| Index | Charlestown | Rhode Island | National |
| Average Test Scores | 70% | 38% | 48% |
| Student/Teacher ratio | n/a | 15:1 | 16:1 |
| Total public schools | n/a | 193 | 79,221 |
| Total private schools | n/a | 114 | 24,874 |
| Total post-secondary schools | n/a | 24 | 7,963 |
| Index | Charlestown | Rhode Island | National |
| Completed 8th grade | 94.6% | 83.8% | 84.3% |
| Completed high school | 93.7% | 82.4% | 83.0% |
| Completed some college | 80.6% | 59.3% | 59.4% |
| Completed associate degree | 61.7% | 41.0% | 38.5% |
| Completed bachelors | 46.4% | 32.5% | 30.3% |
| Completed masters | 20.5% | 13.1% | 11.5% |
| Completed professional degree | 9.5% | 3.9% | 3.3% |
| Completed doctorate | 6.4% | 1.8% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Charlestown. Using the proficiency score averages, the average test scores for Charlestown, RI schools is 70%. The average student to teacher ratio is n/a. In Charlestown, RI, an average of 94.6% of students have completed 8th grade and an average of 93.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Stonington, CT | 899 | 77% | 60.4% |
| Ashaway, RI | 1,444 | 72% | 50.0% |
| Pawcatuck, CT | 5,024 | 68% | 42.4% |
| Hope Valley, RI | 1,888 | 67% | 39.6% |
| Wakefield-Peacedale, RI | 8,904 | 62% | 28.8% |
| Charlestown, RI | 1,392 | 70% | 44.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Jarrell, TX | 1,392 | 36% | 25.7% |
| Forreston, IL | 1,392 | 41% | 14.6% |
| Beaver, OK | 1,393 | 42% | 12.0% |
| Owensville, IN | 1,391 | 49% | 1.0% |
| Harper, TX | 1,391 | 55% | 13.9% |
| Charlestown, RI | 1,392 | 70% | 44.8% |
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