| Index | Castleberry | Alabama | National |
| Average Test Scores | 25% | 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 | Castleberry | Alabama | National |
| Completed 8th grade | 72.1% | 80.7% | 84.3% |
| Completed high school | 68.6% | 79.2% | 83.0% |
| Completed some college | 37.0% | 53.8% | 59.4% |
| Completed associate degree | 21.5% | 31.9% | 38.5% |
| Completed bachelors | 9.1% | 24.0% | 30.3% |
| Completed masters | 1.0% | 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 Castleberry. Using the proficiency score averages, the average test scores for Castleberry, AL schools is 25%. The average student to teacher ratio is n/a. In Castleberry, AL, an average of 72.1% of students have completed 8th grade and an average of 68.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Brewton, AL | 5,210 | 55% | 15.4% |
| East Brewton, AL | 3,093 | 45% | 7.3% |
| Repton, AL | 440 | 35% | 28.1% |
| Evergreen, AL | 3,591 | 30% | 37.5% |
| Castleberry, AL | 426 | 25% | 49.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Ludlow, IL | 426 | 30% | 37.5% |
| Creedmoor, TX | 426 | 29% | 40.6% |
| Gaines, MI | 426 | 40% | 17.7% |
| Nelson, NE | 426 | 58% | 19.8% |
| Hector, AR | 425 | 41% | 15.1% |
| Castleberry, AL | 426 | 25% | 49.0% |
Here are the best places to live in Alabama
See the best places to live in Castleberry
Check out the 10 safest cities in Alabama
These are the 10 cheapest cities in Alabama