Deerfield Elementary School

Grades 3–8 Public District: Mountainside School District

302 Central Avenue, Mountainside, NJ 07092 Map

Low income

free or reduced-price lunch

Students

483

2024-25

Students per teacher

10.7

2024-25

Test score trends

Test scores for New Jersey are not available yet — enrollment and demographics are shown below. We are adding states one at a time.

Race and ethnicity, 2024-25

Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).


Crossroads School Grades PK–8 Special education · Union County Educational Services Commission	1.0 mi	—	—	—	Not enough years of data	27%	52	Black 40%
Beechwood School Grades PK–2 · Mountainside School District	1.2 mi	—	—	—	Not enough years of data	4%	265	White 67%
Wilson Elementary School Grades 1–5 · Westfield Public School District	1.4 mi	—	—	—	Not enough years of data	1%	362	White 80%
Edward V. Walton Primary School Grades PK–3 · Springfield Public School District	1.4 mi	—	—	—	Not enough years of data	12%	511	White 57%
Thelma L. Sandmeier Elementary School Grades 3–5 · Springfield Public School District	1.5 mi	—	—	—	Not enough years of data	14%	276	White 54%
Primary Center at Jefferson Grades PK–K · Summit Public School District	1.7 mi	—	—	—	Not enough years of data	17%	116	White 51%
Jefferson Elementary School Grades 1–5 · Summit Public School District	1.7 mi	—	—	—	Not enough years of data	27%	221	White 41%
Washington Elementary School Grades 1–5 · Westfield Public School District	1.7 mi	—	—	—	Not enough years of data	1%	300	White 72%
Franklin Elementary School Grades 1–5 · Westfield Public School District	1.7 mi	—	—	—	Not enough years of data	1%	509	White 76%
Brayton Elementary School Grades 1–5 · Summit Public School District	2.0 mi	—	—	—	Not enough years of data	17%	335	White 68%