Ossining Union Free School District

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. District totals are aggregated directly from the schools reporting under this district in the source records. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.

Ossining, New York - 6 schools

An equity score of 45/100 ranks Ossining Union Free School District #469 of 941 districts in New York (state average 45). Derived live from how evenly resources are distributed across the district's schools.

At $26,517 per pupil, Ossining Union Free School District ranks #384 of 999 New York districts by per-pupil spending (New York districts). NCES F-33 finance data.

4,927
Total Enrollment
6
Schools
$26,517
Per-Pupil Spending
Elementary, High
School Types

District-Level NCES Analysis

Ossining Union Free School District operates 6 public schools serving 4,927 students, placing it among the smallest districts in New York. The school portfolio breaks down into 3 elementary, 1 high, 1 middle, 1 combined schools, a small enough portfolio that most families will interact with nearly every campus in the district at some point. These enrollment and school figures come from the NCES Common Core of Data (CCD) 2024-25 release, and the district is based in Westchester County.

Per-pupil expenditure runs $26,517 according to the NCES F-33 School District Finance Survey, in the upper half of 999 New York districts by per-pupil spending. See how New York compares in our national per-pupil spending analysis. The funding mix is 65.8% local, 29.0% state, and 5.1% federal, a local-revenue-heavy mix that leaves the district more exposed to property-tax swings and local ballot measures than state-funded peers. The district's equity score is 45/100, ranked #469 of 941 in New York against a state average of 45, in line with the typical spread seen across the state for how evenly funding reaches its schools.

Academic infrastructure includes 1 of 6 schools offering Advanced Placement (7 AP courses district-wide), a 270.6:1 student-counselor ratio, somewhat above the 250:1 ASCA recommendation, and 23.0% chronic absenteeism from the 2021-22 Civil Rights Data Collection. Demographically, the student body averages 69.0% Hispanic or Latino, 17.7% White, 7.5% African American across the district's schools. Its most demographically mixed campus is Brookside School, with a diversity index of 51.7/100.

Its largest campus is Ossining High School, enrolling 1,577 students (32% of the district's total enrollment). Its smallest is Roosevelt School, at 374 students, a 4x enrollment spread across the district's campuses.

Ossining High School accounts for 31.8% of all Ossining Union Free School District student enrollment

That dominant concentration means Ossining Union Free School District-wide averages can mask substantial variation outside the dominant entity. Grade band: high. A single dominant campus often anchors a district's program offerings and staffing patterns; the share helps explain why district-wide averages may not reflect the typical neighbourhood-school experience. When one entity dominates a region's footprint, its programmatic and budget decisions effectively set policy for a majority of the affected population.

Source: NCES Common Core of Data NCES Common Core of Data

Ossining Union Free School District school enrollment varies 4.2× across entities

Ossining Union Free School District school enrollment ranges from 374 students (lowest) to 1,577 students (highest), a spread of 1,203 students. That relatively narrow ratio reflects an unusually homogeneous campus portfolio, most districts have a wider mix of school sizes. Per-school staffing ratios, programme availability, and capital-renovation cycles often diverge inside the same district based on enrollment shape.

Source: NCES Common Core of Data NCES Common Core of Data

Ossining Union Free School District student-counselor ratio is 271:1 — near the typical range (US average ~408) — within the typical range for U.S. public districts

student-counselor ratio is the simplest comparative metric but it does not capture the full picture: the ratio counts FTE counselors against total enrollment, districts that contract intervention or social-emotional staff outside the counselor classification may be under-counted Variation between sub-units within Ossining Union Free School District is typically wider than the Ossining Union Free School District-aggregate figure suggests.

Source: NCES Civil Rights Data Collection NCES Civil Rights Data Collection

Ossining Union Free School District chronic absenteeism rate is 23.0% — near the typical range (US average ~28) — aligned with the national post-pandemic baseline of roughly 28% chronic absenteeism

chronic absenteeism rate is the simplest comparative metric but it does not capture the full picture: a student is chronically absent if they miss ≥10% of enrolled days for any reason, illness, family obligations, or disengagement Variation between sub-units within Ossining Union Free School District is typically wider than the Ossining Union Free School District-aggregate figure suggests.

Source: NCES Civil Rights Data Collection 2021-22 NCES Civil Rights Data Collection 2021-22

Where does the funding come from?

5.1%
Federal
29.0%
State
65.8%
Local

Funding Equity

45
Equity Score
469 / 941
State Rank
45
State Average

This district has moderate funding equity. There may be room to improve funding diversity or resource allocation.

Student Demographics

Average demographic composition across 6 schools in Ossining Union Free School District.

White 17.7%
Hispanic or Latino 69.0%
African American 7.5%
Asian 2.5%
Multiracial 3.4%

Source: NCES CCD School Membership 2024-25.

Student-body diversity

Average diversity index 48.5/100

Average Simpson diversity index across Ossining Union Free School District's schools, above the New York average of 45.5.

Most mixed schools

  1. 1 Brookside School 51.7
  2. 2 Park School 50.4
  3. 3 Ossining High School 48.7
  4. 4 Claremont School 48.7
  5. 5 Anne M Dorner Middle School 47.4

Programs & Resources

1 / 6
Schools with AP
7 AP courses total
270.6:1
Student-Counselor Ratio
23.0%
Chronically Absent

Source: NCES Civil Rights Data Collection (CRDC) 2021-22.

Schools in Ossining Union Free School District

School Enrollment
Ossining High School
1,577
Anne M Dorner Middle School
1,032
Claremont School
732
Brookside School
672
Park School
572
Roosevelt School
374

How Ossining Union Free School District Compares to Similar-Size Districts

The New York districts closest to this one in total enrollment.

District Enrollment Spending Funding Mix
Guilderland Central School District Similar size Lower spending Similar funding mix
South Colonie Central School District Similar size Lower spending Similar funding mix
Copiague Union Free School District Similar size Similar spending Less locally funded
Pine Bush Central School District Similar size Similar spending Less locally funded
Orchard Park Central School District Similar size Lower spending Similar funding mix

Comparisons are relative to Ossining Union Free School District's own figures; each column derives from NCES Common Core of Data and the F-33 Finance Survey.

Nearby Districts in New York

Top districts in the same state, compare side-by-side for enrollment, spending, and demographics.

Compare Ossining Union Free School District

See how this district compares to others in enrollment, spending, demographics, and academic resources.

Compare vs New York City Geographic District #31 →

Frequently Asked Questions

How many schools are in Ossining Union Free School District?

Ossining Union Free School District has 6 schools, including 1 high, 1 middle, 3 elementary, 1 combined. Total enrollment is 4,927 students.

How much does Ossining Union Free School District spend per student?

Ossining Union Free School District spends $26,517 per student. The district has an equity score of 45/100, ranking #469 in New York.

What is the demographic composition of Ossining Union Free School District?

Ossining Union Free School District students are 69.0% Hispanic or Latino, 17.7% White, 7.5% African American, 2.5% Asian, averaged across 6 schools. Source: NCES CCD Membership 2024-25.

What is the equity score for Ossining Union Free School District?

Ossining Union Free School District has an equity score of 45/100, ranking #469 out of 941 districts in New York.