Calcium Primary School vs Ohio Street School
A head-to-head comparison of two elementary schools in New York, United States, 7.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Calcium Primary School
Calcium · Public elementary · Grades PK–3
480 students
Ohio Street School
Watertown · Public elementary · Grades K–4
308 students
| Measure | Calcium Primary School Calcium, New York | Ohio Street School Watertown, New York |
|---|---|---|
| Success Index (US) | 78 Top 25% | 29 Lower 50% |
| State rank | #451 of 2,536 | #2093 of 2,536 |
| National rank | #6353 of 50,301 | #39419 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades PK–3 | Grades K–4 |
| Students | 480 | 308 |
| Enrollment | 480 | 308 |
| Free/reduced-price lunch | 45.4% | 78.2% |
| Students per teacher | 11.2 | 13.4 |
| Reading proficiency | 67% | 27% |
| Math proficiency | 67% | 32% |
| city | Calcium | Watertown |
| state | New York | New York |
| Website | – | – |
The verdict
- •Calcium Primary School scores higher on the Success Index (US) (77.6 vs 28.7).
- •Calcium Primary School does better on math proficiency (67% vs 32%).
- •Calcium Primary School does better on reading proficiency (67% vs 27%).
- •Calcium Primary School does better on community advantage (fewer free/reduced-price lunch) (45.4% vs 78.2%).
- •Calcium Primary School does better on students per teacher (11.2 vs 13.4).
- •Calcium Primary School is the larger school with 480 students compared with 308.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Calcium Primary School better than Ohio Street School?
On the Success Index (US), Calcium Primary School ranks higher (77.6 vs 28.7 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Calcium Primary School and Ohio Street School?
About 7.3 km in a straight line, between Calcium and Watertown in New York.
Which has the better Enrollment?
Calcium Primary School: 480. Ohio Street School: 308. Students enrolled in the latest NCES directory year.
How do Calcium Primary School and Ohio Street School rank in New York?
Calcium Primary School is 451st of 2,536 and Ohio Street School is 2093rd of 2,536 among elementary schools in New York on the 2025 Success Index (US).