NJMiddleVerified for 2025-26
John L. Costley Middle School — School Profile & District Info
Middle|EAST ORANGE, New Jersey|East Orange School District|Last audited: Not yet synced
EAST ORANGE, NJ 07017
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School Profile
Grades
6–8
Enrollment
320
Student:Teacher
12.8:1
Locale
Suburban
District
East Orange School DistrictEcon. Disadvantaged
59.4%
Phone
(973)266-5660School Statistics
Academics (SY 2020-21)
ELA Proficiency
31%
19th percentile in NJ
Math Proficiency
3%
4th percentile in NJ
Chronic Absenteeism
21.3%
SY 2019-20
District Finance (FY 2023)
Per-Pupil Spending
$32,491
District-level data
Funding Sources
Federal 15%State 77%Local 9%
Community Context
Median Home Value
$456,345
+4.2% YoY
Hudson, NY metro area · Zillow Feb 2026
Community Need Level
Elevated
CDC/ATSDR Social Vulnerability Index 2022
Enrollment Trend (2014-2025)
334
Current enrollment
Declining(-16% 5yr)Full School Calendar 2025-26
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Frequently Asked Questions about John L. Costley Middle School
As of the most recent data, 320 students are enrolled at John L. Costley Middle School. It is a Middle school within the local district.