Enrollment
732
New York · 2024-25 NCES data
Elementary school (grades K-5) · Ossining, NY
Claremont School
Federal NCES profile for Claremont School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataElementary school (grades K-5)NCES 362202003120
👥 S:T ratio 49
🌟 Gifted program 30
📋 Attendance 48
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Claremont School earns 42/100 on the Resource Investment Index, with class sizes near the New York median.
- #1 of 3
- elementary schools in Ossining · Resource Index
- 42
- Resource Index · Typical
- 12.8:1
- students per teacher
- 48.0%
- free-lunch eligible
Claremont School has class sizes near the New York median. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Claremont School ranks #1 of 3 elementary schools in Ossining, NY.
School address
District: Ossining Union Free School District · New York
NCES ID 362202003120 Verify on NCES CCD record →
Teachers (FTE)
57.0
Federal CCD staff survey
Students per teacher
12.8:1
vs 11.8:1 New York avg
+8% vs state
Free-lunch eligible
48.0%
vs 56.2% New York avg
-15% vs state
Student-teacher ratio in context
How Claremont School compares with New York and U.S. medians
What stands out at Claremont School
Claremont School is a mid-sized elementary school in Ossining, New York, enrolling 732 students.
Class loads run somewhat heavier than typical: 12.8:1 puts it in the larger third of New York schools by student-teacher ratio.
Its free-meal eligibility rate of 48.0% lands close to the New York typical range, neither a high- nor low-need campus by this measure.
Enrollment of 732 puts it in the larger third of New York schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 4,801 scored New York schools.
Against 540 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #154.
Its student body is led by Hispanic or Latino (69%) and White (19%) (diversity index 49/100).
Attendance runs somewhat below the norm, with 20.8% of students chronically absent per the 2021-22 civil-rights collection.
Ossining Union Free School District also operates Ossining High School (1,577 students) and Anne M Dorner Middle School (1,032 students) alongside Claremont 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
How Claremont School compares
Claremont School on the metrics families compare, against New York and U.S. means.
| Metric | This school | vs New York | New York avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.8:1 | ▲ 8% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 48.0% | ▼ 15% | 56.2% | 51.7% |
| Enrollment | 732 | top 17% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.8:1
Leaner classes than 68% of US schools, among the more generously staffed nationally.
732
Bigger than 82% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
48.0%
free-lunch eligible
- 15% below 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
12.8:1
students per teacher
- 8% above state mean
Top 69% in New York - lower ratio than 31% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
20.8%
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.
Funding equity
$26,517
per pupil, district-wide
- above New York avg of $26,410
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
2
in-school suspensions + 6 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 1.1 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
Hispanic or Latino 68.6%
White 18.9%
African American 7.2%
Two or More 3.6%
Asian 1.8%
Largest group: Hispanic or Latino at 68.6% of enrollment.
Student-body diversity index 48.7/100
Simpson diversity index - at 48.7, Claremont School is more mixed than the New York school average of 45.5.
Programs
Funding & spending
District-wide per-pupil expenditure for Ossining Union Free School District, which includes Claremont School.
$26,517
Per student
+0%
vs New York
Avg $26,410
+60%
vs U.S.
Avg $16,593
Revenue mix
Local 65.8%
State 29.0%
Federal 5.1%
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.
How Claremont School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Ossining High School | Larger | Similar economic need | Similar S:T ratio |
| Anne M Dorner Middle School | Larger | Similar economic need | Lower S:T ratio |
| Brookside School | Similar size | Similar economic need | Similar S:T ratio |
| Park School | Similar size | Similar economic need | Similar S:T ratio |
| Roosevelt School | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Claremont School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,577
- Students per teacher
- 12.1:1
- Resource Index
- 54/100
- Enrollment
- 1,032
- Students per teacher
- 10.5:1
- Resource Index
- 45/100
- Enrollment
- 672
- Students per teacher
- 11.4:1
- Resource Index
- 36/100
- Enrollment
- 572
- Students per teacher
- 13.6:1
- Resource Index
- 26/100
- Enrollment
- 374
- Students per teacher
- 12.1:1
- Resource Index
- 42/100
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of New York, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~732 students)
Next steps
Verify locally before acting on Claremont School's federal record.
- Compare Claremont School against another school. Compare schools
- Ossining Union Free School District's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Claremont School
How many students attend Claremont School?
Claremont School has 732 students enrolled. It is an elementary school in Ossining, NY.
What is the student-teacher ratio at Claremont School?
The student-teacher ratio at Claremont School is 12.8:1, which is 8% higher than the New York average of 11.8:1 and 18% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Claremont School?
48.0% of students at Claremont School are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Claremont School?
The largest demographic group at Claremont School is Hispanic or Latino at 68.6% of enrollment, in Ossining, NY.
What is the Resource Investment Index for Claremont School?
Claremont School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Claremont School rank among elementary schools in Ossining?
By Resource Investment Index, Claremont School ranks #1 of 3 elementary schools in Ossining, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Ossining on the city page.
Is Claremont School a good school?
Claremont School earns 42/100 on the Resource Investment Index, with class sizes near the New York median. 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.
What other schools are in Ossining Union Free School District?
Besides Claremont School, Ossining Union Free School District also operates Ossining High School (1,577 students), Anne M Dorner Middle School (1,032 students), and Brookside School (672 students). See the Ossining Union Free School District district page for the complete list.
Related tools
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.