| Index | Rensselaer | Missouri | National |
| Average Test Scores | n/a | 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 | Rensselaer | Missouri | National |
| Completed 8th grade | 76.9% | 86.0% | 84.3% |
| Completed high school | 76.9% | 84.2% | 83.0% |
| Completed some college | 43.9% | 57.7% | 59.4% |
| Completed associate degree | 26.0% | 35.2% | 38.5% |
| Completed bachelors | 13.9% | 27.6% | 30.3% |
| Completed masters | 2.9% | 10.4% | 11.5% |
| Completed professional degree | 1.2% | 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 Rensselaer. Using the proficiency score averages, the average test scores for Rensselaer, MO schools is n/a. The average student to teacher ratio is n/a. In Rensselaer, MO, an average of 76.9% of students have completed 8th grade and an average of 76.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Frankford, MO | 452 | 70% | 45.8% |
| Monroe City, MO | 2,810 | 50% | 4.9% |
| Hannibal, MO | 17,312 | 49% | 2.3% |
| Palmyra, MO | 3,606 | 47% | 1.7% |
| Center, MO | 467 | 46% | 5.2% |
| Rensselaer, MO | 256 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Petersham, MA | 256 | 50% | 3.1% |
| Peetz, CO | 256 | 38% | 21.9% |
| Emmett, MI | 256 | 67% | 39.6% |
| Hunter, ND | 256 | 43% | 10.4% |
| Metaline Falls, WA | 256 | 67% | 39.6% |
| Rensselaer, MO | 256 | n/a |
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