| Index | Wentzville | Missouri | National |
| Average Test Scores | 58% | 44% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 8 | 1,899 | 79,221 |
| Total private schools | 3 | 531 | 24,874 |
| Total post-secondary schools | 1 | 213 | 7,963 |
| Index | Wentzville | Missouri | National |
| Completed 8th grade | 91.3% | 86.0% | 84.3% |
| Completed high school | 90.6% | 84.2% | 83.0% |
| Completed some college | 65.6% | 57.7% | 59.4% |
| Completed associate degree | 41.4% | 35.2% | 38.5% |
| Completed bachelors | 30.1% | 27.6% | 30.3% |
| Completed masters | 8.6% | 10.4% | 11.5% |
| Completed professional degree | 0.9% | 2.8% | 3.3% |
| Completed doctorate | 0.4% | 1.2% | 1.3% |
There are a total of 8 public schools, 3 private schools and 1 post-secondary schools in Wentzville. Using the proficiency score averages, the average test scores for Wentzville, MO schools is 58%. The average student to teacher ratio is 15:1. In Wentzville, MO, an average of 91.3% of students have completed 8th grade and an average of 90.6% 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% |
| Weldon Spring, MO | 5,536 | 70% | 45.5% |
| Cottleville, MO | 5,439 | 69% | 43.1% |
| St. Peters, MO | 57,536 | 63% | 31.5% |
| Wentzville, MO | 40,407 | 58% | 20.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Lancaster, OH | 40,438 | 61% | 28.0% |
| Westerville, OH | 40,443 | 73% | 51.2% |
| Huber Heights, OH | 40,465 | 56% | 16.8% |
| Covington, KY | 40,466 | 41% | 14.1% |
| Woburn, MA | 40,297 | 54% | 12.4% |
| Wentzville, MO | 40,407 | 58% | 20.1% |
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