| Index | St. Joseph | Louisiana | National |
| Average Test Scores | 43% | 66% | 48% |
| Student/Teacher ratio | 12:1 | 14:1 | 16:1 |
| Total public schools | 2 | 1,334 | 79,221 |
| Total private schools | 1 | 395 | 24,874 |
| Total post-secondary schools | n/a | 175 | 7,963 |
| Index | St. Joseph | Louisiana | National |
| Completed 8th grade | 77.4% | 80.2% | 84.3% |
| Completed high school | 74.4% | 78.5% | 83.0% |
| Completed some college | 29.2% | 49.9% | 59.4% |
| Completed associate degree | 5.9% | 28.6% | 38.5% |
| Completed bachelors | 1.8% | 23.0% | 30.3% |
| Completed masters | 1.0% | 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 2 public schools, 1 private schools and n/a post-secondary schools in St. Joseph. Using the proficiency score averages, the average test scores for St. Joseph, LA schools is 43%. The average student to teacher ratio is 12:1. In St. Joseph, LA, an average of 77.4% of students have completed 8th grade and an average of 74.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fayette, MS | 1,530 | 16% | 65.9% |
| St. Joseph, LA | 789 | 43% | 9.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Plantersville, MS | 789 | 17% | 65.6% |
| Waynoka, OK | 789 | 36% | 25.0% |
| Bartelso, IL | 789 | 75% | 55.2% |
| Leighton, AL | 789 | 33% | 30.9% |
| New Hartford, IA | 789 | 80% | 65.6% |
| St. Joseph, LA | 789 | 43% | 9.9% |
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