| Index | St. Joe | Arkansas | National |
| Average Test Scores | 47% | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 860 | 79,221 |
| Total private schools | n/a | 165 | 24,874 |
| Total post-secondary schools | n/a | 98 | 7,963 |
| Index | St. Joe | Arkansas | National |
| Completed 8th grade | 70.5% | 80.7% | 84.3% |
| Completed high school | 65.9% | 79.0% | 83.0% |
| Completed some college | 38.6% | 50.5% | 59.4% |
| Completed associate degree | 23.9% | 27.9% | 38.5% |
| Completed bachelors | 9.1% | 21.5% | 30.3% |
| Completed masters | 3.4% | 7.6% | 11.5% |
| Completed professional degree | 0.0% | 2.2% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in St. Joe. Using the proficiency score averages, the average test scores for St. Joe, AR schools is 47%. The average student to teacher ratio is n/a. In St. Joe, AR, an average of 70.5% of students have completed 8th grade and an average of 65.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Valley Springs, AR | 273 | 63% | 30.2% |
| Leslie, AR | 549 | 60% | 24.0% |
| Marshall, AR | 1,327 | 54% | 12.5% |
| Yellville, AR | 1,281 | 43% | 10.9% |
| Everton, AR | 52 | 37% | 22.9% |
| St. Joe, AR | 296 | 47% | 2.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Avinger, TX | 296 | 37% | 22.9% |
| Dodson, LA | 296 | 67% | 39.6% |
| Belcher, LA | 296 | 94% | 95.8% |
| Bullhead, SD | 296 | 20% | 58.3% |
| Mansfield, WA | 297 | 45% | 6.3% |
| St. Joe, AR | 296 | 47% | 2.1% |
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