| | New Hartford, CT | Canton, CT | United States |
| Population | 6,685 | 10,131 | 329,725,481 |
| Female Population | 46.6% | 52.3% | 50.5% |
| Male Population | 53.5% | 47.7% | 49.5% |
| Median Age | 47.1 | 49.3 | 38.4 |
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| Population - 2010 | 6,965 | 10,297 | 309,327,143 |
| Population - 2000 | 6,088 | 8,840 | 285,036,114 |
| Population - 1990 | 5,769 | 8,268 | 251,960,433 |
| Pop. 2000 to Now | 9.1% | 15.7% | 15.6% |
| Pop. 1990 to Now | 15.1% | 23.7% | 30.8% |
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| Population Density | 180.5 | 412.1 | 93.4 |
| Land Area | 37.0 | 24.6 | 3,531,905.4 |
| Water Area | 1.1 | 0.4 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | New Hartford, CT | Canton, CT | United States |
| Age 0 to 4 | 7.0% | 5.3% | 5.9% |
| Age 5 to 9 | 3.7% | 5.5% | 6.1% |
| Age 10 to 14 | 8.3% | 7.1% | 6.6% |
| Age 15 to 17 | 6.0% | 3.3% | 3.9% |
| Age 18 to 20 | 4.4% | 2.8% | 4.0% |
| Age 21 to 24 | 1.7% | 2.1% | 5.2% |
| Age 25 to 34 | 6.8% | 7.2% | 13.8% |
| Age 35 to 44 | 10.8% | 12.4% | 12.9% |
| Age 45 to 54 | 16.6% | 12.0% | 12.6% |
| Age 55 to 59 | 10.0% | 8.8% | 6.7% |
| Age 60 to 64 | 9.4% | 10.5% | 6.3% |
| Age 65 to 74 | 9.2% | 14.8% | 9.6% |
| Age 75 to 84 | 4.7% | 4.7% | 4.5% |
| Age 85 and over | 1.4% | 3.5% | 1.9% |
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| Race | | | |
| | New Hartford, CT | Canton, CT | United States |
| White | 94.2% | 88.7% | 59.4% |
| Black | 0.0% | 3.0% | 12.2% |
| Asian | 1.6% | 1.3% | 5.6% |
| Native American | 0.2% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.1% | 0.4% | 0.4% |
| Two or More Races | 1.7% | 2.4% | 3.2% |
| Hispanic | 1.3% | 4.0% | 18.4% |
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| Marriage & Family | | | |
| | New Hartford, CT | Canton, CT | United States |
| Married Population | 58.5% | 56.1% | 49.8% |
| Currently Married | 57.1% | 55.4% | 48.0% |
| Married but Separated | 1.4% | 0.7% | 1.8% |
| Single Population | 41.5% | 43.9% | 50.2% |
| Never Married | 24.9% | 22.4% | 33.8% |
| Divorced | 9.5% | 15.4% | 10.8% |
| Widowed | 7.1% | 6.1% | 5.6% |
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| Household Size | 2.55 | 2.37 | 2.60 |
| Households | 2,620 | 4,232 | 124,010,992 |
| Family Households | 1,777 | 2,804 | 80,755,759 |
| Married couple, w/children | 37.6% | 31.3% | 30.5% |
| Married couple, no children | 47.7% | 49.6% | 42.9% |
| Non Family Households | 843 | 1,428 | 43,255,233 |
| Single householder, w/children | 8.3% | 7.2% | 15.8% |
| Single householder, no children | 6.3% | 11.8% | 10.8% |