| Index | Monticello | Missouri | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Monticello | Missouri | National |
| Completed 8th grade | 50.0% | 86.0% | 84.3% |
| Completed high school | 50.0% | 84.2% | 83.0% |
| Completed some college | 24.6% | 57.7% | 59.4% |
| Completed associate degree | 13.2% | 35.2% | 38.5% |
| Completed bachelors | 6.1% | 27.6% | 30.3% |
| Completed masters | 1.8% | 10.4% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 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 Monticello. Using the proficiency score averages, the average test scores for Monticello, MO schools is n/a. The average student to teacher ratio is n/a. In Monticello, MO, an average of 50.0% of students have completed 8th grade and an average of 50.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Canton, MO | 2,455 | 40% | 17.7% |
| Lewistown, MO | 597 | 37% | 23.4% |
| Monticello, MO | 110 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Naukati Bay, AK | 110 | 50% | 4.2% |
| Jameson, MO | 110 | 33% | 32.3% |
| Terlingua, TX | 110 | 30% | 37.5% |
| Teterboro, NJ | 110 | 95% | 96.9% |
| Hope, NM | 110 | 50% | 4.2% |
| Monticello, MO | 110 | n/a |
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