| | Cooperstown, NY | Rochester, MN | United States |
| Population | 2,035 | 119,732 | 329,725,481 |
| Female Population | 53.6% | 50.9% | 50.5% |
| Male Population | 46.4% | 49.1% | 49.5% |
| Median Age | 48.2 | 36.1 | 38.4 |
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| Population - 2010 | 1,853 | 107,050 | 309,327,143 |
| Population - 2000 | 2,032 | 85,806 | 285,036,114 |
| Population - 1990 | 2,180 | 70,745 | 251,960,433 |
| Pop. 2000 to Now | -14.8% | 39.7% | 15.6% |
| Pop. 1990 to Now | -20.6% | 69.4% | 30.8% |
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| Population Density | 1,244.7 | 2,169.3 | 93.4 |
| Land Area | 1.6 | 55.2 | 3,531,905.4 |
| Water Area | 0.2 | 0.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Cooperstown, NY | Rochester, MN | United States |
| Age 0 to 4 | 2.5% | 7.1% | 5.9% |
| Age 5 to 9 | 4.3% | 6.5% | 6.1% |
| Age 10 to 14 | 5.2% | 6.7% | 6.6% |
| Age 15 to 17 | 2.9% | 3.9% | 3.9% |
| Age 18 to 20 | 4.6% | 2.8% | 4.0% |
| Age 21 to 24 | 4.6% | 5.3% | 5.2% |
| Age 25 to 34 | 18.9% | 15.9% | 13.8% |
| Age 35 to 44 | 5.2% | 13.9% | 12.9% |
| Age 45 to 54 | 9.5% | 11.0% | 12.6% |
| Age 55 to 59 | 9.7% | 6.7% | 6.7% |
| Age 60 to 64 | 4.7% | 5.3% | 6.3% |
| Age 65 to 74 | 15.1% | 8.4% | 9.6% |
| Age 75 to 84 | 8.7% | 4.3% | 4.5% |
| Age 85 and over | 4.1% | 2.3% | 1.9% |
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| Race | | | |
| | Cooperstown, NY | Rochester, MN | United States |
| White | 82.5% | 73.5% | 59.4% |
| Black | 3.1% | 8.8% | 12.2% |
| Asian | 5.0% | 7.2% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 2.4% | 0.3% | 0.4% |
| Two or More Races | 4.4% | 4.1% | 3.2% |
| Hispanic | 2.7% | 5.8% | 18.4% |
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| Marriage & Family | | | |
| | Cooperstown, NY | Rochester, MN | United States |
| Married Population | 46.7% | 52.8% | 49.8% |
| Currently Married | 45.3% | 51.7% | 48.0% |
| Married but Separated | 1.5% | 1.2% | 1.8% |
| Single Population | 53.3% | 47.2% | 50.2% |
| Never Married | 32.8% | 33.3% | 33.8% |
| Divorced | 14.2% | 9.2% | 10.8% |
| Widowed | 6.2% | 4.7% | 5.6% |
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| Household Size | 2.14 | 2.40 | 2.60 |
| Households | 882 | 48,990 | 124,010,992 |
| Family Households | 450 | 29,489 | 80,755,759 |
| Married couple, w/children | 17.6% | 34.6% | 30.5% |
| Married couple, no children | 58.4% | 44.8% | 42.9% |
| Non Family Households | 432 | 19,501 | 43,255,233 |
| Single householder, w/children | 16.7% | 15.3% | 15.8% |
| Single householder, no children | 7.3% | 5.3% | 10.8% |