| Index | Marblehead | Ohio | National |
| Average Test Scores | n/a | 61% | 48% |
| Student/Teacher ratio | n/a | 17:1 | 16:1 |
| Total public schools | n/a | 3,650 | 79,221 |
| Total private schools | n/a | 1,000 | 24,874 |
| Total post-secondary schools | n/a | 393 | 7,963 |

| Index | Marblehead | Ohio | National |
| Completed 8th grade | 90.0% | 86.9% | 84.3% |
| Completed high school | 90.0% | 85.6% | 83.0% |
| Completed some college | 56.9% | 55.7% | 59.4% |
| Completed associate degree | 35.8% | 35.1% | 38.5% |
| Completed bachelors | 25.7% | 26.7% | 30.3% |
| Completed masters | 11.0% | 10.0% | 11.5% |
| Completed professional degree | 2.7% | 2.7% | 3.3% |
| Completed doctorate | 1.3% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Marblehead. Using the proficiency score averages, the average test scores for Marblehead, OH schools is n/a. The average student to teacher ratio is n/a. In Marblehead, OH, an average of 90.0% of students have completed 8th grade and an average of 90.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Berlin Heights, OH | 601 | 79% | 64.6% |
| Huron, OH | 7,056 | 78% | 62.5% |
| Lakeside, OH | 700 | 74% | 53.8% |
| Port Clinton, OH | 6,345 | 69% | 43.4% |
| Put-in-Bay, OH | 58 | 65% | 35.4% |
| Marblehead, OH | 879 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Deerfield, KS | 879 | 33% | 32.3% |
| Cissna Park, IL | 879 | 43% | 10.4% |
| Roseville, IL | 879 | 26% | 46.9% |
| Hollister, NC | 879 | 27% | 43.8% |
| Clark Fork, ID | 879 | 42% | 12.5% |
| Marblehead, OH | 879 | n/a |