| Index | Belknap | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Belknap | Illinois | National |
| Completed 8th grade | 47.4% | 86.2% | 84.3% |
| Completed high school | 47.4% | 84.7% | 83.0% |
| Completed some college | 28.9% | 61.8% | 59.4% |
| Completed associate degree | 21.1% | 40.7% | 38.5% |
| Completed bachelors | 0.0% | 32.9% | 30.3% |
| Completed masters | 0.0% | 12.7% | 11.5% |
| Completed professional degree | 0.0% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Belknap. Using the proficiency score averages, the average test scores for Belknap, IL schools is n/a. The average student to teacher ratio is n/a. In Belknap, IL, an average of 47.4% of students have completed 8th grade and an average of 47.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Metropolis, IL | 6,053 | 42% | 12.5% |
| Joppa, IL | 263 | 40% | 16.7% |
| Vienna, IL | 1,587 | 35% | 26.6% |
| Buncombe, IL | 283 | 22% | 53.6% |
| Cypress, IL | 216 | 18% | 63.5% |
| Belknap, IL | 142 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Miller City, OH | 142 | 87% | 80.9% |
| Golovin, AK | 142 | 20% | 58.3% |
| Medora, ND | 142 | 70% | 45.8% |
| Kell, IL | 142 | 16% | 66.7% |
| Atmautluak, AK | 143 | 10% | 79.2% |
| Belknap, IL | 142 | n/a |
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