An equity score of 58/100 ranks Central Islip Union Free School District #257 of 931 districts in New York (state average 45). Derived live from how evenly resources are distributed across the district's schools.
At $29,660 per pupil, Central Islip Union Free School District ranks #310 of 986 New York districts by per-pupil spending (New York districts). NCES F-33 finance data.
7,902
Total Enrollment
8
Schools
$29,660
Per-Pupil Spending
Elementary, High
School Types
District-Level NCES Analysis
Central Islip Union Free School District operates 8 public schools serving 7,902 students, placing it among the smaller districts in New York. The school portfolio breaks down into 5 elementary, 1 high, 1 middle, 1 combined schools, a compact enough portfolio that families can compare every campus directly before they move, rent, or enrol. 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 $29,660 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 37.5% local, 53.6% state, and 8.9% federal, a state-revenue-heavy mix that insulates the district somewhat from local property-tax volatility, though it ties funding to state budget cycles. The district's equity score is 58/100, ranked #257 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 8 schools offering Advanced Placement (10 AP courses district-wide), a 416.6:1 student-counselor ratio, above both the ASCA benchmark and the roughly 408:1 national average, and 38.4% chronic absenteeism from the 2021-22 Civil Rights Data Collection. Demographically, the student body averages 82.0% Hispanic or Latino, 12.5% African American, 1.8% White across the district's schools. Its most demographically mixed campus is Francis J O'neill School, with a diversity index of 41.8/100.
Central Islip Senior High School accounts for 33.1% of all Central Islip Union Free School District student enrollment
That dominant concentration means Central 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.
Central Islip Union Free School District school enrollment varies 5.3× across entities
Central Islip Union Free School District school enrollment ranges from 490 students (lowest) to 2,615 students (highest), a spread of 2,125 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.
Central Islip Union Free School District reports 74.9% free-lunch eligibility
The reported share sits between 62.5% and 75%, above a simple majority but below the highest descriptive band used here. Title I operates under the Every Student Succeeds Act (ESSA, 2015), but its statutory allocation uses additional LEA-level counts and rules not represented by this average. This percentage is an economic-need context measure; it does not establish a Title I award, show dollars received, or describe how funds are distributed among campuses.
Central Islip Union Free School District student-counselor ratio is 417:1 — high (typically associated with staffing constraints that limit per-student counselor time; CRDC data shows higher ratios cluster in larger urban systems)
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 Higher values may reflect larger urban scale or recent resource constraints that have widened the gap.
Central Islip Union Free School District chronic absenteeism rate is 38.4% — high (typically associated with higher-than-average disruption; recent CRDC data showed elevated rates persisting after pandemic-era schooling changes)
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 Higher values may reflect larger urban scale or recent resource constraints that have widened the gap.
Comparisons are relative to Central 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 Central Islip Union Free School District?
Central Islip Union Free School District has 8 schools, including 1 high, 1 middle, 5 elementary, 1 combined. Total enrollment is 7,902 students.
How much does Central Islip Union Free School District spend per student?
Central Islip Union Free School District spends $29,660 per student. The district has an equity score of 58/100, ranking #257 in New York.
What is the demographic composition of Central Islip Union Free School District?
Central Islip Union Free School District students are 82.0% Hispanic or Latino, 12.5% African American, 1.8% White, 1.2% Asian, averaged across 8 schools. Source: NCES CCD Membership 2024-25.
What is the equity score for Central Islip Union Free School District?
Central Islip Union Free School District has an equity score of 58/100, ranking #257 out of 931 districts in New York.