| Index | Bar Harbor | Maine | National |
| Average Test Scores | 65% | 45% | 48% |
| Student/Teacher ratio | 11:1 | 14:1 | 16:1 |
| Total public schools | 1 | 345 | 79,221 |
| Total private schools | 1 | 89 | 24,874 |
| Total post-secondary schools | 1 | 45 | 7,963 |

| Index | Bar Harbor | Maine | National |
| Completed 8th grade | 95.8% | 88.3% | 84.3% |
| Completed high school | 95.3% | 86.8% | 83.0% |
| Completed some college | 76.2% | 58.8% | 59.4% |
| Completed associate degree | 56.8% | 39.0% | 38.5% |
| Completed bachelors | 51.5% | 29.3% | 30.3% |
| Completed masters | 16.2% | 10.5% | 11.5% |
| Completed professional degree | 4.4% | 3.0% | 3.3% |
| Completed doctorate | 2.6% | 1.3% | 1.3% |
There are a total of 1 public schools, 1 private schools and 1 post-secondary schools in Bar Harbor. Using the proficiency score averages, the average test scores for Bar Harbor, ME schools is 65%. The average student to teacher ratio is 11:1. In Bar Harbor, ME, an average of 95.8% of students have completed 8th grade and an average of 95.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Southwest Harbor, ME | 649 | 60% | 24.0% |
| Ellsworth, ME | 8,319 | 48% | 1.0% |
| Bar Harbor, ME | 2,221 | 65% | 35.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Sparta, MO | 2,220 | 49% | 1.4% |
| Waterford, NY | 2,222 | 58% | 21.4% |
| Alpha, NJ | 2,220 | 42% | 12.5% |
| Stanley, VA | 2,223 | 64% | 32.3% |
| Port Sulphur, LA | 2,224 | 72% | 50.0% |
| Bar Harbor, ME | 2,221 | 65% | 35.9% |