| Index | Langleyville | 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 | Langleyville | Illinois | National |
| Completed 8th grade | 69.4% | 86.2% | 84.3% |
| Completed high school | 69.4% | 84.7% | 83.0% |
| Completed some college | 39.1% | 61.8% | 59.4% |
| Completed associate degree | 8.9% | 40.7% | 38.5% |
| Completed bachelors | 4.3% | 32.9% | 30.3% |
| Completed masters | 4.3% | 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 Langleyville. Using the proficiency score averages, the average test scores for Langleyville, IL schools is n/a. The average student to teacher ratio is n/a. In Langleyville, IL, an average of 69.4% of students have completed 8th grade and an average of 69.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Stonington, IL | 671 | 50% | 4.2% |
| Rochester, IL | 3,778 | 36% | 24.7% |
| Pawnee, IL | 2,522 | 33% | 30.7% |
| Taylorville, IL | 10,766 | 32% | 34.4% |
| Morrisonville, IL | 1,123 | 32% | 34.4% |
| Langleyville, IL | 439 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Douglassville, PA | 439 | 54% | 12.0% |
| Varnado, LA | 439 | 42% | 12.5% |
| Claflin, KS | 439 | 30% | 37.5% |
| Foyil, OK | 439 | 21% | 56.9% |
| Strong City, KS | 439 | 37% | 22.9% |
| Langleyville, IL | 439 | n/a |
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