| Index | New Hartford | Iowa | National |
| Average Test Scores | 80% | 69% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | New Hartford | Iowa | National |
| Completed 8th grade | 93.7% | 89.2% | 84.3% |
| Completed high school | 93.2% | 87.7% | 83.0% |
| Completed some college | 52.2% | 59.8% | 59.4% |
| Completed associate degree | 30.4% | 38.4% | 38.5% |
| Completed bachelors | 16.2% | 27.2% | 30.3% |
| Completed masters | 3.8% | 8.7% | 11.5% |
| Completed professional degree | 0.5% | 2.7% | 3.3% |
| Completed doctorate | 0.5% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in New Hartford. Using the proficiency score averages, the average test scores for New Hartford, IA schools is 80%. The average student to teacher ratio is n/a. In New Hartford, IA, an average of 93.7% of students have completed 8th grade and an average of 93.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Denver, IA | 1,759 | 90% | 87.2% |
| Grundy Center, IA | 2,671 | 85% | 77.8% |
| Dike, IA | 1,192 | 82% | 70.8% |
| Waverly, IA | 10,172 | 81% | 68.3% |
| Hudson, IA | 2,409 | 81% | 68.2% |
| New Hartford, IA | 789 | 80% | 65.6% |
| City | Population | Avg. Test Scores | National Avg. |
| St. Joseph, LA | 789 | 43% | 9.9% |
| Plantersville, MS | 789 | 17% | 65.6% |
| Bartelso, IL | 789 | 75% | 55.2% |
| Waynoka, OK | 789 | 36% | 25.0% |
| Leighton, AL | 789 | 33% | 30.9% |
| New Hartford, IA | 789 | 80% | 65.6% |
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