| Index | De Witt | 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 | De Witt | Illinois | National |
| Completed 8th grade | 82.6% | 86.2% | 84.3% |
| Completed high school | 78.9% | 84.7% | 83.0% |
| Completed some college | 32.3% | 61.8% | 59.4% |
| Completed associate degree | 13.0% | 40.7% | 38.5% |
| Completed bachelors | 6.8% | 32.9% | 30.3% |
| Completed masters | 1.2% | 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 De Witt. Using the proficiency score averages, the average test scores for De Witt, IL schools is n/a. The average student to teacher ratio is n/a. In De Witt, IL, an average of 82.6% of students have completed 8th grade and an average of 78.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Downs, IL | 1,417 | 65% | 35.1% |
| White Heath, IL | 153 | 57% | 18.8% |
| Monticello, IL | 5,815 | 46% | 3.8% |
| Farmer City, IL | 2,063 | 40% | 16.7% |
| Maroa, IL | 1,982 | 40% | 17.2% |
| De Witt, IL | 221 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Okreek, SD | 221 | 20% | 58.3% |
| Jeddito, AZ | 221 | 10% | 79.2% |
| South Salem, OH | 221 | 70% | 44.8% |
| Irwin, ID | 220 | 65% | 35.4% |
| Mooresboro, NC | 220 | 73% | 51.0% |
| De Witt, IL | 221 | n/a |
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