| | Spring Creek, NV | Farmington, UT | United States |
| Population | 15,176 | 23,990 | 329,725,481 |
| Female Population | 46.9% | 49.0% | 50.5% |
| Male Population | 53.1% | 51.0% | 49.5% |
| Median Age | 33.8 | 30.7 | 38.4 |
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| Population - 2010 | 13,482 | 18,423 | 309,327,143 |
| Population - 2000 | 10,548 | 12,081 | 285,036,114 |
| Population - 1990 | 5,866 | 9,028 | 251,960,433 |
| Pop. 2000 to Now | 30.9% | 110.1% | 15.6% |
| Pop. 1990 to Now | 135.4% | 181.2% | 30.8% |
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| Population Density | 258.2 | 2,413.5 | 93.4 |
| Land Area | 58.8 | 9.9 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Spring Creek, NV | Farmington, UT | United States |
| Age 0 to 4 | 6.8% | 8.3% | 5.9% |
| Age 5 to 9 | 8.3% | 10.1% | 6.1% |
| Age 10 to 14 | 8.8% | 11.3% | 6.6% |
| Age 15 to 17 | 7.3% | 5.7% | 3.9% |
| Age 18 to 20 | 1.8% | 4.1% | 4.0% |
| Age 21 to 24 | 3.7% | 4.4% | 5.2% |
| Age 25 to 34 | 15.1% | 11.9% | 13.8% |
| Age 35 to 44 | 13.2% | 16.7% | 12.9% |
| Age 45 to 54 | 11.6% | 9.8% | 12.6% |
| Age 55 to 59 | 7.7% | 4.1% | 6.7% |
| Age 60 to 64 | 5.4% | 4.1% | 6.3% |
| Age 65 to 74 | 6.9% | 6.5% | 9.6% |
| Age 75 to 84 | 3.3% | 2.2% | 4.5% |
| Age 85 and over | 0.1% | 0.7% | 1.9% |
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| Race | | | |
| | Spring Creek, NV | Farmington, UT | United States |
| White | 86.2% | 87.8% | 59.4% |
| Black | 0.2% | 0.8% | 12.2% |
| Asian | 0.8% | 2.9% | 5.6% |
| Native American | 0.8% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.6% | 0.2% |
| Other | 1.3% | 0.1% | 0.4% |
| Two or More Races | 1.7% | 2.6% | 3.2% |
| Hispanic | 9.0% | 5.0% | 18.4% |
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| Marriage & Family | | | |
| | Spring Creek, NV | Farmington, UT | United States |
| Married Population | 61.8% | 62.6% | 49.8% |
| Currently Married | 60.0% | 61.7% | 48.0% |
| Married but Separated | 1.7% | 0.9% | 1.8% |
| Single Population | 38.2% | 37.4% | 50.2% |
| Never Married | 27.0% | 28.1% | 33.8% |
| Divorced | 8.2% | 7.7% | 10.8% |
| Widowed | 3.1% | 1.7% | 5.6% |
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| Household Size | 3.19 | 3.44 | 2.60 |
| Households | 4,762 | 6,729 | 124,010,992 |
| Family Households | 3,629 | 5,312 | 80,755,759 |
| Married couple, w/children | 48.7% | 56.8% | 30.5% |
| Married couple, no children | 40.2% | 34.0% | 42.9% |
| Non Family Households | 1,133 | 1,417 | 43,255,233 |
| Single householder, w/children | 7.9% | 5.0% | 15.8% |
| Single householder, no children | 3.3% | 4.3% | 10.8% |