Total enrollment
7,773
+277 (+4%) vs SY 2020-21
8 schools in CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
New York · 7,773 students · 2 cities
8 public K-12 schools, 7,773 students, one district. That is the CENTRAL ISLIP UNION FREE SCHOOL DISTRICT entry on the numbers, with a mix of 6 elementary, 1 middle, and 1 high.
4-year change in CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
SY 2020-21 vs SY 2024-25School count
8
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How CENTRAL ISLIP UNION FREE SCHOOL DISTRICT ranks
Among districts| Measure | This district | In New York | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 37.2% | #414 of 437 | N/A |
| Enrollment ranked largest first | 7,773 | #53 of 576 | #1,214 of 9,234 |
| Number of schools ranked most first | 8 | #84 of 576 | N/A |
| Students per teacher ranked fewest first | 14.3:1 | #550 of 565 | #4,682 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 64.0% | #71 of 573 | #2,420 of 8,164 |
| Diversity index ranked most diverse first | 31.6% | #300 of 425 | #4,682 of 6,853 |
Districts need at least 2 schools and 500 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Inside CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
State test results across the district's 8 scored schools run from CENTRAL ISLIP SENIOR HIGH SCHOOL at 47.3% proficient to CHARLES A MULLIGAN ELEMENTARY SCHOOL at 28.5%, a gap of 18.8 points. That is the 221st widest gap among 258 New York districts with four or more scored schools.
Proficient is the average share of students meeting the state standard across each school's state tests in 2023-24 and 2024-25; schools with fewer than 100 students and schools serving specialized populations are left out. Staffing figures come from the NCES Common Core of Data and count only schools that reported students and teachers in both years.
| Name | City | Level | Grades | Enrollment |
|---|---|---|---|---|
| CENTRAL ISLIP SENIOR HIGH SCHOOL | Central Islip | High | 09-12 | 2,615 |
| RALPH REED SCHOOL | Central Islip | Middle | 07-08 | 1,192 |
| CHARLES A MULLIGAN ELEMENTARY SCHOOL | Central Islip | Elementary | KG-06 | 997 |
| ANDREW T MORROW SCHOOL | Islandia | Elementary | KG-06 | 821 |
| FRANCIS J O'NEILL SCHOOL | Central Islip | Elementary | KG-06 | 600 |
| MARGUERITE L MULVEY SCHOOL | Central Islip | Elementary | KG-06 | 567 |
| ANTHONY ALFANO ELEMENTARY SCHOOL | Central Islip | Elementary | PK-06 | 491 |
| CORDELLO AVENUE ELEMENTARY SCHOOL | Central Islip | Elementary | KG-06 | 490 |
About CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
As a sparse district in New York, CENTRAL ISLIP UNION FREE SCHOOL DISTRICT educates 7,773 students across 8 schools.
On the school-mix side, CENTRAL ISLIP UNION FREE SCHOOL DISTRICT comprises 6 elementary, 1 middle, and 1 high school.
On a per-school basis, CENTRAL ISLIP UNION FREE SCHOOL DISTRICT runs about 972 students per school, 87% noticeably above the state mean of roughly 519.
Looking at the last 4 years. Total public-school enrollment in CENTRAL ISLIP UNION FREE SCHOOL DISTRICT has grew 4% since SY 2020-21, moving from about 7,496 students to 7,773.
Within the allk12 community for this area, the community for CENTRAL ISLIP UNION FREE SCHOOL DISTRICT discusses enrollment trends, district policy changes, and bus-route updates. Posts come from current and former families, staff, and alumni.