SchoolRow
#251

South Mountain Elementary School

S ORANGE, NJ · South Orange-Maplewood School District

Regular public school · Grades PK-5 · Suburb, large

251st of 1,324 New Jersey elementary schools statewide · better than 81% Improving

444 WEST SOUTH ORANGE AVE, S ORANGE, NJ 07079

(973)378-5216NCES ID 341533002442Directory 202324

650
Students
2023–24 enrollment
13.3:1
Student / teacher ratio
4%
Free / reduced-price lunch
low-income indicator
4.7%
Chronically absent
NJ average 14%

SchoolRow ranks South Mountain Elementary School 251st of 1,324 New Jersey elementary schools for 2024–25, based on NJ School Performance Reports 2024–25 English and Math results — better than 81% of elementary schools statewide. Its statewide percentile went from 66th in 2019 to 81th in 2025 — improving.

Statewide percentile by year
25%50%75%81%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, NJ School Performance Reports 2024–25 · 303 students tested

English Language Arts
South Mountain Elementary School
72%
NJ average
53%
Math
South Mountain Elementary School
67%
NJ average
42%
Science
South Mountain Elementary School
54%
NJ average
27%
English Language Arts over time South Mountain Elementary School NJ average
25%50%75%72%53%201920202025no testing 2020–21
Math over time South Mountain Elementary School NJ average
25%50%75%67%42%201920202025no testing 2020–21
Science over time South Mountain Elementary School NJ average
25%50%75%54%27%201920202025no testing 2020–21

Racial and ethnic breakdown of 650 students (202324, NCES) — history since 1988, with comparable seven-category changes from 2010

Hispanic10%White60%Black12%Two+14%
Hover the pie for details
categories changedHispanic 10%White 60%Black 12%Two or more races 14%75%16%19882023
GroupTrend20102023Change
White65.0%60.2% 4.8 pts
Two or more races4.2%13.7% 9.5 pts
Black19.7%11.8% 7.9 pts
Hispanic6.1%10.2% 4.1 pts
Asian5.0%3.8% 1.2 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 $1.10M in zip 07079 as of 2026-05 · trend since 2000

$276K$551K$827K$1.10M$1.05M200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 07079 on Zillow →

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

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What school district is South Mountain Elementary School in?

South Mountain Elementary School is part of the South Orange-Maplewood School District district in S ORANGE, New Jersey.

Is South Mountain Elementary School a good school?

SchoolRow ranks South Mountain Elementary School 251st of 1,324 New Jersey elementary schools (better than 81% statewide) based on 2024–25 test results (NJ School Performance Reports 2024–25).

What is the racial makeup of South Mountain Elementary School?

White 60%, Two or more races 14%, Black 12%, Hispanic 10% (650 students, 2023–24).

How much do homes near South Mountain Elementary School cost?

The typical home value in zip code 07079 is $1.10M 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.