| Index | Carthage | Indiana | National |
| Average Test Scores | n/a | 46% | 48% |
| Student/Teacher ratio | n/a | 22:1 | 16:1 |
| Total public schools | n/a | 1,755 | 79,221 |
| Total private schools | n/a | 675 | 24,874 |
| Total post-secondary schools | n/a | 141 | 7,963 |

| Index | Carthage | Indiana | National |
| Completed 8th grade | 77.2% | 84.6% | 84.3% |
| Completed high school | 75.9% | 82.9% | 83.0% |
| Completed some college | 35.3% | 53.8% | 59.4% |
| Completed associate degree | 19.4% | 33.0% | 38.5% |
| Completed bachelors | 13.6% | 24.6% | 30.3% |
| Completed masters | 4.9% | 8.9% | 11.5% |
| Completed professional degree | 0.0% | 2.4% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Carthage. Using the proficiency score averages, the average test scores for Carthage, IN schools is n/a. The average student to teacher ratio is n/a. In Carthage, IN, an average of 77.2% of students have completed 8th grade and an average of 75.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greenfield, IN | 23,175 | 62% | 29.9% |
| Arlington, IN | 291 | 60% | 24.0% |
| Fortville, IN | 4,789 | 58% | 19.8% |
| Rushville, IN | 6,395 | 53% | 10.4% |
| Shelbyville, IN | 19,667 | 52% | 8.0% |
| Carthage, IN | 917 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Clay City, IL | 917 | 26% | 45.1% |
| Buras, LA | 917 | 66% | 36.5% |
| McCloud, CA | 918 | 40% | 16.7% |
| Benton, KS | 918 | 35% | 26.6% |
| Otego, NY | 918 | 68% | 41.1% |
| Carthage, IN | 917 | n/a |