| Index | Silex | Missouri | National |
| Average Test Scores | 52% | 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 | Silex | Missouri | National |
| Completed 8th grade | 73.4% | 86.0% | 84.3% |
| Completed high school | 56.3% | 84.2% | 83.0% |
| Completed some college | 50.0% | 57.7% | 59.4% |
| Completed associate degree | 18.8% | 35.2% | 38.5% |
| Completed bachelors | 4.7% | 27.6% | 30.3% |
| Completed masters | 4.7% | 10.4% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 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 Silex. Using the proficiency score averages, the average test scores for Silex, MO schools is 52%. The average student to teacher ratio is n/a. In Silex, MO, an average of 73.4% of students have completed 8th grade and an average of 56.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hawk Point, MO | 522 | 62% | 29.2% |
| Moscow Mills, MO | 3,234 | 47% | 1.6% |
| Troy, MO | 12,457 | 45% | 6.0% |
| Elsberry, MO | 2,024 | 39% | 19.8% |
| Silex, MO | 67 | 52% | 8.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Swink, OK | 67 | 22% | 54.2% |
| Graysville, OH | 67 | 67% | 39.6% |
| Dutch John, UT | 67 | 50% | 4.2% |
| Orlando, OK | 67 | 50% | 4.2% |
| Winfred, SD | 68 | 60% | 25.0% |
| Silex, MO | 67 | 52% | 8.3% |
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