| Index | Hartford | Kansas | National |
| Average Test Scores | 20% | 35% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 970 | 79,221 |
| Total private schools | n/a | 190 | 24,874 |
| Total post-secondary schools | n/a | 86 | 7,963 |

| Index | Hartford | Kansas | National |
| Completed 8th grade | 83.9% | 87.4% | 84.3% |
| Completed high school | 79.6% | 86.1% | 83.0% |
| Completed some college | 42.0% | 63.7% | 59.4% |
| Completed associate degree | 25.2% | 39.8% | 38.5% |
| Completed bachelors | 17.2% | 31.6% | 30.3% |
| Completed masters | 3.6% | 11.4% | 11.5% |
| Completed professional degree | 0.4% | 3.0% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 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, KS schools is 20%. The average student to teacher ratio is n/a. In Hartford, KS, an average of 83.9% of students have completed 8th grade and an average of 79.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Olpe, KS | 526 | 53% | 10.9% |
| Madison, KS | 815 | 45% | 6.3% |
| Lebo, KS | 736 | 44% | 9.4% |
| Neosho Rapids, KS | 378 | 40% | 16.7% |
| Burlington, KS | 2,608 | 38% | 21.9% |
| Hartford, KS | 347 | 20% | 59.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Rose, OK | 347 | 25% | 49.0% |
| Auburntown, TN | 347 | 35% | 28.1% |
| Lawrence, NE | 347 | 50% | 4.2% |
| Randlett, OK | 347 | 39% | 19.8% |
| Maywood, NE | 347 | 58% | 19.8% |
| Hartford, KS | 347 | 20% | 59.4% |