| Index | Chesterfield | 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 | Chesterfield | Illinois | National |
| Completed 8th grade | 81.4% | 86.2% | 84.3% |
| Completed high school | 81.4% | 84.7% | 83.0% |
| Completed some college | 34.2% | 61.8% | 59.4% |
| Completed associate degree | 9.0% | 40.7% | 38.5% |
| Completed bachelors | 2.5% | 32.9% | 30.3% |
| Completed masters | 0.5% | 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 Chesterfield. Using the proficiency score averages, the average test scores for Chesterfield, IL schools is n/a. The average student to teacher ratio is n/a. In Chesterfield, IL, an average of 81.4% of students have completed 8th grade and an average of 81.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Carlinville, IL | 5,804 | 45% | 7.0% |
| Jerseyville, IL | 8,030 | 40% | 16.0% |
| Shipman, IL | 638 | 37% | 22.9% |
| Greenfield, IL | 1,516 | 36% | 25.0% |
| Medora, IL | 330 | 33% | 32.3% |
| Chesterfield, IL | 213 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Hughesville, MO | 213 | 52% | 8.3% |
| Rhame, ND | 213 | 50% | 4.2% |
| Karns City, PA | 213 | 64% | 33.3% |
| Guthrie, TX | 213 | 75% | 56.3% |
| Marietta, MS | 213 | 72% | 50.0% |
| Chesterfield, IL | 213 | n/a |