| Index | Sardinia | Ohio | National |
| Average Test Scores | 70% | 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 | Sardinia | Ohio | National |
| Completed 8th grade | 70.9% | 86.9% | 84.3% |
| Completed high school | 70.1% | 85.6% | 83.0% |
| Completed some college | 39.5% | 55.7% | 59.4% |
| Completed associate degree | 17.2% | 35.1% | 38.5% |
| Completed bachelors | 7.8% | 26.7% | 30.3% |
| Completed masters | 2.8% | 10.0% | 11.5% |
| Completed professional degree | 0.4% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Sardinia. Using the proficiency score averages, the average test scores for Sardinia, OH schools is 70%. The average student to teacher ratio is n/a. In Sardinia, OH, an average of 70.9% of students have completed 8th grade and an average of 70.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hillsboro, OH | 6,535 | 72% | 50.4% |
| Hamersville, OH | 739 | 72% | 50.0% |
| Russellville, OH | 716 | 72% | 50.0% |
| Williamsburg, OH | 2,552 | 71% | 46.9% |
| Georgetown, OH | 4,414 | 65% | 34.9% |
| Sardinia, OH | 1,333 | 70% | 44.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Des Arc, AR | 1,334 | 66% | 37.0% |
| Stamford, NY | 1,334 | 40% | 17.7% |
| Cole Camp, MO | 1,334 | 60% | 25.3% |
| Ortonville, MI | 1,334 | 46% | 3.9% |
| Kamiah, ID | 1,334 | 33% | 30.9% |
| Sardinia, OH | 1,333 | 70% | 44.8% |
Here are the best places to live in Ohio
See the best places to live in Sardinia
Check out the 10 safest cities in Ohio
These are the largest cities in Ohio