Mount Sinai Elementary School
🇺🇸 Official data · 2025Mount Sinai, New York 11766 · Mount Sinai Union Free School District
#658 of 2,536 elementary schools in New York
#10606 of 50,301 nationally
About Mount Sinai Elementary School
Mount Sinai Elementary School is a public elementary located in Mount Sinai, in the Mount Sinai Union Free School District school district of New York, United States. It caters for Grades K–4. In 2025 it enrolled 657 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 71.0 out of 100, placing it in the top 25% of elementary schools in United States and 658th of 2,536 ranked elementary schools in New York. Its strongest component is community advantage (fewer free/reduced-price lunch) (93th percentile), and its weakest is math proficiency (49th percentile).
Other published figures: enrollment 657.
There are 3 schools in Mount Sinai; Mount Sinai Elementary School ranks 3rd of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)47%
- Reading proficiency (30%)62%
- Community advantage (fewer free/reduced-price lunch) (25%)15.7%
- Students per teacher (15%)12.6
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 Mount Sinai Elementary School by the official sources.
- Enrollment
- 657
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 15.7%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 12.6
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 62%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 47%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mount Sinai Elementary School
Closest schools by straight-line distance, with their Success Index (US).
Mount Sinai Middle School
Mount Sinai · Public middle · Grades 5–8
617 students · 264 m away
Robert M Grable JR Mount Sinai High School
Mount Sinai · Public high · Grades 9–12
710 students · 614 m away
Miller Place High School
Miller Place · Public high · Grades 9–12
764 students · 2.6 km away
Port Jefferson Elementary School
Port Jefferson · Public elementary · Grades PK–5
370 students · 3.1 km away
John F Kennedy Middle School
Port Jefferson Sta · Public middle · Grades 6–8
814 students · 3.3 km away
Comsewogue High School
Port Jefferson Sta · Public high · Grades 9–12
1,160 students · 3.4 km away
North Country Road School
Miller Place · Public middle · Grades 6–8
530 students · 3.4 km away
Sound Beach School
Miller Place · Public elementary · Grades 3–5
476 students · 3.6 km away
Andrew Muller Primary School
Miller Place · Public elementary · Grades K–2
427 students · 3.8 km away
Clinton Avenue School
Port Jefferson Sta · Public elementary · Grades K–2
381 students · 4.0 km away
Similar schools
Public elementary schools in New York with a comparable Enrollment.
Ps 81 Jean Paul Richter
Glendale · Public elementary · Grades PK–5
657 students
Ps 150
Long Island City · Public elementary · Grades PK–5
657 students
Phillips Avenue School
Riverhead · Public elementary · Grades PK–4
656 students
Ps 6 Lillie D Blake
New York · Public elementary · Grades PK–5
655 students
Ps 105 Senator Abraham Bernstein
Bronx · Public elementary · Grades PK–5
659 students
James J Ambrose School (The)
Floral Park · Public elementary · Grades PK–5
659 students
Frequently asked questions
Is Mount Sinai Elementary School a good school?
Mount Sinai Elementary School has a Success Index (US) of 71.0 out of 100 (Top 25% of elementary schools in United States) and ranks #658 of 2,536 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 Mount Sinai Elementary School rank in New York?
Mount Sinai Elementary School ranks #658 of 2,536 elementary schools in New York and #10606 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Mount Sinai Elementary School?
Mount Sinai Elementary School had 657 students in 2025.
Is Mount Sinai Elementary School a elementary school or a high school?
Mount Sinai Elementary School is classified as a elementary covering Grades K–4. It is a public school.
What other schools are near Mount Sinai Elementary School?
There are 10 schools within 15 km of Mount Sinai Elementary School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.