South Side Middle School
🇺🇸 Official data · 2025Rockville Centre, New York 11570 · Rockville Centre Union Free School District
#36 of 785 middle schools in New York
#314 of 15,369 nationally
About South Side Middle School
South Side Middle School is a public middle located in Rockville Centre, in the Rockville Centre Union Free School District school district of New York, United States. It caters for Grades 6–9. In 2025 it enrolled 806 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 89.6 out of 100, placing it in the top 5% of middle schools in United States and 36th of 785 ranked middle schools in New York. Its strongest component is students per teacher (95th percentile), and its weakest is reading proficiency (83th percentile).
Other published figures: enrollment 806.
There are 6 schools in Rockville Centre; South Side Middle School ranks 5th of 6 scored schools there.
Success Index (US) breakdown
Each component is a percentile against middle schools across United States.
- Math proficiency (30%)73%
- Reading proficiency (30%)68%
- Community advantage (fewer free/reduced-price lunch) (25%)16.6%
- Students per teacher (15%)9.5
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for South Side Middle School by the official sources.
- Enrollment
- 806
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 16.6%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 9.5
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 68%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 73%
- Share of tested students proficient or above (all students, all grades).
Free academic assessment
Is your child on grade level in reading and math?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near South Side Middle School
Closest schools by straight-line distance, with their Success Index (US).
Watson School
Rockville Centre · Public elementary · Grades K–5
224 students · 633 m away
Riverside School
Rockville Centre · Public elementary · Grades K–5
149 students · 1.4 km away
School 5
Oceanside · Public elementary · Grades 1–6
452 students · 1.4 km away
Hewitt School
Rockville Centre · Public elementary · Grades K–5
465 students · 1.5 km away
Malverne Senior High School
Malverne · Public high · Grades 9–12
628 students · 1.7 km away
Howard T Herber Middle School
Malverne · Public middle · Grades 6–8
428 students · 1.8 km away
Wilson School
Rockville Centre · Public elementary · Grades K–5
387 students · 1.9 km away
South Side High School
Rockville Centre · Public high · Grades 9–12
959 students · 2.0 km away
School 2
Oceanside · Public elementary · Grades 1–6
407 students · 2.0 km away
School 6-Kindergarten Center
Oceanside · Public elementary · Grades PK–K
625 students · 2.1 km away
Similar schools
Public middle schools in New York with a comparable Enrollment.
Minisink Valley Middle School
Middletown · Public middle · Grades 6–8
806 students
Athena Middle School
Rochester · Public middle · Grades 6–8
810 students
Heritage Middle School
New Windsor · Public middle · Grades 6–8
802 students
Roslyn Middle School
Roslyn Heights · Public middle · Grades 6–8
802 students
South Woods Middle School
Syosset · Public middle · Grades 6–8
802 students
School 9m-Oceanside Middle School
Oceanside · Public middle · Grades 7–8
801 students
Frequently asked questions
Is South Side Middle School a good school?
South Side Middle School has a Success Index (US) of 89.6 out of 100 (Top 5% of middle schools in United States) and ranks #36 of 785 in New York. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does South Side Middle School rank in New York?
South Side Middle School ranks #36 of 785 middle schools in New York and #314 of 15,369 nationally on the Success Index (US) (2025 data).
How many students attend South Side Middle School?
South Side Middle School had 806 students in 2025.
Is South Side Middle School a elementary school or a high school?
South Side Middle School is classified as a middle covering Grades 6–9. It is a public school.
What other schools are near South Side Middle School?
There are 10 schools within 15 km of South Side Middle School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.