| Index | Carrollton | Illinois | National |
| Average Test Scores | 29% | 33% | 48% |
| Student/Teacher ratio | 27:1 | 18:1 | 16:1 |
| Total public schools | 2 | 3,938 | 79,221 |
| Total private schools | 1 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |


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| Index | Carrollton | Illinois | National |
| Completed 8th grade | 88.8% | 86.2% | 84.3% |
| Completed high school | 86.5% | 84.7% | 83.0% |
| Completed some college | 55.1% | 61.8% | 59.4% |
| Completed associate degree | 26.9% | 40.7% | 38.5% |
| Completed bachelors | 16.3% | 32.9% | 30.3% |
| Completed masters | 5.5% | 12.7% | 11.5% |
| Completed professional degree | 1.8% | 3.4% | 3.3% |
| Completed doctorate | 0.9% | 1.2% | 1.3% |
There are a total of 2 public schools, 1 private schools and n/a post-secondary schools in Carrollton. Using the proficiency score averages, the average test scores for Carrollton, IL schools is 29%. The average student to teacher ratio is 27:1. In Carrollton, IL, an average of 88.8% of students have completed 8th grade and an average of 86.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hardin, IL | 855 | 44% | 7.8% |
| Jerseyville, IL | 8,030 | 40% | 16.0% |
| Greenfield, IL | 1,516 | 36% | 25.0% |
| Medora, IL | 330 | 33% | 32.3% |
| Roodhouse, IL | 1,704 | 32% | 34.4% |
| Carrollton, IL | 2,661 | 29% | 40.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Swedesboro, NJ | 2,661 | 53% | 10.4% |
| Madrid, IA | 2,660 | 70% | 45.1% |
| Fillmore, UT | 2,660 | 44% | 9.4% |
| Hartford, AL | 2,662 | 46% | 3.5% |
| Henniker, NH | 2,660 | 53% | 9.4% |
| Carrollton, IL | 2,661 | 29% | 40.6% |