| Index | Carlyss | Louisiana | National |
| Average Test Scores | n/a | 66% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,334 | 79,221 |
| Total private schools | n/a | 395 | 24,874 |
| Total post-secondary schools | n/a | 175 | 7,963 |
| Index | Carlyss | Louisiana | National |
| Completed 8th grade | 83.2% | 80.2% | 84.3% |
| Completed high school | 81.0% | 78.5% | 83.0% |
| Completed some college | 47.6% | 49.9% | 59.4% |
| Completed associate degree | 28.4% | 28.6% | 38.5% |
| Completed bachelors | 17.0% | 23.0% | 30.3% |
| Completed masters | 3.0% | 7.9% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 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 Carlyss. Using the proficiency score averages, the average test scores for Carlyss, LA schools is n/a. The average student to teacher ratio is n/a. In Carlyss, LA, an average of 83.2% of students have completed 8th grade and an average of 81.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Westlake, LA | 4,788 | 83% | 72.6% |
| Sulphur, LA | 20,122 | 81% | 68.2% |
| Hackberry, LA | 1,315 | 77% | 60.4% |
| Vinton, LA | 3,296 | 73% | 51.7% |
| Lake Charles, LA | 77,832 | 66% | 36.5% |
| Carlyss, LA | 5,185 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| LaBelle, FL | 5,186 | 48% | 0.7% |
| Tyrone, PA | 5,182 | 67% | 40.3% |
| Springfield, MI | 5,188 | 22% | 55.2% |
| Marshfield, MA | 5,190 | 74% | 54.3% |
| Moyock, NC | 5,180 | 47% | 2.6% |
| Carlyss, LA | 5,185 | n/a |
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