| Index | Belfast | New York | National |
| Average Test Scores | 47% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Belfast | New York | National |
| Completed 8th grade | 79.6% | 83.5% | 84.3% |
| Completed high school | 79.6% | 82.1% | 83.0% |
| Completed some college | 43.5% | 59.5% | 59.4% |
| Completed associate degree | 25.1% | 43.4% | 38.5% |
| Completed bachelors | 13.7% | 34.7% | 30.3% |
| Completed masters | 7.2% | 15.1% | 11.5% |
| Completed professional degree | 1.4% | 4.2% | 3.3% |
| Completed doctorate | 0.7% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Belfast. Using the proficiency score averages, the average test scores for Belfast, NY schools is 47%. The average student to teacher ratio is n/a. In Belfast, NY, an average of 79.6% of students have completed 8th grade and an average of 79.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fillmore, NY | 538 | 65% | 34.4% |
| Cuba, NY | 1,452 | 64% | 32.6% |
| Scio, NY | 688 | 52% | 8.3% |
| Belmont, NY | 797 | 51% | 6.3% |
| Wellsville, NY | 4,397 | 49% | 2.6% |
| Belfast, NY | 752 | 47% | 2.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Woodhull, IL | 752 | 42% | 12.5% |
| Ladonia, TX | 752 | 30% | 37.5% |
| Parksley, VA | 752 | 62% | 29.2% |
| Stoneboro, PA | 752 | 67% | 39.6% |
| Savona, NY | 751 | 44% | 9.4% |
| Belfast, NY | 752 | 47% | 2.1% |
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