Cold Spring Harbor High School vs Southdown School
A head-to-head comparison of two schools in New York, United States, 3.0 km apart, using official American 2025 data. The better value in each row is highlighted.
Cold Spring Harbor High School
Cold Spring Harbor · Public high · Grades 7–12
719 students
Southdown School
Huntington · Public elementary · Grades K–3
270 students
| Measure | Cold Spring Harbor High School Cold Spring Harbor, New York | Southdown School Huntington, New York |
|---|---|---|
| Success Index (US) | 94 Top 5% | 59 Top 50% |
| State rank | #71 of 1,079 | #1068 of 2,536 |
| National rank | #80 of 16,910 | #18745 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 7–12 | Grades K–3 |
| Students | 719 | 270 |
| Enrollment | 719 | 270 |
| Free/reduced-price lunch | 3.2% | 45.2% |
| Students per teacher | 9.8 | 9.0 |
| Reading proficiency | 85% | 47% |
| Math proficiency | 89% | 47% |
| city | Cold Spring Harbor | Huntington |
| state | New York | New York |
| Website | – | – |
The verdict
- •Cold Spring Harbor High School scores higher on the Success Index (US) (93.8 vs 59.2).
- •Cold Spring Harbor High School does better on math proficiency (89% vs 47%).
- •Cold Spring Harbor High School does better on reading proficiency (85% vs 47%).
- •Cold Spring Harbor High School does better on community advantage (fewer free/reduced-price lunch) (3.2% vs 45.2%).
- •Southdown School does better on students per teacher (9.0 vs 9.8).
- •Cold Spring Harbor High School is the larger school with 719 students compared with 270.
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 Cold Spring Harbor High School better than Southdown School?
On the Success Index (US), Cold Spring Harbor High School ranks higher (93.8 vs 59.2 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 Cold Spring Harbor High School and Southdown School?
About 3.0 km in a straight line, between Cold Spring Harbor and Huntington in New York.
Which has the better Enrollment?
Cold Spring Harbor High School: 719. Southdown School: 270. Students enrolled in the latest NCES directory year.
How do Cold Spring Harbor High School and Southdown School rank in New York?
Cold Spring Harbor High School is 71st of 1,079 and Southdown School is 1068th of 2,536 among high schools in New York on the 2025 Success Index (US).