| | Koloa, HI | Vail, CO | United States |
| Population | 2,348 | 4,900 | 329,725,481 |
| Female Population | 51.1% | 45.8% | 50.5% |
| Male Population | 48.9% | 54.2% | 49.5% |
| Median Age | 36.4 | 50.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,513 | 5,314 | 309,327,143 |
| Population - 2000 | 1,942 | 4,531 | 285,036,114 |
| Population - 1990 | 1,791 | 3,659 | 251,960,433 |
| Pop. 2000 to Now | 42.7% | 21.1% | 15.6% |
| Pop. 1990 to Now | 54.8% | 50.0% | 30.8% |
| space4 | | | |
| Population Density | 1,875.4 | 1,049.0 | 93.4 |
| Land Area | 1.3 | 4.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Koloa, HI | Vail, CO | United States |
| Age 0 to 4 | 8.3% | 1.4% | 5.9% |
| Age 5 to 9 | 6.1% | 1.0% | 6.1% |
| Age 10 to 14 | 9.3% | 2.8% | 6.6% |
| Age 15 to 17 | 4.3% | 1.6% | 3.9% |
| Age 18 to 20 | 3.6% | 1.2% | 4.0% |
| Age 21 to 24 | 4.2% | 8.1% | 5.2% |
| Age 25 to 34 | 12.1% | 15.0% | 13.8% |
| Age 35 to 44 | 15.0% | 11.6% | 12.9% |
| Age 45 to 54 | 10.5% | 14.0% | 12.6% |
| Age 55 to 59 | 6.4% | 10.6% | 6.7% |
| Age 60 to 64 | 5.2% | 12.0% | 6.3% |
| Age 65 to 74 | 8.9% | 12.9% | 9.6% |
| Age 75 to 84 | 4.5% | 6.2% | 4.5% |
| Age 85 and over | 1.4% | 1.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Koloa, HI | Vail, CO | United States |
| White | 20.9% | 93.5% | 59.4% |
| Black | 1.0% | 0.1% | 12.2% |
| Asian | 23.8% | 1.0% | 5.6% |
| Native American | 0.3% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 8.7% | 0.0% | 0.2% |
| Other | 2.5% | 0.0% | 0.4% |
| Two or More Races | 29.4% | 0.7% | 3.2% |
| Hispanic | 13.5% | 4.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Koloa, HI | Vail, CO | United States |
| Married Population | 47.6% | 48.3% | 49.8% |
| Currently Married | 42.8% | 48.3% | 48.0% |
| Married but Separated | 4.8% | 0.0% | 1.8% |
| Single Population | 52.4% | 51.7% | 50.2% |
| Never Married | 35.2% | 41.6% | 33.8% |
| Divorced | 11.1% | 8.7% | 10.8% |
| Widowed | 6.1% | 1.4% | 5.6% |
| space5 | | | |
| Household Size | 3.48 | 2.16 | 2.60 |
| Households | 672 | 2,268 | 124,010,992 |
| Family Households | 447 | 1,095 | 80,755,759 |
| Married couple, w/children | 29.5% | 17.9% | 30.5% |
| Married couple, no children | 31.5% | 78.2% | 42.9% |
| Non Family Households | 225 | 1,173 | 43,255,233 |
| Single householder, w/children | 23.3% | 2.0% | 15.8% |
| Single householder, no children | 15.7% | 1.9% | 10.8% |