Average
#1959 of 4,742 schools in NY
Top 41% in state
Francis J O'neill School
Elementary School · CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
44 E CHERRY ST, Central Islip, NY 11722
Enrollment
592
Student-Teacher
13.8:1
Score
6.7
Grades
Kindergarten – 6th
Enrollment
592
Student-Teacher
13.8:1
Score
6.7
Grades
Kindergarten – 6th
Data vintage
2022-23
Data vintage2022-23
How this school compares
New York schools
#1,959 of 4,742
In Central Islip
#3 of 7
public schools
In district
#3 of 8
CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
Academic growth
7.2 / 10
Very Good
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Francis J O'neill School
Elementary School in Central Islip · grades Kindergarten – 6th. Start here, then compare fit against nearby and district options.
Marguerite L Mulvey School
0.0 mi away. Use as a geographic alternative in the same move search.
Charles a Mulligan Elementary School
1.1 mi away. Use as a geographic alternative in the same move search.
About Francis J O'neill School
Francis J O'neill School is a public elementary school in Central Islip, NY, part of CENTRAL ISLIP UNION FREE SCHOOL DISTRICT. Francis J O'neill School serves approximately 592 students, and covers grades Kindergarten-6th, and has a 13.8:1 student-teacher ratio. Francis J O'neill School has a current MySchoolScout rating of 6.7 out of 10 and ranks #1,959 of 4,742 schools in NY.
Structured state assessment records for Francis J O'neill School show 37% math proficiency (multi-year average, 2009-2022) and 36% reading/ELA proficiency (multi-year average, 2009-2022).
- This school 6.7 · Average
- District avg 6.3
- NY avg 5.9
What Parents Should Know
35% of students at Francis J O'neill School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Francis J O'neill School — Students at Francis J O'neill School score 38% proficient, which is below what's typical for similar communities (expected: 42%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
78.4%
Students qualifying for federal meal assistance
Test Scores NY EDFACTS (2021-22)
Based on 36 test records from NY state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.2/10.
How Francis J O'neill School Compares
See how Francis J O'neill School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Location
44 E CHERRY ST, Central Islip, NY 11722
Nearby Alternatives
Families considering Francis J O'neill School may also want to explore other elementary schools in the area. BRETTON WOODS ELEMENTARY SCHOOL (rated 9.0/10, 2.6 miles away, in nearby Hauppauge), which scores notably higher. Another option is WING ELEMENTARY SCHOOL (rated 7.5/10, 3.0 miles away, in nearby Islip), which scores slightly higher. Additionally, ANTHONY ALFANO ELEMENTARY SCHOOL (rated 7.4/10, 1.5 miles away), which scores slightly higher. For more schools in Central Islip, see our Central Islip schools guide .
Nearby Schools
20 within 2.5 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 11722 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$110,365
Median Home Value
$407,100
Median Rent
$2,094/mo
Population
38,443
College Educated
18.4%
Homeownership
77%
Avg Commute
27.7 min
Poverty Rate
9.3%
Median Age
34.1
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BAYVIEW ELEMENTARY SCHOOL West Islip, NY | 6.7 |
| BENJAMIN FRANKLIN ELEMENTARY SCHOOL Yorktown Heights, NY | 6.7 |
| CAHILL SCHOOL Saugerties, NY | 6.7 |
| COMMUNITY ROOTS CHARTER SCHOOL Brooklyn, NY | 6.7 |
| DREXEL AVENUE SCHOOL Westbury, NY | 6.7 |
| EUGENIO MARIA DE HOSTOS MICROSOCIETY SCHOOL Yonkers, NY | 6.7 |
Frequently Asked Questions
Common questions about Francis J O'neill School
What grades does Francis J O'neill School serve?
Francis J O'neill School serves students in grades Kindergarten through 6th.
How many students attend Francis J O'neill School?
Francis J O'neill School has an enrollment of approximately 592 students.
What is the student-teacher ratio at Francis J O'neill School?
The student-teacher ratio at Francis J O'neill School is 13.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Francis J O'neill School rank in NY?
Francis J O'neill School ranks #1,959 of 4,742 schools in NY.
What is Francis J O'neill School's MySchoolScout rating?
Francis J O'neill School has a current MySchoolScout rating of 6.7 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Francis J O'neill School?
Based on loaded state assessment records, Francis J O'neill School has 37% math proficiency (multi-year average, 2009-2022) and 36% reading/ELA proficiency (multi-year average, 2009-2022).
Is Francis J O'neill School a charter school?
No, Francis J O'neill School is not a charter school. It is a traditional public school operated by the local school district.
Is Francis J O'neill School a Title I school?
No, Francis J O'neill School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Francis J O'neill School?
78.4% of students at Francis J O'neill School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
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Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 6th
- Enrollment
- 592
- Student-Teacher Ratio
- 13.8:1
- Teachers (FTE)
- 43
- Free/Reduced Lunch
- 78.4%
- Type
- regular
- Setting
- Large Suburb
- County
- Suffolk County
- Chronic Absenteeism (SY 2022-23)
- 34.8%
- Phone
- (631) 348-5060
Resources & Links
District
CENTRAL ISLIP UNION FREE SCHOOL DISTRICT- District Enrollment
- 7,867
- Schools in District
- 8
- Per-Pupil Spending
- $30,304
- District Rank
- #3 of 8
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
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