| Index | Calvert | Alabama | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 15:1 | 16:1 |
| Total public schools | n/a | 1,307 | 79,221 |
| Total private schools | n/a | 353 | 24,874 |
| Total post-secondary schools | n/a | 102 | 7,963 |

| Index | Calvert | Alabama | National |
| Completed 8th grade | 37.6% | 80.7% | 84.3% |
| Completed high school | 37.6% | 79.2% | 83.0% |
| Completed some college | 8.9% | 53.8% | 59.4% |
| Completed associate degree | 8.9% | 31.9% | 38.5% |
| Completed bachelors | 8.9% | 24.0% | 30.3% |
| Completed masters | 8.9% | 8.9% | 11.5% |
| Completed professional degree | 0.0% | 2.5% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Calvert. Using the proficiency score averages, the average test scores for Calvert, AL schools is n/a. The average student to teacher ratio is n/a. In Calvert, AL, an average of 37.6% of students have completed 8th grade and an average of 37.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mount Vernon, AL | 1,544 | 50% | 3.1% |
| Citronelle, AL | 4,040 | 34% | 29.9% |
| McIntosh, AL | 261 | 31% | 35.9% |
| Calvert, AL | 154 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Nightmute, AK | 154 | 10% | 79.2% |
| Cedar Grove, IN | 154 | 60% | 24.0% |
| Billingsley, AL | 154 | 41% | 14.6% |
| Boones Mill, VA | 154 | 87% | 81.3% |
| Blairsburg, IA | 155 | 70% | 45.8% |
| Calvert, AL | 154 | n/a |