| Index | Rea | 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 | Rea | Missouri | National |
| Completed 8th grade | 90.9% | 86.0% | 84.3% |
| Completed high school | 90.9% | 84.2% | 83.0% |
| Completed some college | 25.0% | 57.7% | 59.4% |
| Completed associate degree | 11.4% | 35.2% | 38.5% |
| Completed bachelors | 6.8% | 27.6% | 30.3% |
| Completed masters | 0.0% | 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 Rea. Using the proficiency score averages, the average test scores for Rea, MO schools is n/a. The average student to teacher ratio is n/a. In Rea, MO, an average of 90.9% of students have completed 8th grade and an average of 90.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cosby, MO | 206 | 65% | 34.4% |
| Country Club, MO | 2,550 | 62% | 29.2% |
| Barnard, MO | 260 | 55% | 14.6% |
| Stanberry, MO | 1,312 | 53% | 9.9% |
| King City, MO | 973 | 50% | 3.1% |
| Rea, MO | 28 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Slana, AK | 28 | 50% | 4.2% |
| Charles City, VA | 27 | 70% | 45.8% |
| Mosquero, NM | 30 | 50% | 4.2% |
| Gerlach, NV | 30 | 50% | 4.2% |
| Bynum, MT | 26 | 35% | 27.1% |
| Rea, MO | 28 | n/a |