| Index | Cold Spring Harbor | New York | National |
| Average Test Scores | 87% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 2 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | 1 | 483 | 7,963 |
| Index | Cold Spring Harbor | New York | National |
| Completed 8th grade | 97.3% | 83.5% | 84.3% |
| Completed high school | 97.3% | 82.1% | 83.0% |
| Completed some college | 83.0% | 59.5% | 59.4% |
| Completed associate degree | 76.8% | 43.4% | 38.5% |
| Completed bachelors | 71.2% | 34.7% | 30.3% |
| Completed masters | 35.3% | 15.1% | 11.5% |
| Completed professional degree | 11.5% | 4.2% | 3.3% |
| Completed doctorate | 4.3% | 1.5% | 1.3% |
There are a total of 2 public schools, n/a private schools and 1 post-secondary schools in Cold Spring Harbor. Using the proficiency score averages, the average test scores for Cold Spring Harbor, NY schools is 87%. The average student to teacher ratio is n/a. In Cold Spring Harbor, NY, an average of 97.3% of students have completed 8th grade and an average of 97.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sea Cliff, NY | 5,045 | 92% | 91.7% |
| Old Westbury, NY | 4,618 | 91% | 88.5% |
| Jericho, NY | 13,928 | 90% | 87.1% |
| Old Bethpage, NY | 5,450 | 90% | 86.5% |
| Glen Head, NY | 4,843 | 89% | 85.7% |
| Cold Spring Harbor, NY | 2,864 | 87% | 81.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Ithaca, MI | 2,864 | 47% | 1.6% |
| Elgin, SC | 2,865 | 50% | 3.6% |
| New Madrid, MO | 2,863 | 37% | 22.9% |
| Monterey, TN | 2,865 | 30% | 37.5% |
| Decherd, TN | 2,862 | 17% | 64.6% |
| Cold Spring Harbor, NY | 2,864 | 87% | 81.3% |
Here are the best places to live in New York
See the best places to live in Cold Spring Harbor
These are the 10 cheapest cities in New York
Safest Cities In The US