- Enrollment
- 1,087
- Students per teacher
- 12.9:1
- Resource Index
- 24/100
Other / mixed grade configuration · Bronx, NY
Ps 100 Isaac Clason
Federal NCES profile for Ps 100 Isaac Clason, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataOther / mixed grade configurationNCES 360008502380
👥 S:T ratio 61
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ps 100 Isaac Clason earns 30/100 on the Resource Investment Index, even as it posts class sizes smaller than 73% of New York schools.
- #57 of 184
- schools in Bronx · Resource Index
- 30
- Resource Index · Lower
- 9.8:1
- small classes for New York
- 91.3%
- free-lunch eligible
Ps 100 Isaac Clason has class sizes smaller than 73% of New York schools. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Ps 100 Isaac Clason ranks #57 of 184 schools in Bronx, NY.
School address
District: New York City Geographic District # 8 · New York
NCES ID 360008502380 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-5 students YoY
Ps 100 Isaac Clason held near 441 students from 2022-23 to 2023-24 (-5 headcount).
Teacher FTE lost 42.3 → 37.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-5 students YoY 360008502380 · Bronx, NY Other · SMALL · TRAD
412 enr · 9.8:1 · 91.3% lunch · RII 30
Nearest enrollment peer: Herbert H Lehman High School (1,087 students)
Ps 100 Isaac Clason held near 441 students from 2022-23 to 2023-24 (-5 headcount). Teacher FTE lost 42.3 → 37.8 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →
Ps 100 Isaac Clason in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Herbert H Lehm
Herbert H Lehman High School
1,087 students
- Ps 71 Rose E S
Ps 71 Rose E Scala
1,079 students
- Ps 14 Senator
Ps 14 Senator John Calandra
718 students
- Ps 36 Unionpor
Ps 36 Unionport
660 students
- Ps 152 Evergre
Ps 152 Evergreen
634 students
- This school 412
Ps 100 Isaac Clason
412 students
What this shows Ps 100 Isaac Clason reports 412 students on the CCD universe file.
How Ps 100 Isaac Clason compares
Ps 100 Isaac Clason held steady on CCD headcount: 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 | 9.8:1 | ▼ 17% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 91.3% | ▲ 62% | 56.2% | 51.7% |
| Enrollment | 412 | top 52% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.8:1
Leaner classes than 90% of US schools, among the more generously staffed nationally.
412
Bigger than 49% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
91.3%
free-lunch eligible
- 62% above the New York average of 56.2%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
9.8:1
students per teacher
- 17% below state mean
Top 27% in New York - lower ratio than 73% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
69.2%
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 72.3%
African American 22.6%
Asian 3.4%
Two or More 1.0%
White 0.5%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 72.3% of enrollment.
Student-body diversity index 42.5/100
Simpson diversity index - at 42.5, Ps 100 Isaac Clason is less mixed than the New York school average of 45.5.
How Ps 100 Isaac Clason Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Herbert H Lehman High School | Larger | Lower economic need | Higher S:T ratio |
| Ps 71 Rose E Scala | Larger | Lower economic need | Higher S:T ratio |
| Ps 14 Senator John Calandra | Larger | Lower economic need | Higher S:T ratio |
| Ps 36 Unionport | Larger | Similar economic need | Higher S:T ratio |
| Ps 152 Evergreen | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Ps 100 Isaac Clason's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,079
- Students per teacher
- 12:1
- Resource Index
- 26/100
- Enrollment
- 718
- Students per teacher
- 19.4:1
- Resource Index
- 11/100
- Enrollment
- 660
- Students per teacher
- 15.3:1
- Resource Index
- 19/100
- Enrollment
- 634
- Students per teacher
- 14.4:1
- Resource Index
- 21/100
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 (~412 students)
Similar student-teacher ratio (~9.8:1)
Frequently asked questions about Ps 100 Isaac Clason
How many students attend Ps 100 Isaac Clason?
Ps 100 Isaac Clason has 412 students enrolled. It is a public school in Bronx, NY. CCD year-over-year: 446 (2022-23) → 441 (2023-24), nearly flat (-5).
What is the student-teacher ratio at Ps 100 Isaac Clason?
The student-teacher ratio at Ps 100 Isaac Clason is 9.8:1, which is 17% lower than the New York average of 11.8:1 and 38% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Ps 100 Isaac Clason?
91.3% of students at Ps 100 Isaac Clason are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Ps 100 Isaac Clason?
The largest demographic group at Ps 100 Isaac Clason is Hispanic or Latino at 72.3% of enrollment, in Bronx, NY.
What is the Resource Investment Index for Ps 100 Isaac Clason?
Ps 100 Isaac Clason has a Resource Investment Index of 30/100 (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 100 Isaac Clason rank among schools in Bronx?
By Resource Investment Index, Ps 100 Isaac Clason ranks #57 of 184 schools in Bronx, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Bronx on the city page.
What other schools are in New York City Geographic District # 8?
Besides Ps 100 Isaac Clason, New York City Geographic District # 8 also operates Herbert H Lehman High School (1,087 students), Ps 71 Rose E Scala (1,079 students), and Ps 14 Senator John Calandra (718 students). See the New York City Geographic District # 8 district page for the complete list.