Enrollment
395
New Jersey · 2024-25 NCES data
Other / mixed grade configuration · Pennington, NJ
Federal NCES profile for Stony Brook Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
The verdict
Stony Brook Elementary School earns 50/100 on the Resource Investment Index, with class sizes smaller than 72% of New Jersey schools.
Stony Brook Elementary School has class sizes smaller than 72% of New Jersey schools. Computed live against every New Jersey school reporting to NCES.
By Resource Investment Index, Stony Brook Elementary School ranks #5 of 5 public schools in Pennington, NJ.
NCES ID 340753000503 Verify on NCES CCD record →
Enrollment
395
New Jersey · 2024-25 NCES data
Teachers (FTE)
39.0
Federal CCD staff survey
Students per teacher
10.1:1
vs 11.8:1 New Jersey avg
-14% vs state
Free-lunch eligible
3.0%
vs 29.6% New Jersey avg
-90% vs state
How Stony Brook Elementary School compares with New Jersey and U.S. medians
At or below state median
10.1:1 - 1.7 below the New Jersey state median of 11.8:1, indicating smaller average class loads than typical schools in the state.
Stony Brook Elementary School is a lower-poverty, mid-sized combined-grade school in Pennington, New Jersey, enrolling 395 students.
Class sizes run a bit leaner than typical: 10.1:1 puts it in the smaller third of New Jersey schools by student-teacher ratio.
Comparatively few students face economic hardship here, 3.0% free-meal eligibility runs 90% below the New Jersey average.
With 395 students, its enrollment sits close to the New Jersey median campus size.
Its Resource Investment Index sits near the middle of the pack among 2,501 scored New Jersey schools.
Among 606 similarly sized, similarly resourced-need New Jersey schools statewide, it ranks #438, in the lower tier once campus size and economic need are matched.
Its student body is led by Asian (42%) and White (38%) (diversity index 67/100).
Counselor availability sits well past the ASCA benchmark, roughly 395 students sharing each counselor, though short of the most stretched campuses.
Attendance holds up well here: only 3.8% of students were chronically absent, below the typical post-pandemic national figure.
The surrounding Hopewell Valley Regional School District spends $29,882 per pupil, 20% above the New Jersey average, a better-resourced district than most.
Hopewell Valley Regional School District also operates Hopewell Valley Central High School (1,068 students) and Timberlane Middle School (803 students) alongside Stony Brook Elementary School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Stony Brook Elementary School on the metrics families compare, against New Jersey and U.S. means.
| Metric | This school | vs New Jersey | New Jersey avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.1:1 | ▼ 14% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 3.0% | ▼ 90% | 29.6% | 51.7% |
| Enrollment | 395 | top 56% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: Asian at 41.8% of enrollment.
Simpson diversity index - at 66.5, Stony Brook Elementary School is more mixed than the New Jersey school average of 51.2.
District-wide per-pupil expenditure for Hopewell Valley Regional School District, which includes Stony Brook Elementary School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hopewell Valley Central High School | Larger | Similar economic need | Similar S:T ratio |
| Timberlane Middle School | Larger | Similar economic need | Similar S:T ratio |
| Bear Tavern Elementary School | Similar size | Similar economic need | Similar S:T ratio |
| Hopewell Elementary School | Similar size | Similar economic need | Similar S:T ratio |
| Toll Gate Grammar School | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to Stony Brook Elementary School's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of New Jersey, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Stony Brook Elementary School's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Stony Brook Elementary School has 395 students enrolled. It is a public school in Pennington, NJ.
The student-teacher ratio at Stony Brook Elementary School is 10.1:1, which is 14% lower than the New Jersey average of 11.8:1 and 36% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
3.0% of students at Stony Brook Elementary School are eligible for free lunch, compared to the New Jersey average of 29.6%.
The largest demographic group at Stony Brook Elementary School is Asian at 41.8% of enrollment, in Pennington, NJ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 66.5/100.
Stony Brook Elementary School has a Resource Investment Index of 50/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Stony Brook Elementary School ranks #5 of 5 public schools in Pennington, NJ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Pennington on the city page.
Stony Brook Elementary School earns 50/100 on the Resource Investment Index, with class sizes smaller than 72% of New Jersey schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Stony Brook Elementary School, Hopewell Valley Regional School District also operates Hopewell Valley Central High School (1,068 students), Timberlane Middle School (803 students), and Bear Tavern Elementary School (461 students). See the Hopewell Valley Regional School District district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
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PlainSchools, “Stony Brook Elementary School, Pennington NJ.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/stony-brook-elementary-school-nj
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