| Index | Foristell | Missouri | National |
| Average Test Scores | 55% | 44% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Foristell | Missouri | National |
| Completed 8th grade | 92.4% | 86.0% | 84.3% |
| Completed high school | 92.0% | 84.2% | 83.0% |
| Completed some college | 72.5% | 57.7% | 59.4% |
| Completed associate degree | 41.3% | 35.2% | 38.5% |
| Completed bachelors | 33.3% | 27.6% | 30.3% |
| Completed masters | 8.3% | 10.4% | 11.5% |
| Completed professional degree | 1.1% | 2.8% | 3.3% |
| Completed doctorate | 0.7% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Foristell. Using the proficiency score averages, the average test scores for Foristell, MO schools is 55%. The average student to teacher ratio is n/a. In Foristell, MO, an average of 92.4% of students have completed 8th grade and an average of 92.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dardenne Prairie, MO | 13,385 | 73% | 51.0% |
| Lake St. Louis, MO | 16,357 | 71% | 48.4% |
| Hawk Point, MO | 522 | 62% | 29.2% |
| O'Fallon, MO | 88,132 | 61% | 27.1% |
| Wentzville, MO | 40,407 | 58% | 20.1% |
| Foristell, MO | 881 | 55% | 13.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Lewisville, AR | 881 | 34% | 30.2% |
| Washington Boro, PA | 881 | 72% | 49.0% |
| Coulterville, IL | 881 | 33% | 32.3% |
| Papaikou, HI | 881 | 25% | 47.9% |
| Arnold, NE | 881 | 68% | 40.6% |
| Foristell, MO | 881 | 55% | 13.5% |
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