| Index | St. Johnsbury | Vermont | National |
| Average Test Scores | n/a | n/a | 48% |
| Student/Teacher ratio | 12:1 | 11:1 | 16:1 |
| Total public schools | 4 | 143 | 79,221 |
| Total private schools | 4 | 67 | 24,874 |
| Total post-secondary schools | n/a | 23 | 7,963 |
| Index | St. Johnsbury | Vermont | National |
| Completed 8th grade | 85.6% | 89.9% | 84.3% |
| Completed high school | 84.1% | 88.3% | 83.0% |
| Completed some college | 55.0% | 62.0% | 59.4% |
| Completed associate degree | 34.9% | 44.7% | 38.5% |
| Completed bachelors | 27.3% | 36.2% | 30.3% |
| Completed masters | 12.4% | 14.5% | 11.5% |
| Completed professional degree | 1.8% | 4.3% | 3.3% |
| Completed doctorate | 0.4% | 1.8% | 1.3% |
There are a total of 4 public schools, 4 private schools and n/a post-secondary schools in St. Johnsbury. Using the proficiency score averages, the average test scores for St. Johnsbury, VT schools is n/a. The average student to teacher ratio is 12:1. In St. Johnsbury, VT, an average of 85.6% of students have completed 8th grade and an average of 84.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Littleton, NH | 4,294 | 48% | 0.3% |
| St. Johnsbury, VT | 5,815 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Monticello, IL | 5,815 | 46% | 3.8% |
| Alma, AR | 5,816 | 46% | 3.5% |
| Little Silver, NJ | 5,817 | 76% | 59.0% |
| Monroeville, AL | 5,812 | 27% | 44.8% |
| Hilton, NY | 5,811 | 62% | 28.5% |
| St. Johnsbury, VT | 5,815 | n/a |
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