Excellent
#234 of 4,742 schools in NY
Top 5% in state
South Side High School
High School · Rockville Centre Union Free School District · Rockville Centre, NY
A Rockville Centre Union Free School District high school where students score 24 points above what's typical for similar communities.
140 SHEPHERD ST, Rockville Centre, NY 11570
- Math 98% proficient (2021)
- Reading 75% proficient (2021)
- 98.0% 4-year graduation
Academics
Full Profile · 4/4 metricsView breakdown
View breakdown
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Students at South Side High School score 86% proficient, which is above what's typical for similar communities (expected: 62%).
2021 EdFacts proficiency
Most recent published year. School vs. NY average.
Trend
↓ DecliningProficiency has fallen 12 points since 2018, to 87% in 2021, across a 13-year record (2009–2021).
Show all 13 years
Multi-year averages used by the rating model: math 97% (multi-year average, 2009-2021) · reading/ELA 95% (multi-year average, 2009-2021)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 26 test records from NY state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
19.5%
Students qualifying for federal meal assistance
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.
See how we rateThe neighborhood
Where South Side High School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the New York map →
Getting around & local context
- Walk 37Car-Dependent
- Transit 24Minimal Transit
- Bike 45Somewhat Bikeable
- County Safety: Elevated982/100K
Powered by
FBI Uniform Crime Reporting · 2024 · county context, not school-level safety or attendance eligibility. Source details
Source period: 2024. A newer release may be available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$147,784
Median home value
$786,600
Median rent
$1,804/mo
College educated
61.5%
Homeownership
75.7%
Poverty rate
5%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 11570; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
4 from a 5-mile search
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Baldwin Senior High SchoolEnrollment path unverified | 9.1 | 9–12 | 0.8 mi | 1,505 | Compare → |
| Freeport High SchoolEnrollment path unverified | 7.9 | 9–12 | 1.3 mi | 2,289 | Compare → |
| Castleton Academy High School of OceansideEnrollment path unverified | 7.5 | 9–12 | 1.8 mi | 34 | Compare → |
| Woodward Childrens CenterPrivate · tuition | 8.8private | 7–12 | 2.0 mi | 80 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Rockville Centre Union Free School District
- Schools in district
- 7
- Rank in district
- #3 of 7
- District spending per student
- $36,755NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 2.6%Census SAIPE · 2024
South Side High School is listed in ROCKVILLE CENTRE UNION FREE SCHOOL DISTRICT; a district label does not verify attendance for an address.
About South Side High School
South Side High School is a public high school in Rockville Centre, NY, part of Rockville Centre Union Free School District, serving approximately 985 students in grades 9th-12th with a 10.3:1 student-teacher ratio. It holds a MySchoolScout rating of 8.7 out of 10 and ranks #234 of 4,742 schools in NY. State assessment records show 97% math proficiency (multi-year average, 2009-2021) and 95% reading/ELA proficiency (multi-year average, 2009-2021).
Frequently asked questions
Common questions about South Side High School
What grades does South Side High School serve?
South Side High School serves students in grades 9th through 12th.
How many students attend South Side High School?
South Side High School has an enrollment of approximately 985 students.
What is the student-teacher ratio at South Side High School?
The student-teacher ratio at South Side High School is 10.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does South Side High School rank in NY?
South Side High School ranks #234 of 4,742 schools in NY.
What is South Side High School's MySchoolScout rating?
South Side High School has a current MySchoolScout rating of 8.7 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 South Side High School?
Based on loaded state assessment records, South Side High School has 97% math proficiency (multi-year average, 2009-2021) and 95% reading/ELA proficiency (multi-year average, 2009-2021).
Is South Side High School a charter school?
No, South Side High School is not a charter school. It is a traditional public school operated by the local school district.
Is South Side High School a Title I school?
No, South Side High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for South Side High School?
19.5% of students at South Side High 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 factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- 9th – 12th
- Enrollment
- 985
- Student-Teacher Ratio
- 10.3:1
- Teachers (FTE)
- 96
- Type
- regular
- Setting
- Large Suburb
- County
- Nassau County
- Chronic Absenteeism (SY 2022-23)
- 17.9%
- Phone
- (516) 255-8944
- 4-Year Graduation
- 98.0%
- Area population (ZIP 11570)
- 28,162
- Area average commute
- 37.8 min
- Area median age
- 43
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- 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 · 2021 EdFacts · Low confidence
- Older source: 2021 EdFacts. Use as historical context.
- 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 · 2021 EdFacts · Low confidence
- Older source: 2021 EdFacts. Use as historical context.
- 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)
- NCES EdFacts · 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 11570; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2021; directory SY 2023–24
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- Charter Schools vs Public Schools: What the Data Actually Shows (2026)school choice
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