| Index | Hartford | Arkansas | National |
| Average Test Scores | n/a | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 860 | 79,221 |
| Total private schools | n/a | 165 | 24,874 |
| Total post-secondary schools | n/a | 98 | 7,963 |
| Index | Hartford | Arkansas | National |
| Completed 8th grade | 80.1% | 80.7% | 84.3% |
| Completed high school | 77.5% | 79.0% | 83.0% |
| Completed some college | 39.8% | 50.5% | 59.4% |
| Completed associate degree | 17.3% | 27.9% | 38.5% |
| Completed bachelors | 14.1% | 21.5% | 30.3% |
| Completed masters | 7.6% | 7.6% | 11.5% |
| Completed professional degree | 1.6% | 2.2% | 3.3% |
| Completed doctorate | 1.6% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Hartford. Using the proficiency score averages, the average test scores for Hartford, AR schools is n/a. The average student to teacher ratio is n/a. In Hartford, AR, an average of 80.1% of students have completed 8th grade and an average of 77.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greenwood, AR | 9,392 | 64% | 33.7% |
| Hackett, AR | 958 | 43% | 9.9% |
| Mansfield, AR | 1,199 | 37% | 23.2% |
| Poteau, OK | 8,866 | 33% | 31.3% |
| Spiro, OK | 2,323 | 30% | 37.8% |
| Hartford, AR | 758 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Boswell, IN | 758 | 25% | 49.0% |
| New Underwood, SD | 758 | 55% | 14.2% |
| Arco, ID | 758 | 43% | 9.9% |
| Trimont, MN | 758 | 54% | 11.5% |
| Oljato-Monument Valley, UT | 758 | 9% | 80.7% |
| Hartford, AR | 758 | n/a |
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