Glenfield Middle School vs John L. Costley 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.
Glenfield Middle School
Montclair, NJ
8.6/10
Middle School6th – 8th
521 students
John L. Costley Middle School
East Orange, NJ
4.6/10
Middle School6th – 8th
320 students
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| Metric | Glenfield Middle School | John L. Costley Middle School |
|---|---|---|
| Overall Rating | 8.6 / 10 | 4.6 / 10 |
| Academic Score | 8.4 | 1.9 |
| Growth Score | 9.2 | 6.1 |
| Diversity Index | — | — |
| Free/Reduced Lunch | 19% | 59.4% |
| Environment Score | 7.9 | 5.9 |
| State Rank | #156 of 2,466 | #2,135 of 2,466 |
| State Percentile | 94th | 14th |
Test Scores
| Subject | Glenfield Middle School | John L. Costley Middle School |
|---|---|---|
| Math Proficiency | 44.0% | 7.0% |
| Math (State Avg) | — | — |
| ELA Proficiency | 61.0% | 29.0% |
| ELA (State Avg) | — | — |
School Details
| Detail | Glenfield Middle School | John L. Costley Middle School |
|---|---|---|
| Type | Middle School | Middle School |
| Grades | 6th – 8th | 6th – 8th |
| Enrollment | 521 | 320 |
| Student-Teacher Ratio | 9.1:1 | 12.8:1 |
| Free/Reduced Lunch | 19.0% | 59.4% |
| District | Montclair Public School District | East Orange School District |
| City | Montclair | East Orange |
Neighborhood
| Metric | Montclair (07042) | East Orange (07017) |
|---|---|---|
| Median Household Income | $127,083 | $61,552 |
| Median Home Value | $733,100 | $316,700 |
| Median Rent | $2,017 | $1,346 |
| College Educated (Bachelor's+) | 67.1% | 21.8% |
| Poverty Rate | 8.5% | 17.4% |
| Avg Commute | 33 min | 38 min |