Calcium Primary School
🇺🇸 Official data · 2025Calcium, New York 13616 · Indian River Central School District
#451 of 2,536 elementary schools in New York
#6353 of 50,301 nationally
About Calcium Primary School
Calcium Primary School is a public elementary located in Calcium, in the Indian River Central School District school district of New York, United States. It caters for Grades PK–3. In 2025 it enrolled 480 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 77.6 out of 100, placing it in the top 25% of elementary schools in United States and 451st of 2,536 ranked elementary schools in New York. Its strongest component is students per teacher (87th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (66th percentile).
Other published figures: enrollment 480.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)67%
- Reading proficiency (30%)67%
- Community advantage (fewer free/reduced-price lunch) (25%)45.4%
- Students per teacher (15%)11.2
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 Calcium Primary School by the official sources.
- Enrollment
- 480
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 45.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 11.2
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 67%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 67%
- 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 Calcium Primary School
Closest schools by straight-line distance, with their Success Index (US).
Black River School
Black River · Public elementary · Grades PK–4
572 students · 4.9 km away
Starbuck Elementary School
Watertown · Public elementary · Grades K–4
153 students · 6.2 km away
North Elementary School
Watertown · Public elementary · Grades K–4
435 students · 6.3 km away
Evans Mills Primary School
Evans Mills · Public elementary · Grades PK–3
330 students · 6.9 km away
Ohio Street School
Watertown · Public elementary · Grades K–4
308 students · 7.3 km away
Knickerbocker School
Watertown · Public elementary · Grades K–4
340 students · 8.9 km away
Sherman School
Watertown · Public elementary · Grades K–4
323 students · 9.2 km away
Case Middle School
Watertown · Public middle · Grades 7–8
586 students · 9.5 km away
Watertown Senior High School
Watertown · Public high · Grades 9–12
1,181 students · 9.6 km away
Harold T Wiley School
Watertown · Public middle · Grades 5–6
614 students · 9.7 km away
Similar schools
Public elementary schools in New York with a comparable Enrollment.
Riverside School for Makers and Artists (The)
New York · Public elementary · Grades PK–8
480 students
Scott M Ellis Elementary School
Greenville · Public elementary · Grades PK–5
480 students
Parsons Memorial School
Harrison · Public elementary · Grades K–5
480 students
Ps 138 Samuel Randall
Bronx · Public elementary · Grades PK–5
479 students
Ps 32 Samuel Mills Sprole
Brooklyn · Public elementary · Grades PK–5
481 students
Beekmantown Elementary School
West Chazy · Public elementary · Grades PK–5
479 students
Frequently asked questions
Is Calcium Primary School a good school?
Calcium Primary School has a Success Index (US) of 77.6 out of 100 (Top 25% of elementary schools in United States) and ranks #451 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 Calcium Primary School rank in New York?
Calcium Primary School ranks #451 of 2,536 elementary schools in New York and #6353 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Calcium Primary School?
Calcium Primary School had 480 students in 2025.
Is Calcium Primary School a elementary school or a high school?
Calcium Primary School is classified as a elementary covering Grades PK–3. It is a public school.
What other schools are near Calcium Primary School?
There are 10 schools within 15 km of Calcium Primary School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.