| Index | Belford | New Jersey | National |
| Average Test Scores | 60% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 13:1 | 16:1 |
| Total public schools | 1 | 1,604 | 79,221 |
| Total private schools | 2 | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Belford | New Jersey | National |
| Completed 8th grade | 93.7% | 87.5% | 84.3% |
| Completed high school | 93.7% | 86.3% | 83.0% |
| Completed some college | 61.9% | 60.7% | 59.4% |
| Completed associate degree | 36.7% | 43.9% | 38.5% |
| Completed bachelors | 26.5% | 37.5% | 30.3% |
| Completed masters | 6.8% | 14.4% | 11.5% |
| Completed professional degree | 3.0% | 4.0% | 3.3% |
| Completed doctorate | 0.0% | 1.5% | 1.3% |
There are a total of 1 public schools, 2 private schools and n/a post-secondary schools in Belford. Using the proficiency score averages, the average test scores for Belford, NJ schools is 60%. The average student to teacher ratio is 15:1. In Belford, NJ, an average of 93.7% of students have completed 8th grade and an average of 93.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fair Haven, NJ | 5,833 | 86% | 79.7% |
| Lincroft, NJ | 6,501 | 83% | 73.4% |
| Monmouth Beach, NJ | 3,226 | 82% | 70.8% |
| Rumson, NJ | 6,757 | 82% | 70.5% |
| Yorketown, NJ | 6,739 | 77% | 60.2% |
| Belford, NJ | 2,049 | 60% | 24.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Lexington, IL | 2,049 | 36% | 24.3% |
| Ramseur, NC | 2,048 | 33% | 31.5% |
| Groton, NY | 2,048 | 39% | 18.8% |
| Warroad, MN | 2,051 | 57% | 18.8% |
| Grandview, TX | 2,051 | 64% | 33.7% |
| Belford, NJ | 2,049 | 60% | 24.0% |
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