| Index | Belvidere | New Jersey | National |
| Average Test Scores | 42% | 52% | 48% |
| Student/Teacher ratio | 14:1 | 13:1 | 16:1 |
| Total public schools | 4 | 1,604 | 79,221 |
| Total private schools | n/a | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Belvidere | New Jersey | National |
| Completed 8th grade | 85.6% | 87.5% | 84.3% |
| Completed high school | 84.4% | 86.3% | 83.0% |
| Completed some college | 57.1% | 60.7% | 59.4% |
| Completed associate degree | 36.5% | 43.9% | 38.5% |
| Completed bachelors | 29.2% | 37.5% | 30.3% |
| Completed masters | 10.5% | 14.4% | 11.5% |
| Completed professional degree | 2.6% | 4.0% | 3.3% |
| Completed doctorate | 0.6% | 1.5% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Belvidere. Using the proficiency score averages, the average test scores for Belvidere, NJ schools is 42%. The average student to teacher ratio is 14:1. In Belvidere, NJ, an average of 85.6% of students have completed 8th grade and an average of 84.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Annandale, NJ | 1,859 | 79% | 63.5% |
| Nazareth, PA | 5,836 | 72% | 50.0% |
| Asbury, NJ | 212 | 70% | 44.8% |
| Califon, NJ | 1,231 | 69% | 43.1% |
| Clinton, NJ | 2,802 | 67% | 39.1% |
| Belvidere, NJ | 2,664 | 42% | 12.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Covington, IN | 2,664 | 57% | 18.4% |
| Mondovi, WI | 2,664 | 38% | 21.2% |
| Desert Hills, AZ | 2,664 | 56% | 16.7% |
| Wales, WI | 2,663 | 57% | 18.6% |
| Hartford, AL | 2,662 | 46% | 3.5% |
| Belvidere, NJ | 2,664 | 42% | 12.5% |
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