John L. Costley Middle School serves 408 learners in grade levels 6-8.

John L. Costley Middle School landed in the lower 50% of all schools in New Jersey for cumulative test scores (math proficiency (mastery) is lower 50%, and reading proficiency (mastery) is lower 50%) for the 2020-21 school year.

The percentage of learners achieving proficiency (mastery) in math is 11% (which is lower than the New Jersey state average of 42%) for the 2020-21 school year. The percentage of learners achieving proficiency (mastery) in reading/language arts is 33% (which is lower than the New Jersey state average of 55%) for the 2020-21 school year.

The learner:teacher ratio of 12:1 is equal to the New Jersey state level of 12:1.

Minority enrollment is 99% of the learner body (majority Black), which is higher than the New Jersey state average of 56% (majority Latino and Black).

School Overview: John L. Costley Middle School’s learner population of 408 learners has grown by 9% over five school years.

The teacher population of 35 teachers has declined by 22% over five school years.

School Comparison: John L. Costley Middle School is ranked within the lower 50% of all 2,239 schools in New Jersey (based off of combined math and reading proficiency (mastery) testing data) for the 2020-21 school year.

The equity score of John L. Costley Middle School is 0.20, which is less than the equity score at state average of 0.70. The school’s equity has stayed flat over five school years.

Nearby Public Schools: The closest high school to John L. Costley Middle School is East Orange Campus High School (0.3 miles away)

The closest middle school and elementary school is Patrick F. Healy Middle School (0.0 miles away)