| | Alta, UT | Auburn, ME | United States |
| Population | 354 | 23,790 | 329,725,481 |
| Female Population | 15.5% | 52.1% | 50.5% |
| Male Population | 84.5% | 47.9% | 49.5% |
| Median Age | 34 | 39.4 | 38.4 |
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| Population - 2010 | 386 | 23,052 | 309,327,143 |
| Population - 2000 | 370 | 23,203 | 285,036,114 |
| Population - 1990 | 397 | 24,309 | 251,960,433 |
| Pop. 2000 to Now | 1.9% | 0.9% | 15.6% |
| Pop. 1990 to Now | -5.0% | -3.7% | 30.8% |
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| Population Density | 77.8 | 400.9 | 93.4 |
| Land Area | 4.5 | 59.3 | 3,531,905.4 |
| Water Area | 0.0 | 6.4 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Alta, UT | Auburn, ME | United States |
| Age 0 to 4 | 0.6% | 5.2% | 5.9% |
| Age 5 to 9 | 1.4% | 5.7% | 6.1% |
| Age 10 to 14 | 0.3% | 7.0% | 6.6% |
| Age 15 to 17 | 0.3% | 3.6% | 3.9% |
| Age 18 to 20 | 6.8% | 3.6% | 4.0% |
| Age 21 to 24 | 13.8% | 6.1% | 5.2% |
| Age 25 to 34 | 28.5% | 12.8% | 13.8% |
| Age 35 to 44 | 27.1% | 11.5% | 12.9% |
| Age 45 to 54 | 9.6% | 12.6% | 12.6% |
| Age 55 to 59 | 2.3% | 5.9% | 6.7% |
| Age 60 to 64 | 4.8% | 7.0% | 6.3% |
| Age 65 to 74 | 2.8% | 12.8% | 9.6% |
| Age 75 to 84 | 1.7% | 4.3% | 4.5% |
| Age 85 and over | 0.0% | 2.1% | 1.9% |
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| Race | | | |
| | Alta, UT | Auburn, ME | United States |
| White | 57.1% | 90.0% | 59.4% |
| Black | 15.8% | 1.3% | 12.2% |
| Asian | 0.3% | 0.7% | 5.6% |
| Native American | 19.5% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.7% | 0.4% |
| Two or More Races | 0.0% | 5.1% | 3.2% |
| Hispanic | 7.3% | 2.1% | 18.4% |
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| Marriage & Family | | | |
| | Alta, UT | Auburn, ME | United States |
| Married Population | 24.3% | 44.6% | 49.8% |
| Currently Married | 23.7% | 44.4% | 48.0% |
| Married but Separated | 0.6% | 0.2% | 1.8% |
| Single Population | 75.7% | 55.4% | 50.2% |
| Never Married | 72.0% | 35.7% | 33.8% |
| Divorced | 3.2% | 13.3% | 10.8% |
| Widowed | 0.6% | 6.4% | 5.6% |
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| Household Size | 1.73 | 2.26 | 2.60 |
| Households | 79 | 10,249 | 124,010,992 |
| Family Households | 32 | 5,650 | 80,755,759 |
| Married couple, w/children | 18.8% | 27.2% | 30.5% |
| Married couple, no children | 75.0% | 45.3% | 42.9% |
| Non Family Households | 47 | 4,599 | 43,255,233 |
| Single householder, w/children | 6.3% | 18.4% | 15.8% |
| Single householder, no children | 0.0% | 9.1% | 10.8% |