| Index | Adena | Ohio | National |
| Average Test Scores | 65% | 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 | Adena | Ohio | National |
| Completed 8th grade | 89.0% | 86.9% | 84.3% |
| Completed high school | 87.3% | 85.6% | 83.0% |
| Completed some college | 42.5% | 55.7% | 59.4% |
| Completed associate degree | 25.1% | 35.1% | 38.5% |
| Completed bachelors | 9.8% | 26.7% | 30.3% |
| Completed masters | 3.4% | 10.0% | 11.5% |
| Completed professional degree | 0.0% | 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 Adena. Using the proficiency score averages, the average test scores for Adena, OH schools is 65%. The average student to teacher ratio is n/a. In Adena, OH, an average of 89.0% of students have completed 8th grade and an average of 87.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Steubenville, OH | 17,882 | 89% | 84.6% |
| Brilliant, OH | 1,302 | 75% | 55.2% |
| St. Clairsville, OH | 5,080 | 70% | 46.2% |
| Mingo Junction, OH | 3,293 | 70% | 44.8% |
| Wintersville, OH | 3,834 | 67% | 39.6% |
| Adena, OH | 682 | 65% | 34.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Benoit, MS | 682 | 12% | 75.0% |
| El Rito, NM | 682 | 50% | 4.2% |
| Milnor, ND | 681 | 49% | 1.6% |
| Cheshire, MA | 683 | 32% | 34.4% |
| Mathews, VA | 683 | 78% | 61.5% |
| Adena, OH | 682 | 65% | 34.4% |
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