| Index | Lenzburg | 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 | Lenzburg | Illinois | National |
| Completed 8th grade | 77.6% | 86.2% | 84.3% |
| Completed high school | 75.1% | 84.7% | 83.0% |
| Completed some college | 44.9% | 61.8% | 59.4% |
| Completed associate degree | 23.2% | 40.7% | 38.5% |
| Completed bachelors | 7.0% | 32.9% | 30.3% |
| Completed masters | 1.4% | 12.7% | 11.5% |
| Completed professional degree | 0.5% | 3.4% | 3.3% |
| Completed doctorate | 0.5% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lenzburg. Using the proficiency score averages, the average test scores for Lenzburg, IL schools is n/a. The average student to teacher ratio is n/a. In Lenzburg, IL, an average of 77.6% of students have completed 8th grade and an average of 75.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Smithton, IL | 4,019 | 61% | 27.1% |
| Freeburg, IL | 3,911 | 55% | 14.1% |
| Millstadt, IL | 3,882 | 54% | 12.5% |
| St. Libory, IL | 591 | 50% | 4.2% |
| Okawville, IL | 1,469 | 45% | 7.3% |
| Lenzburg, IL | 411 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Malden, IL | 411 | 30% | 37.5% |
| Brethren, MI | 411 | 30% | 38.2% |
| Presho, SD | 411 | 60% | 25.0% |
| Westphalia, MO | 411 | 48% | 1.0% |
| Kila, MT | 411 | 55% | 14.1% |
| Lenzburg, IL | 411 | n/a |
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