| | Elk Ridge, UT | Holiday, FL | United States |
| Population | 4,475 | 21,435 | 329,725,481 |
| Female Population | 47.5% | 48.8% | 50.5% |
| Male Population | 52.5% | 51.2% | 49.5% |
| Median Age | 29.6 | 43.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,469 | 22,302 | 309,327,143 |
| Population - 2000 | 1,838 | 21,904 | 285,036,114 |
| Population - 1990 | 771 | 19,360 | 251,960,433 |
| Pop. 2000 to Now | 140.9% | 9.1% | 15.6% |
| Pop. 1990 to Now | 474.2% | 23.5% | 30.8% |
| space4 | | | |
| Population Density | 1,585.2 | 3,993.1 | 93.4 |
| Land Area | 2.8 | 5.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Elk Ridge, UT | Holiday, FL | United States |
| Age 0 to 4 | 11.9% | 6.5% | 5.9% |
| Age 5 to 9 | 12.7% | 6.4% | 6.1% |
| Age 10 to 14 | 7.6% | 4.5% | 6.6% |
| Age 15 to 17 | 6.1% | 2.3% | 3.9% |
| Age 18 to 20 | 5.4% | 2.1% | 4.0% |
| Age 21 to 24 | 2.7% | 2.9% | 5.2% |
| Age 25 to 34 | 13.2% | 16.1% | 13.8% |
| Age 35 to 44 | 11.1% | 10.4% | 12.9% |
| Age 45 to 54 | 9.4% | 14.2% | 12.6% |
| Age 55 to 59 | 8.1% | 7.6% | 6.7% |
| Age 60 to 64 | 3.8% | 7.3% | 6.3% |
| Age 65 to 74 | 5.3% | 12.6% | 9.6% |
| Age 75 to 84 | 2.2% | 5.4% | 4.5% |
| Age 85 and over | 0.4% | 1.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Elk Ridge, UT | Holiday, FL | United States |
| White | 93.7% | 74.3% | 59.4% |
| Black | 0.0% | 6.7% | 12.2% |
| Asian | 0.5% | 0.9% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 3.4% | 2.6% | 3.2% |
| Hispanic | 2.4% | 15.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Elk Ridge, UT | Holiday, FL | United States |
| Married Population | 70.4% | 42.7% | 49.8% |
| Currently Married | 70.1% | 41.1% | 48.0% |
| Married but Separated | 0.3% | 1.6% | 1.8% |
| Single Population | 29.6% | 57.3% | 50.2% |
| Never Married | 22.8% | 35.5% | 33.8% |
| Divorced | 3.6% | 14.3% | 10.8% |
| Widowed | 3.3% | 7.5% | 5.6% |
| space5 | | | |
| Household Size | 3.89 | 2.17 | 2.60 |
| Households | 1,149 | 9,847 | 124,010,992 |
| Family Households | 1,082 | 5,124 | 80,755,759 |
| Married couple, w/children | 53.7% | 19.6% | 30.5% |
| Married couple, no children | 39.0% | 44.8% | 42.9% |
| Non Family Households | 67 | 4,723 | 43,255,233 |
| Single householder, w/children | 4.3% | 20.0% | 15.8% |
| Single householder, no children | 3.0% | 15.7% | 10.8% |