- Enrollment
- 507
- Students per teacher
- 8.9:1
- Resource Index
- 60/100
Elementary school (grades K-5) · Kinnelon, NJ
Stonybrook Elementary School
Federal NCES profile for Stonybrook Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.
2024-25 NCES dataElementary school (grades K-5)NCES 340804004288
👥 S:T ratio 60
🌟 Gifted program 30
🎓 Counselors 28
📋 Attendance 76
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Stonybrook Elementary School earns 49/100 on the Resource Investment Index, with class sizes smaller than 75% of New Jersey schools.
- #3 of 4
- public schools in Kinnelon · Resource Index
- 49
- Resource Index · Higher
- 9.9:1
- small classes for New Jersey
- 1.7%
- free-lunch eligible
Stonybrook Elementary School has class sizes smaller than 75% of New Jersey schools. Computed live against every New Jersey school reporting to NCES.
By Resource Investment Index, Stonybrook Elementary School ranks #3 of 4 public schools in Kinnelon, NJ.
School address
District: Kinnelon School District · New Jersey
NCES ID 340804004288 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-55 students YoY
Stonybrook Elementary School shrank from 412 students in 2022-23 to 357 in 2023-24 (-13.3%).
Teacher FTE lost 36.2 → 33.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-55 students YoY 340804004288 · Kinnelon, NJ Elementary · SMALL · TRAD
358 enr · 9.9:1 · 1.7% lunch · RII 49
Nearest enrollment peer: Kinnelon High School (507 students)
Stonybrook Elementary School shrank from 412 students in 2022-23 to 357 in 2023-24 (-13.3%). Teacher FTE lost 36.2 → 33.8 across the same CCD years. Read with this school → · District book → · New Jersey schools → · Find another →
Stonybrook Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Kinnelon High
Kinnelon High School
507 students
- Pearl R. Mille
Pearl R. Miller Middle School
378 students
- Kiel Elementar
Kiel Elementary School
374 students
- This school
Stonybrook Elementary School
358 students
What this shows Stonybrook Elementary School reports 358 students on the CCD universe file.
How Stonybrook Elementary School compares
Stonybrook Elementary School is a shrinking campus on CCD: ratios and free-lunch share vs New Jersey and U.S. means.
| Metric | This school | vs New Jersey | New Jersey avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.9:1 | ▼ 16% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 1.7% | ▼ 94% | 29.6% | 51.7% |
| Enrollment | 358 | top 63% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.9:1
Leaner classes than 89% of US schools, among the more generously staffed nationally.
358
Bigger than 41% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
1.7%
free-lunch eligible
- 94% below the New Jersey average of 29.6%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
9.9:1
students per teacher
- 16% below state mean
Top 25% in New Jersey - lower ratio than 75% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
9.5%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$30,800
per pupil, district-wide
- above New Jersey avg of $26,225
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 358 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 72.9%
Asian 11.2%
Hispanic or Latino 9.5%
African American 2.2%
American Indian / Alaska Native 2.0%
Native Hawaiian / Pacific Islander 2.0%
Two or More 0.3%
Largest group: White at 72.9% of enrollment.
Student-body diversity index 44.6/100
Simpson diversity index - at 44.6, Stonybrook Elementary School is less mixed than the New Jersey school average of 51.2.
Programs
District finance for Kinnelon School District reports $30,800 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Stonybrook Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Kinnelon High School | Larger | Similar economic need | Similar S:T ratio |
| Pearl R. Miller Middle School | Similar size | Similar economic need | Lower S:T ratio |
| Kiel Elementary School | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to Stonybrook Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 378
- Students per teacher
- 8.4:1
- Resource Index
- 59/100
- Enrollment
- 374
- Students per teacher
- 16.3:1
- Resource Index
- 42/100
Nationwide elementary 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 (~358 students)
Frequently asked questions about Stonybrook Elementary School
How many students attend Stonybrook Elementary School?
Stonybrook Elementary School has 358 students enrolled. It is an elementary school in Kinnelon, NJ. CCD year-over-year: 412 (2022-23) → 357 (2023-24), down 55.
What is the student-teacher ratio at Stonybrook Elementary School?
The student-teacher ratio at Stonybrook Elementary School is 9.9:1, which is 16% lower than the New Jersey average of 11.8:1 and 37% 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 Stonybrook Elementary School?
1.7% of students at Stonybrook Elementary School are eligible for free lunch, compared to the New Jersey average of 29.6%.
What is the racial and ethnic makeup of Stonybrook Elementary School?
The largest demographic group at Stonybrook Elementary School is White at 72.9% of enrollment, in Kinnelon, NJ.
What is the Resource Investment Index for Stonybrook Elementary School?
Stonybrook Elementary School has a Resource Investment Index of 49/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Stonybrook Elementary School rank among public schools in Kinnelon?
By Resource Investment Index, Stonybrook Elementary School ranks #3 of 4 public schools in Kinnelon, NJ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Kinnelon School District?
Besides Stonybrook Elementary School, Kinnelon School District also operates Kinnelon High School (507 students), Pearl R. Miller Middle School (378 students), and Kiel Elementary School (374 students). See the Kinnelon School District district page for the complete list.