| Index | Carroll | Ohio | National |
| Average Test Scores | 76% | 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 | Carroll | Ohio | National |
| Completed 8th grade | 84.3% | 86.9% | 84.3% |
| Completed high school | 82.4% | 85.6% | 83.0% |
| Completed some college | 39.5% | 55.7% | 59.4% |
| Completed associate degree | 21.2% | 35.1% | 38.5% |
| Completed bachelors | 10.5% | 26.7% | 30.3% |
| Completed masters | 1.6% | 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 Carroll. Using the proficiency score averages, the average test scores for Carroll, OH schools is 76%. The average student to teacher ratio is n/a. In Carroll, OH, an average of 84.3% of students have completed 8th grade and an average of 82.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bexley, OH | 13,805 | 84% | 74.4% |
| Bremen, OH | 1,477 | 80% | 65.6% |
| Pleasantville, OH | 971 | 80% | 65.6% |
| Ashville, OH | 4,281 | 78% | 62.5% |
| Pickerington, OH | 21,257 | 75% | 56.9% |
| Carroll, OH | 443 | 76% | 58.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Bellevue, TX | 443 | 52% | 8.3% |
| Cunningham, KS | 443 | 40% | 16.7% |
| Sacramento, KY | 443 | 80% | 66.7% |
| Collins, OH | 443 | 65% | 34.4% |
| Mooers, NY | 442 | 52% | 8.3% |
| Carroll, OH | 443 | 76% | 58.3% |
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