| Index | Colebrook | New Hampshire | National |
| Average Test Scores | 39% | 52% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 234 | 79,221 |
| Total private schools | n/a | 144 | 24,874 |
| Total post-secondary schools | n/a | 40 | 7,963 |
| Index | Colebrook | New Hampshire | National |
| Completed 8th grade | 84.2% | 89.5% | 84.3% |
| Completed high school | 83.8% | 88.4% | 83.0% |
| Completed some college | 56.6% | 64.2% | 59.4% |
| Completed associate degree | 32.9% | 45.3% | 38.5% |
| Completed bachelors | 26.1% | 35.5% | 30.3% |
| Completed masters | 10.3% | 13.4% | 11.5% |
| Completed professional degree | 3.4% | 3.3% | 3.3% |
| Completed doctorate | 3.4% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Colebrook. Using the proficiency score averages, the average test scores for Colebrook, NH schools is 39%. The average student to teacher ratio is n/a. In Colebrook, NH, an average of 84.2% of students have completed 8th grade and an average of 83.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Canaan, VT | 341 | 40% | 16.7% |
| Colebrook, NH | 1,037 | 39% | 19.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Nicollet, MN | 1,037 | 56% | 16.0% |
| Warrenton, NC | 1,036 | 33% | 31.9% |
| Thomasboro, IL | 1,036 | 44% | 9.4% |
| Carson City, MI | 1,038 | 41% | 15.6% |
| Grand Coteau, LA | 1,038 | 65% | 34.4% |
| Colebrook, NH | 1,037 | 39% | 19.8% |
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