suburb
Grades
PK–3
What stands out about Hillside Elementary School
- School Grade A: near the top of New York’s public schools
- Math proficiency 42 pts above the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency67%
State average 25.4%
Reading / language arts52%
State average 47.3%
Location
Directions ↗
89 Hillsdale Avenue, Allendale
Students
Enrollment by grade
Pre-K9
Kindergarten72
Grade 192
Grade 289
Grade 386
Enrollment over time
343’20
357’21
382’22
372’23
348’24
About steady.
Who goes here
White 70%Asian 14%Hispanic 9%Two or more races 7%Black <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Hillside Elementary School.
Other schools in Allendale 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.