Knollwood Elementary School
Public
Elementary Grades K–3
Part of Piscataway Township School District
333 WILLOW AVENUE, PISCATAWAY, NJ 08854 · (732) 885-1528
Community ratings
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Academic performance
Math proficiency52%
State average 25.4%
Reading / language arts62%
State average 47.3%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
460Students enrolled
13:1Student–teacher ratio
33%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Kindergarten95
Grade 1105
Grade 2114
Grade 3146
Students
Asian · 42%193
Hispanic · 20%91
Black · 16%74
White · 14%65
Two or more races · 7%33
American Indian/Alaska Native · 1%4
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
505’20
507’21
508’22
467’23
460’24
Location
333 WILLOW AVENUE PISCATAWAY
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.