| Index | Carthage | Texas | National |
| Average Test Scores | 48% | 47% | 48% |
| Student/Teacher ratio | 17:1 | 14:1 | 16:1 |
| Total public schools | 6 | 7,418 | 79,221 |
| Total private schools | 1 | 1,267 | 24,874 |
| Total post-secondary schools | 1 | 463 | 7,963 |
| Index | Carthage | Texas | National |
| Completed 8th grade | 85.2% | 79.3% | 84.3% |
| Completed high school | 84.1% | 77.8% | 83.0% |
| Completed some college | 58.4% | 57.3% | 59.4% |
| Completed associate degree | 23.3% | 34.9% | 38.5% |
| Completed bachelors | 16.3% | 28.1% | 30.3% |
| Completed masters | 3.8% | 9.6% | 11.5% |
| Completed professional degree | 1.1% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 6 public schools, 1 private schools and 1 post-secondary schools in Carthage. Using the proficiency score averages, the average test scores for Carthage, TX schools is 48%. The average student to teacher ratio is 17:1. In Carthage, TX, an average of 85.2% of students have completed 8th grade and an average of 84.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Tatum, TX | 1,306 | 62% | 29.5% |
| Beckville, TX | 934 | 58% | 20.3% |
| Gary City, TX | 380 | 51% | 5.2% |
| Tenaha, TX | 1,595 | 41% | 14.6% |
| Carthage, TX | 6,442 | 48% | 0.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Green Knoll, NJ | 6,442 | 68% | 41.0% |
| Cheverly, MD | 6,439 | 27% | 43.8% |
| Rittman, OH | 6,439 | 65% | 34.9% |
| Sealy, TX | 6,439 | 43% | 11.5% |
| Bronxville, NY | 6,450 | 88% | 82.3% |
| Carthage, TX | 6,442 | 48% | 0.2% |
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