An equity score of 58/100 ranks Islip Union Free School District #259 of 931 districts in New York (state average 45). Derived live from how evenly resources are distributed across the district's schools.
At $32,807 per pupil, Islip Union Free School District ranks #174 of 986 New York districts by per-pupil spending (New York districts). NCES F-33 finance data.
2,691
Total Enrollment
5
Schools
$32,807
Per-Pupil Spending
Elementary, High
School Types
District-Level NCES Analysis
Islip Union Free School District operates 5 public schools serving 2,691 students, placing it among the smallest districts in New York. The school portfolio breaks down into 3 elementary, 1 high, 1 middle 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 Suffolk County.
Per-pupil expenditure runs $32,807 according to the NCES F-33 School District Finance Survey, in the upper half of 986 New York districts by per-pupil spending. See how New York compares in our national per-pupil spending analysis. The funding mix is 62.0% local, 31.4% state, and 6.6% 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 58/100, ranked #259 of 931 in New York against a state average of 45, notably more even than the typical district in the state for how evenly funding reaches its schools.
Academic infrastructure includes 1 of 5 schools offering Advanced Placement (17 AP courses district-wide), a 300.2:1 student-counselor ratio, somewhat above the 250:1 ASCA recommendation, and 19.3% chronic absenteeism from the 2021-22 Civil Rights Data Collection. Demographically, the student body averages 46.0% White, 38.6% Hispanic or Latino, 6.1% African American across the district's schools. Its most demographically mixed campus is Islip High School, with a diversity index of 63.5/100.
Its largest campus is Islip High School, enrolling 890 students (34% of the district's total enrollment).
Islip High School accounts for 33.1% of all Islip Union Free School District student enrollment
That dominant concentration means Islip Union Free School District-wide averages can mask substantial variation outside the largest entity. Grade band: high. The share measures enrollment concentration only; it does not establish how the district allocates programs, capital, or staff. Enrollment-weighted aggregates give this entity more weight than any smaller peer, while an unweighted entity average treats every record equally.
Islip Union Free School District school enrollment varies 2.4× across entities
Islip Union Free School District school enrollment ranges from 366 students (lowest) to 890 students (highest), a spread of 524 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.
Islip Union Free School District student-counselor ratio is 300:1 — 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 Islip Union Free School District is typically wider than the Islip Union Free School District-aggregate figure suggests.
Islip Union Free School District chronic absenteeism rate is 19.3% — 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 Islip Union Free School District is typically wider than the Islip Union Free School District-aggregate figure suggests.
Comparisons are relative to Islip Union Free School District's own figures; each column derives from NCES Common Core of Data and the F-33 Finance Survey.
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How many schools are in Islip Union Free School District?
Islip Union Free School District has 5 schools, including 1 high, 1 middle, 3 elementary. Total enrollment is 2,691 students.
How much does Islip Union Free School District spend per student?
Islip Union Free School District spends $32,807 per student. The district has an equity score of 58/100, ranking #259 in New York.
What is the demographic composition of Islip Union Free School District?
Islip Union Free School District students are 46.0% White, 38.6% Hispanic or Latino, 6.1% African American, 5.2% Asian, averaged across 5 schools. Source: NCES CCD Membership 2024-25.
What is the equity score for Islip Union Free School District?
Islip Union Free School District has an equity score of 58/100, ranking #259 out of 931 districts in New York.