| Index | St. Maries | Idaho | National |
| Average Test Scores | 41% | 47% | 48% |
| Student/Teacher ratio | 16:1 | 17:1 | 16:1 |
| Total public schools | 4 | 446 | 79,221 |
| Total private schools | n/a | 83 | 24,874 |
| Total post-secondary schools | n/a | 34 | 7,963 |
| Index | St. Maries | Idaho | National |
| Completed 8th grade | 81.9% | 85.7% | 84.3% |
| Completed high school | 79.7% | 84.8% | 83.0% |
| Completed some college | 46.6% | 62.4% | 59.4% |
| Completed associate degree | 20.8% | 35.6% | 38.5% |
| Completed bachelors | 12.9% | 26.2% | 30.3% |
| Completed masters | 5.5% | 8.4% | 11.5% |
| Completed professional degree | 2.1% | 2.6% | 3.3% |
| Completed doctorate | 1.0% | 1.1% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in St. Maries. Using the proficiency score averages, the average test scores for St. Maries, ID schools is 41%. The average student to teacher ratio is 16:1. In St. Maries, ID, an average of 81.9% of students have completed 8th grade and an average of 79.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Harrison, ID | 279 | 38% | 21.9% |
| Plummer, ID | 1,006 | 18% | 61.8% |
| St. Maries, ID | 3,219 | 41% | 14.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Lebanon, VA | 3,221 | 85% | 76.4% |
| Myerstown, PA | 3,217 | 54% | 12.8% |
| Hodgenville, KY | 3,221 | 50% | 4.4% |
| Frostproof, FL | 3,217 | 43% | 9.9% |
| Wellsboro, PA | 3,223 | 65% | 35.4% |
| St. Maries, ID | 3,219 | 41% | 14.6% |
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