| | Derby, VT | Anchorage, AK | United States |
| Population | 4,559 | 292,545 | 329,725,481 |
| Female Population | 52.5% | 48.9% | 50.5% |
| Male Population | 47.5% | 51.2% | 49.5% |
| Median Age | 48 | 34.3 | 38.4 |
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| Population - 2010 | 4,609 | 293,760 | 309,327,143 |
| Population - 2000 | 4,604 | 260,283 | 285,036,114 |
| Population - 1990 | 4,479 | 226,338 | 251,960,433 |
| Pop. 2000 to Now | -9.1% | 10.3% | 15.6% |
| Pop. 1990 to Now | -6.6% | 26.8% | 30.8% |
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| Population Density | 92.8 | 171.4 | 93.4 |
| Land Area | 49.1 | 1,706.4 | 3,531,905.4 |
| Water Area | 8.5 | 237.6 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Derby, VT | Anchorage, AK | United States |
| Age 0 to 4 | 6.4% | 6.9% | 5.9% |
| Age 5 to 9 | 3.3% | 7.1% | 6.1% |
| Age 10 to 14 | 4.0% | 6.4% | 6.6% |
| Age 15 to 17 | 4.2% | 3.9% | 3.9% |
| Age 18 to 20 | 1.6% | 3.7% | 4.0% |
| Age 21 to 24 | 4.8% | 5.9% | 5.2% |
| Age 25 to 34 | 14.4% | 17.0% | 13.8% |
| Age 35 to 44 | 7.7% | 13.5% | 12.9% |
| Age 45 to 54 | 12.1% | 12.1% | 12.6% |
| Age 55 to 59 | 8.0% | 6.0% | 6.7% |
| Age 60 to 64 | 7.4% | 6.0% | 6.3% |
| Age 65 to 74 | 17.6% | 7.6% | 9.6% |
| Age 75 to 84 | 6.8% | 2.9% | 4.5% |
| Age 85 and over | 1.6% | 0.9% | 1.9% |
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| Race | | | |
| | Derby, VT | Anchorage, AK | United States |
| White | 96.5% | 56.1% | 59.4% |
| Black | 1.2% | 5.2% | 12.2% |
| Asian | 0.0% | 9.5% | 5.6% |
| Native American | 0.0% | 6.8% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 2.9% | 0.2% |
| Other | 0.0% | 0.7% | 0.4% |
| Two or More Races | 1.3% | 9.4% | 3.2% |
| Hispanic | 0.9% | 9.5% | 18.4% |
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| Marriage & Family | | | |
| | Derby, VT | Anchorage, AK | United States |
| Married Population | 53.2% | 50.8% | 49.8% |
| Currently Married | 52.3% | 48.9% | 48.0% |
| Married but Separated | 0.9% | 1.9% | 1.8% |
| Single Population | 46.8% | 49.2% | 50.2% |
| Never Married | 26.3% | 33.6% | 33.8% |
| Divorced | 11.7% | 12.0% | 10.8% |
| Widowed | 8.8% | 3.6% | 5.6% |
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| Household Size | 2.23 | 2.68 | 2.60 |
| Households | 2,036 | 106,695 | 124,010,992 |
| Family Households | 1,203 | 69,003 | 80,755,759 |
| Married couple, w/children | 26.1% | 35.7% | 30.5% |
| Married couple, no children | 56.4% | 39.8% | 42.9% |
| Non Family Households | 833 | 37,692 | 43,255,233 |
| Single householder, w/children | 12.6% | 15.9% | 15.8% |
| Single householder, no children | 4.8% | 8.5% | 10.8% |