John L. Costley Middle School vs Glenfield Middle School
Glenfield Middle School has a higher overall rating of 8.6/10 compared to 4.6/10. Glenfield Middle School is significantly larger with 521 students, about 1.6× the size of John L. Costley Middle School (320). In math proficiency, Glenfield Middle School leads at 44.0%.
Attendance data is under correction. A public school's existing Resources & Environment score and overall rating shown here may still reflect an unverified attendance input.
John L. Costley Middle School
East Orange, NJ
4.6/10
Middle School6th – 8th
320 students
Glenfield Middle School
Montclair, NJ
8.6/10
Middle School6th – 8th
521 students
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| Metric | John L. Costley Middle School | Glenfield Middle School |
|---|---|---|
| Overall Rating | 4.6 / 10 | 8.6 / 10 |
| Academic Score | 1.9 | 8.4 |
| Growth Score | 6.1 | 9.2 |
| Diversity Index | — | — |
| Free/Reduced Lunch | 59.4% | 19% |
| Environment Score | 5.9 | 7.9 |
| State Rank | #2,135 of 2,466 | #156 of 2,466 |
| State Percentile | 14th | 94th |
Test Scores
| Subject | John L. Costley Middle School | Glenfield Middle School |
|---|---|---|
| Math Proficiency | 7.0% | 44.0% |
| Math (State Avg) | — | — |
| ELA Proficiency | 29.0% | 61.0% |
| ELA (State Avg) | — | — |
School Details
| Detail | John L. Costley Middle School | Glenfield Middle School |
|---|---|---|
| Type | Middle School | Middle School |
| Grades | 6th – 8th | 6th – 8th |
| Enrollment | 320 | 521 |
| Student-Teacher Ratio | 12.8:1 | 9.1:1 |
| Free/Reduced Lunch | 59.4% | 19.0% |
| District | East Orange School District | Montclair Public School District |
| City | East Orange | Montclair |
Neighborhood
| Metric | East Orange (07017) | Montclair (07042) |
|---|---|---|
| Median Household Income | $61,552 | $127,083 |
| Median Home Value | $316,700 | $733,100 |
| Median Rent | $1,346 | $2,017 |
| College Educated (Bachelor's+) | 21.8% | 67.1% |
| Poverty Rate | 17.4% | 8.5% |
| Avg Commute | 38 min | 33 min |