| | Colebrook, CT | Warren, VT | United States |
| Population | 1,422 | 1,632 | 329,725,481 |
| Female Population | 47.1% | 50.2% | 50.5% |
| Male Population | 52.9% | 49.8% | 49.5% |
| Median Age | 50.3 | 52.2 | 38.4 |
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| Population - 2010 | 1,481 | 1,705 | 309,327,143 |
| Population - 2000 | 1,471 | 1,681 | 285,036,114 |
| Population - 1990 | 1,365 | 1,172 | 251,960,433 |
| Pop. 2000 to Now | -5.1% | -0.8% | 15.6% |
| Pop. 1990 to Now | 2.3% | 42.2% | 30.8% |
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| Population Density | 45.1 | 40.9 | 93.4 |
| Land Area | 31.5 | 39.9 | 3,531,905.4 |
| Water Area | 1.4 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Colebrook, CT | Warren, VT | United States |
| Age 0 to 4 | 3.2% | 3.7% | 5.9% |
| Age 5 to 9 | 6.1% | 5.9% | 6.1% |
| Age 10 to 14 | 3.9% | 1.9% | 6.6% |
| Age 15 to 17 | 4.1% | 3.1% | 3.9% |
| Age 18 to 20 | 3.7% | 0.8% | 4.0% |
| Age 21 to 24 | 3.2% | 3.8% | 5.2% |
| Age 25 to 34 | 7.9% | 10.7% | 13.8% |
| Age 35 to 44 | 10.5% | 11.2% | 12.9% |
| Age 45 to 54 | 14.8% | 16.4% | 12.6% |
| Age 55 to 59 | 13.4% | 13.5% | 6.7% |
| Age 60 to 64 | 10.4% | 5.3% | 6.3% |
| Age 65 to 74 | 11.2% | 14.0% | 9.6% |
| Age 75 to 84 | 4.5% | 6.8% | 4.5% |
| Age 85 and over | 3.0% | 2.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Colebrook, CT | Warren, VT | United States |
| White | 94.1% | 95.7% | 59.4% |
| Black | 1.3% | 2.4% | 12.2% |
| Asian | 0.8% | 0.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.9% | 1.0% | 3.2% |
| Hispanic | 0.8% | 0.8% | 18.4% |
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| Marriage & Family | | | |
| | Colebrook, CT | Warren, VT | United States |
| Married Population | 59.6% | 49.0% | 49.8% |
| Currently Married | 58.0% | 49.0% | 48.0% |
| Married but Separated | 1.6% | 0.0% | 1.8% |
| Single Population | 40.4% | 51.0% | 50.2% |
| Never Married | 25.9% | 30.8% | 33.8% |
| Divorced | 9.5% | 12.8% | 10.8% |
| Widowed | 5.0% | 7.5% | 5.6% |
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| Household Size | 2.31 | 2.32 | 2.60 |
| Households | 598 | 702 | 124,010,992 |
| Family Households | 386 | 419 | 80,755,759 |
| Married couple, w/children | 27.7% | 29.1% | 30.5% |
| Married couple, no children | 58.5% | 51.3% | 42.9% |
| Non Family Households | 212 | 283 | 43,255,233 |
| Single householder, w/children | 9.8% | 11.7% | 15.8% |
| Single householder, no children | 3.9% | 7.9% | 10.8% |