John L. Costley Middle School

Regular School · EAST ORANGE, NJ

John L. Costley Middle School is a regular school school in EAST ORANGE, New Jersey, serving grades 06–08 with 334 students enrolled (SY 2024-2025). The student-teacher ratio is 13.4:1.

Level

Middle

Grades

06 – 08

Enrollment

334

Teachers (FTE)

24.9

Student–Teacher Ratio

13.4:1

Status

Open

Lunch Program Participation

Yes under Community Eligibility Option (CEO)

Student Demographics (SY 2024-2025)

Race / Ethnicity	Students	Share
Black or African American	235	70%
Hispanic/Latino	76	23%
White	15	4%
Asian	3	1%
Two or more races	2	1%
Native Hawaiian / Pacific Islander	2	1%
American Indian / Alaska Native	1	0%
Total enrollment	334	153M / 181F

English Language Learners: 32 (10% of enrollment) · SY 2021–22

Academic Performance (SY 2021-2022)

Metric	This School	State Avg	Tested
Math Proficiency	3.0% -22.6pp	25.6%	362
Reading Proficiency	31.0% -15.8pp	46.8%	356
Science Proficiency	2.0%	—	361

Source: EDFacts, SY 2020–2021. Suppressed values (e.g. <=10%) indicate fewer than the minimum reportable threshold.

Stanford Achievement Estimate

Pooled score across SY 2009–2022 (grades 3–8), expressed in grade levels relative to the national average. Positive = above average.

Overall (Math + ELA)

-0.47 grade levels

Math

-0.01 grade levels

Programs & Discipline

Gifted & Talented

None offered

Out-of-School Suspensions

14.1% of enrollment · SY 2021–22

Chronically Absent

194

58.1% of enrollment · SY 2019–20

Source: Civil Rights Data Collection (CRDC), Office for Civil Rights & EDFacts.

Lunch Program (SY 2024-2025)

Category	Students	% of School
Total enrollment (est.)	334	100%

Contact & Location

116 HAMILTON ST

EAST ORANGE, NJ 07017

Phone: (973)266-5660

http://nj02207379.schoolwires.net/Domain/228

District

East Orange School District

Per-pupil expenditure: $39,842

District enrollment: 8,653

Other Schools in District

Althea Gibson Academy Elementary
Benjamin Banneker Academy Elementary
Cicely L. Tyson Community Elementary School Elementary
Dionne Warwick Institute Elementary
Ecole Toussaint Louverture Elementary
Edward T. Bowser Sr. School of Excellence Elementary
Gordon Parks Academy Elementary
J. Garfield Jackson Sr. Academy Elementary

View all 18 schools →

Related Data

Neighborhood demographics (ZIP 07017) → CensusDepth.com
New Jersey population & income data → CensusDepth.com
New Jersey teacher salaries → WageDepth.com

NCES ID

340423005930

Data sources: NCES CCD SY 2024-2025 (directory, staff, lunch), EDFacts SY 2020-21 (assessments), CRDC SY 2021-22 (programs & discipline), SEDA v6.0 (achievement estimates). Updated annually. NCES CCD