| Index | Nashua | New Hampshire | National |
| Average Test Scores | 51% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 13:1 | 16:1 |
| Total public schools | 18 | 234 | 79,221 |
| Total private schools | 17 | 144 | 24,874 |
| Total post-secondary schools | 4 | 40 | 7,963 |

| Index | Nashua | New Hampshire | National |
| Completed 8th grade | 87.3% | 89.5% | 84.3% |
| Completed high school | 86.2% | 88.4% | 83.0% |
| Completed some college | 64.2% | 64.2% | 59.4% |
| Completed associate degree | 44.1% | 45.3% | 38.5% |
| Completed bachelors | 34.9% | 35.5% | 30.3% |
| Completed masters | 13.0% | 13.4% | 11.5% |
| Completed professional degree | 2.1% | 3.3% | 3.3% |
| Completed doctorate | 1.1% | 1.4% | 1.3% |
There are a total of 18 public schools, 17 private schools and 4 post-secondary schools in Nashua. Using the proficiency score averages, the average test scores for Nashua, NH schools is 51%. The average student to teacher ratio is 15:1. In Nashua, NH, an average of 87.3% of students have completed 8th grade and an average of 86.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Groton, MA | 1,154 | 75% | 55.6% |
| Amherst, NH | 676 | 67% | 38.9% |
| Littleton Common, MA | 3,465 | 66% | 36.5% |
| Devens, MA | 2,072 | 64% | 32.3% |
| Pepperell, MA | 2,750 | 61% | 26.6% |
| Nashua, NH | 91,471 | 51% | 5.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Norwalk, CT | 91,485 | 48% | 0.5% |
| Fall River, MA | 91,437 | 33% | 30.9% |
| Mount Pleasant, SC | 91,527 | 78% | 62.2% |
| Chino, CA | 91,540 | 39% | 18.3% |
| Palm Coast, FL | 91,057 | 61% | 26.0% |
| Nashua, NH | 91,471 | 51% | 5.8% |