| Index | Monticello | Iowa | National |
| Average Test Scores | 75% | 69% | 48% |
| Student/Teacher ratio | 14:1 | 13:1 | 16:1 |
| Total public schools | 4 | 1,101 | 79,221 |
| Total private schools | 1 | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Monticello | Iowa | National |
| Completed 8th grade | 93.2% | 89.2% | 84.3% |
| Completed high school | 90.0% | 87.7% | 83.0% |
| Completed some college | 49.2% | 59.8% | 59.4% |
| Completed associate degree | 27.8% | 38.4% | 38.5% |
| Completed bachelors | 12.8% | 27.2% | 30.3% |
| Completed masters | 2.9% | 8.7% | 11.5% |
| Completed professional degree | 0.4% | 2.7% | 3.3% |
| Completed doctorate | 0.4% | 1.1% | 1.3% |
There are a total of 4 public schools, 1 private schools and n/a post-secondary schools in Monticello. Using the proficiency score averages, the average test scores for Monticello, IA schools is 75%. The average student to teacher ratio is 14:1. In Monticello, IA, an average of 93.2% of students have completed 8th grade and an average of 90.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Delhi, IA | 458 | 90% | 86.8% |
| Cascade, IA | 2,104 | 87% | 81.3% |
| Epworth, IA | 1,792 | 83% | 72.9% |
| Farley, IA | 1,733 | 81% | 68.2% |
| Springville, IA | 1,212 | 70% | 44.8% |
| Monticello, IA | 3,843 | 75% | 56.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Benson, NC | 3,843 | 33% | 30.4% |
| Shrewsbury, PA | 3,842 | 61% | 27.1% |
| Metamora, IL | 3,840 | 54% | 11.5% |
| Denver, PA | 3,847 | 63% | 31.0% |
| Wellsville, UT | 3,847 | 61% | 26.0% |
| Monticello, IA | 3,843 | 75% | 56.6% |
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