- Enrollment
- 469
- Students per teacher
- 12.3:1
- Resource Index
- 25/100
Other / mixed grade configuration · Brooklyn, NY
Ps 308 Clara Cardwell
Federal NCES profile for Ps 308 Clara Cardwell, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 34/100.
2024-25 NCES dataOther / mixed grade configurationNCES 360009402812
👥 S:T ratio 67
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ps 308 Clara Cardwell earns 34/100 on the Resource Investment Index, with class sizes smaller than 89% of New York schools.
- #63 of 262
- schools in Brooklyn · Resource Index
- 34
- Resource Index · Typical
- 8.2:1
- small classes for New York
- 91.0%
- free-lunch eligible
Ps 308 Clara Cardwell has class sizes smaller than 89% of New York schools. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Ps 308 Clara Cardwell ranks #63 of 262 schools in Brooklyn, NY.
School address
District: New York City Geographic District #16 · New York
NCES ID 360009402812 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+1 students YoY
Ps 308 Clara Cardwell held near 213 students from 2022-23 to 2023-24 (+1 headcount).
Teacher FTE held 24.7 → 24.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+1 students YoY 360009402812 · Brooklyn, NY Other · SMALL · TRAD
197 enr · 8.2:1 · 91.0% lunch · RII 34
Nearest enrollment peer: Brooklyn High School for Law and Technology (469 students)
Ps 308 Clara Cardwell held near 213 students from 2022-23 to 2023-24 (+1 headcount). Teacher FTE held 24.7 → 24.7 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →
Ps 308 Clara Cardwell in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Brooklyn High
Brooklyn High School for Law and Technology
469 students
- Ps 40 George W
Ps 40 George W Carver
465 students
- Ps 21 Crispus
Ps 21 Crispus Attucks
430 students
- Boys and Girls
Boys and Girls High School
353 students
- Brooklyn Brown
Brooklyn Brownstone School
352 students
- This school
Ps 308 Clara Cardwell
197 students
What this shows Ps 308 Clara Cardwell reports 197 students on the CCD universe file.
How Ps 308 Clara Cardwell compares
Ps 308 Clara Cardwell 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 | 8.2:1 | ▼ 31% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 91.0% | ▲ 62% | 56.2% | 51.7% |
| Enrollment | 197 | top 90% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.2:1
Leaner classes than 95% of US schools, among the more generously staffed nationally.
197
Bigger than 19% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
91.0%
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
8.2:1
students per teacher
- 31% below state mean
Top 11% in New York - lower ratio than 89% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
80.2%
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
African American 74.6%
Hispanic or Latino 18.8%
White 3.0%
Native Hawaiian / Pacific Islander 1.5%
Two or More 1.0%
Asian 0.5%
American Indian / Alaska Native 0.5%
Largest group: African American at 74.6% of enrollment.
Student-body diversity index 40.7/100
Simpson diversity index - at 40.7, Ps 308 Clara Cardwell is less mixed than the New York school average of 45.5.
How Ps 308 Clara Cardwell Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Brooklyn High School for Law and Technology | Larger | Similar economic need | Higher S:T ratio |
| Ps 40 George W Carver | Larger | Similar economic need | Higher S:T ratio |
| Ps 21 Crispus Attucks | Larger | Lower economic need | Higher S:T ratio |
| Boys and Girls High School | Larger | Similar economic need | Similar S:T ratio |
| Brooklyn Brownstone School | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Ps 308 Clara Cardwell's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 465
- Students per teacher
- 11.6:1
- Resource Index
- 27/100
- Enrollment
- 430
- Students per teacher
- 13.9:1
- Resource Index
- 22/100
- Enrollment
- 353
- Students per teacher
- 7.5:1
- Resource Index
- 35/100
- Enrollment
- 352
- Students per teacher
- 17.6:1
- Resource Index
- 23/100
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 (~197 students)
Frequently asked questions about Ps 308 Clara Cardwell
How many students attend Ps 308 Clara Cardwell?
Ps 308 Clara Cardwell has 197 students enrolled. It is a public school in Brooklyn, NY. CCD year-over-year: 212 (2022-23) → 213 (2023-24), nearly flat (+1).
What is the student-teacher ratio at Ps 308 Clara Cardwell?
The student-teacher ratio at Ps 308 Clara Cardwell is 8.2:1, which is 31% lower than the New York average of 11.8:1 and 48% 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 308 Clara Cardwell?
91.0% of students at Ps 308 Clara Cardwell are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Ps 308 Clara Cardwell?
The largest demographic group at Ps 308 Clara Cardwell is African American at 74.6% of enrollment, in Brooklyn, NY.
What is the Resource Investment Index for Ps 308 Clara Cardwell?
Ps 308 Clara Cardwell has a Resource Investment Index of 34/100 (typical 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 308 Clara Cardwell rank among schools in Brooklyn?
By Resource Investment Index, Ps 308 Clara Cardwell ranks #63 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 #16?
Besides Ps 308 Clara Cardwell, New York City Geographic District #16 also operates Brooklyn High School for Law and Technology (469 students), Ps 40 George W Carver (465 students), and Ps 21 Crispus Attucks (430 students). See the New York City Geographic District #16 district page for the complete list.