The brief
A Central Islip Union Free School District elementary school where students score 18 points below what's typical for similar communities.
It ranks 4,424 of 4,744 schools in New York and 6 of 8 in Central Islip Union Free School District.
Marguerite L Mulvey School is listed in Central Islip Union Free School District, and a district label does not verify attendance for an address: confirm the zoned campus with the district before you commit to a street.
- 202536%
- 202437%
- 202338%
About this school's data1 correction under review · rating: low confidence · 6 sources, 2019–2025
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, an estimate, or describes a surrounding area rather than the school, that limitation is named here.
Attendance data is under correction. This existing Resources & Environment score and overall rating may still reflect an unverified attendance input.
Full Profile · 3/3 metrics
Multi-year averages used by the rating model: math 34% (multi-year average, 2009-2025) · reading/ELA 33% (multi-year average, 2009-2025).
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2025 NYSED · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 NYSED · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- State assessments · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 11722; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24
The neighborhood
Where it sits, and what the area looks like.Open the New York school map to see school quality against home prices across the metro.
The area
- Median income
- $110,365
- Median home value
- $407,100
- Median rent
- $2,094/mo
- College educated
- 18.4%
- Homeownership
- 77%
- Poverty rate
- 9.3%
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 11722; this is area context, not an attendance boundary.
Getting around
- Walk Score
- 28
- Car-Dependent
- Bike Score
- 35
- Somewhat Bikeable
Walk, transit and bike scores by
Programs and who goes here
What the campus offers, and who it enrolls.Who goes here
- Free or reduced lunch
- 80.5%
- Students qualifying for federal meal assistance. Shown separately, never in the score.
NCES Common Core of Data (CCD).
Compare nearby
Grade-compatible schools using the same rating model.- 7.2Compare →
- 6.0Compare →
- 5.5Compare →
- 5.4Compare →
- 4.5Compare →
- 4.1Compare →
- Marguerite L Mulvey School4.0
- 3.5Compare →
- 3.2Compare →
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
The record
What is on file, and where each number came from.Questions families ask
What grades does Marguerite L Mulvey School serve?
Marguerite L Mulvey School serves students in grades Kindergarten through 6th.
How many students attend Marguerite L Mulvey School?
Marguerite L Mulvey School has an enrollment of approximately 532 students.
What is the student-teacher ratio at Marguerite L Mulvey School?
The student-teacher ratio at Marguerite L Mulvey School is 13:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Marguerite L Mulvey School rank in NY?
Marguerite L Mulvey School ranks #4,424 of 4,744 schools in NY.
What is Marguerite L Mulvey School's MySchoolScout rating?
Marguerite L Mulvey School has a current MySchoolScout rating of 4.0 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 Marguerite L Mulvey School?
Based on loaded state assessment records, Marguerite L Mulvey School has 34% math proficiency (multi-year average, 2009-2025) and 33% reading/ELA proficiency (multi-year average, 2009-2025).
Is Marguerite L Mulvey School a charter school?
No, Marguerite L Mulvey School is not a charter school. It is a traditional public school operated by the local school district.
Is Marguerite L Mulvey School a Title I school?
No, Marguerite L Mulvey School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Marguerite L Mulvey School?
80.5% of students at Marguerite L Mulvey 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.
School facts
- Grades
- Kindergarten – 6th
- Enrollment
- 532
- Student-teacher ratio
- 13:1
- Teachers (FTE)
- 41
- Type
- Regular
- Title I
- No
- Setting
- Large Suburb
- County
- Suffolk County
- Phone
- (631) 348-5059
- Rank in district
- #6 of 8
- Schools in district
- 8
- District spending per student
- $30,304
- NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 12.6%
- Census SAIPE · 2024
- Area population (ZIP 11722)
- 38,443
- Area average commute
- 27.7 min
- Area median age
- 34.1
NCES Common Core of Data (CCD) (SY 2023–24).
Sources and official links
Keep exploring
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Data from NCES Common Core of Data, New York State Education Dept., and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.