- Enrollment
- 3,503
- Students per teacher
- 15.1:1
- Resource Index
- 40/100
Other / mixed grade configuration · Brooklyn, NY
Ps 90 Edna Cohen School
Federal NCES profile for Ps 90 Edna Cohen School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 17/100.
2024-25 NCES dataOther / mixed grade configurationNCES 360015202346
👥 S:T ratio 34
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ps 90 Edna Cohen School earns 17/100 on the Resource Investment Index, with class sizes larger than 93% of New York schools. It is also more racially and ethnically mixed than most New York schools.
- #252 of 262
- schools in Brooklyn · Resource Index
- 17
- Resource Index · Lower
- 16.6:1
- large classes for New York
- 85.8%
- free-lunch eligible
Ps 90 Edna Cohen School has class sizes larger than 93% of New York schools. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Ps 90 Edna Cohen School ranks #252 of 262 schools in Brooklyn, NY.
School address
District: New York City Geographic District #21 · New York
NCES ID 360015202346 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-38 students YoY
Ps 90 Edna Cohen School shrank from 506 students in 2022-23 to 468 in 2023-24 (-7.5%).
Teacher FTE added 30.6 → 35.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-38 students YoY 360015202346 · Brooklyn, NY Other · SMALL · TRAD
499 enr · 16.6:1 · 85.8% lunch · RII 17
Nearest enrollment peer: Edward R Murrow High School (3,503 students)
Ps 90 Edna Cohen School shrank from 506 students in 2022-23 to 468 in 2023-24 (-7.5%). Teacher FTE added 30.6 → 35.5 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →
Ps 90 Edna Cohen School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Edward R Murro
Edward R Murrow High School
3,503 students
- Abraham Lincol
Abraham Lincoln High School
2,210 students
- John Dewey Hig
John Dewey High School
2,209 students
- Is 228 David a
Is 228 David a Boody
1,555 students
- Is 98 Bay Acad
Is 98 Bay Academy
1,435 students
- This school 499
Ps 90 Edna Cohen School
499 students
What this shows Ps 90 Edna Cohen School reports 499 students on the CCD universe file.
How Ps 90 Edna Cohen School compares
Ps 90 Edna Cohen School is a shrinking campus on CCD: ratios and free-lunch share vs New York and U.S. means.
| Metric | This school | vs New York | New York avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.6:1 | ▲ 41% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 85.8% | ▲ 53% | 56.2% | 51.7% |
| Enrollment | 499 | top 38% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.6:1
Leaner classes than 33% of US schools, heavier class loads than most.
499
Bigger than 62% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
85.8%
free-lunch eligible
- 53% above the New York average of 56.2%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
16.6:1
students per teacher
- 41% above state mean
Top 93% in New York - lower ratio than 7% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
66.9%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Student demographics
Hispanic or Latino 41.1%
African American 21.8%
White 19.0%
Asian 14.8%
Two or More 1.6%
American Indian / Alaska Native 1.4%
Native Hawaiian / Pacific Islander 0.2%
Largest group: Hispanic or Latino at 41.1% of enrollment.
Student-body diversity index 72.5/100
Simpson diversity index - at 72.5, Ps 90 Edna Cohen School is more mixed than the New York school average of 45.5.
How Ps 90 Edna Cohen School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Edward R Murrow High School | Larger | Lower economic need | Lower S:T ratio |
| Abraham Lincoln High School | Larger | Similar economic need | Similar S:T ratio |
| John Dewey High School | Larger | Similar economic need | Lower S:T ratio |
| Is 228 David a Boody | Larger | Lower economic need | Lower S:T ratio |
| Is 98 Bay Academy | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Ps 90 Edna Cohen School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,210
- Students per teacher
- 17.7:1
- Resource Index
- 29/100
- Enrollment
- 2,209
- Students per teacher
- 14.1:1
- Resource Index
- 22/100
- Enrollment
- 1,555
- Students per teacher
- 14:1
- Resource Index
- 33/100
- Enrollment
- 1,435
- Students per teacher
- 19.1:1
- Resource Index
- 25/100
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~499 students)
Frequently asked questions about Ps 90 Edna Cohen School
How many students attend Ps 90 Edna Cohen School?
Ps 90 Edna Cohen School has 499 students enrolled. It is a public school in Brooklyn, NY. CCD year-over-year: 506 (2022-23) → 468 (2023-24), down 38.
What is the student-teacher ratio at Ps 90 Edna Cohen School?
The student-teacher ratio at Ps 90 Edna Cohen School is 16.6:1, which is 41% higher than the New York average of 11.8:1 and 6% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Ps 90 Edna Cohen School?
85.8% of students at Ps 90 Edna Cohen School are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Ps 90 Edna Cohen School?
The largest demographic group at Ps 90 Edna Cohen School is Hispanic or Latino at 41.1% of enrollment, in Brooklyn, NY. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 72.5/100.
What is the Resource Investment Index for Ps 90 Edna Cohen School?
Ps 90 Edna Cohen School has a Resource Investment Index of 17/100 (lower reported resources relative to schools nationally) based on 2 factors: student-teacher ratio, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does Ps 90 Edna Cohen School rank among schools in Brooklyn?
By Resource Investment Index, Ps 90 Edna Cohen School ranks #252 of 262 schools in Brooklyn, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Brooklyn on the city page.
What other schools are in New York City Geographic District #21?
Besides Ps 90 Edna Cohen School, New York City Geographic District #21 also operates Edward R Murrow High School (3,503 students), Abraham Lincoln High School (2,210 students), and John Dewey High School (2,209 students). See the New York City Geographic District #21 district page for the complete list.