SchoolRow
#33

Deerfield Elementary School

MOUNTAINSIDE, NJ · Mountainside School District

Regular public school · Grades 3-8 · Suburb, large

33rd of 440 New Jersey middle schools statewide · better than 93%· Stable

302 CENTRAL AVENUE, MOUNTAINSIDE, NJ 07092

(908)232-8828NCES ID 341104005588Directory 202324

488
Students
2023–24 enrollment
10.2:1
Student / teacher ratio
2%
Free / reduced-price lunch
low-income indicator
4.5%
Chronically absent
NJ average 14%

SchoolRow ranks Deerfield Elementary School 33rd of 440 New Jersey middle schools for 2024–25, based on NJ School Performance Reports 2024–25 English and Math results — better than 93% of middle schools statewide. Its statewide percentile went from 90th in 2019 to 93th in 2025.

Statewide percentile by year
25%50%75%93%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, NJ School Performance Reports 2024–25 · 492 students tested

English Language Arts
Deerfield Elementary School
81%
NJ average
53%
Math
Deerfield Elementary School
78%
NJ average
42%
Science
Deerfield Elementary School
50%
NJ average
27%
English Language Arts over time Deerfield Elementary School NJ average
25%50%75%81%53%201920202025no testing 2020–21
Math over time Deerfield Elementary School NJ average
25%50%75%78%42%201920202025no testing 2020–21
Science over time Deerfield Elementary School NJ average
25%50%75%50%27%201920202025no testing 2020–21

Racial and ethnic breakdown of 488 students (202324, NCES) — history since 1988, with comparable seven-category changes from 2010

Hispanic14%White68%9%8%
Hover the pie for details
categories changedHispanic 14%White 68%Asian 9%Two or more races 8%90%19882023
GroupTrend20102023Change
White92.1%68.0% 24.1 pts
Hispanic3.9%13.9% 10.0 pts
Asian2.8%8.6% 5.8 pts
Two or more races1.1%7.8% 6.7 pts
Black0.0%1.4% 1.4 pts

NCES history for this school begins in 1988. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.

Typical home value $1.07M in zip 07092 as of 2026-05 · trend since 2000

$273K$546K$819K$1.09M$1.04M200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 07092 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Deerfield Elementary School

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What school district is Deerfield Elementary School in?

Deerfield Elementary School is part of the Mountainside School District district in MOUNTAINSIDE, New Jersey.

Is Deerfield Elementary School a good school?

SchoolRow ranks Deerfield Elementary School 33rd of 440 New Jersey middle schools (better than 93% statewide) based on 2024–25 test results (NJ School Performance Reports 2024–25).

What is the racial makeup of Deerfield Elementary School?

White 68%, Hispanic 14%, Asian 9%, Two or more races 8% (488 students, 2023–24).

How much do homes near Deerfield Elementary School cost?

The typical home value in zip code 07092 is $1.07M as of 2026-05 (Zillow ZHVI).

Sources: state education department data (NJ School Performance Reports 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.