| | Alpine, WY | Oakridge, OR | United States |
| Population | 798 | 3,247 | 329,725,481 |
| Female Population | 45.2% | 53.7% | 50.5% |
| Male Population | 54.8% | 46.3% | 49.5% |
| Median Age | 39.6 | 41.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 851 | 3,201 | 309,327,143 |
| Population - 2000 | 550 | 3,148 | 285,036,114 |
| Population - 1990 | 200 | 3,063 | 251,960,433 |
| Pop. 2000 to Now | 70.4% | 7.5% | 15.6% |
| Pop. 1990 to Now | 368.5% | 10.5% | 30.8% |
| space4 | | | |
| Population Density | 1,119.2 | 1,499.8 | 93.4 |
| Land Area | 0.7 | 2.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Alpine, WY | Oakridge, OR | United States |
| Age 0 to 4 | 15.0% | 6.1% | 5.9% |
| Age 5 to 9 | 4.8% | 6.9% | 6.1% |
| Age 10 to 14 | 5.1% | 5.7% | 6.6% |
| Age 15 to 17 | 3.5% | 1.5% | 3.9% |
| Age 18 to 20 | 0.0% | 0.0% | 4.0% |
| Age 21 to 24 | 2.5% | 3.9% | 5.2% |
| Age 25 to 34 | 10.7% | 19.1% | 13.8% |
| Age 35 to 44 | 16.4% | 9.9% | 12.9% |
| Age 45 to 54 | 16.8% | 9.0% | 12.6% |
| Age 55 to 59 | 10.3% | 9.4% | 6.7% |
| Age 60 to 64 | 6.5% | 8.7% | 6.3% |
| Age 65 to 74 | 5.3% | 15.9% | 9.6% |
| Age 75 to 84 | 3.1% | 2.7% | 4.5% |
| Age 85 and over | 0.0% | 1.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Alpine, WY | Oakridge, OR | United States |
| White | 89.1% | 93.2% | 59.4% |
| Black | 0.8% | 0.0% | 12.2% |
| Asian | 2.0% | 0.0% | 5.6% |
| Native American | 1.5% | 0.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 4.1% | 2.5% | 3.2% |
| Hispanic | 2.5% | 3.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Alpine, WY | Oakridge, OR | United States |
| Married Population | 57.6% | 42.5% | 49.8% |
| Currently Married | 56.9% | 40.0% | 48.0% |
| Married but Separated | 0.7% | 2.5% | 1.8% |
| Single Population | 42.4% | 57.5% | 50.2% |
| Never Married | 30.2% | 32.0% | 33.8% |
| Divorced | 12.2% | 19.0% | 10.8% |
| Widowed | 0.0% | 6.6% | 5.6% |
| space5 | | | |
| Household Size | 2.46 | 2.23 | 2.60 |
| Households | 325 | 1,456 | 124,010,992 |
| Family Households | 185 | 840 | 80,755,759 |
| Married couple, w/children | 34.6% | 21.5% | 30.5% |
| Married couple, no children | 53.5% | 41.5% | 42.9% |
| Non Family Households | 140 | 616 | 43,255,233 |
| Single householder, w/children | 7.0% | 26.5% | 15.8% |
| Single householder, no children | 4.9% | 10.4% | 10.8% |