| | St. George, UT | Fargo, ND | United States |
| Population | 92,875 | 124,979 | 329,725,481 |
| Female Population | 51.1% | 49.8% | 50.5% |
| Male Population | 49.0% | 50.3% | 49.5% |
| Median Age | 37.9 | 31.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 72,842 | 106,024 | 309,327,143 |
| Population - 2000 | 49,663 | 90,599 | 285,036,114 |
| Population - 1990 | 28,502 | 74,111 | 251,960,433 |
| Pop. 2000 to Now | 86.0% | 38.2% | 15.6% |
| Pop. 1990 to Now | 224.1% | 69.0% | 30.8% |
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| Population Density | 1,208.3 | 2,512.5 | 93.4 |
| Land Area | 76.9 | 49.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | St. George, UT | Fargo, ND | United States |
| Age 0 to 4 | 6.4% | 6.4% | 5.9% |
| Age 5 to 9 | 6.7% | 5.6% | 6.1% |
| Age 10 to 14 | 7.7% | 5.2% | 6.6% |
| Age 15 to 17 | 4.5% | 3.0% | 3.9% |
| Age 18 to 20 | 4.4% | 6.6% | 4.0% |
| Age 21 to 24 | 6.0% | 10.2% | 5.2% |
| Age 25 to 34 | 11.6% | 18.2% | 13.8% |
| Age 35 to 44 | 10.6% | 12.7% | 12.9% |
| Age 45 to 54 | 9.5% | 9.3% | 12.6% |
| Age 55 to 59 | 4.6% | 4.9% | 6.7% |
| Age 60 to 64 | 5.4% | 5.4% | 6.3% |
| Age 65 to 74 | 12.0% | 7.4% | 9.6% |
| Age 75 to 84 | 7.1% | 3.6% | 4.5% |
| Age 85 and over | 3.6% | 1.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | St. George, UT | Fargo, ND | United States |
| White | 81.0% | 80.9% | 59.4% |
| Black | 0.6% | 8.0% | 12.2% |
| Asian | 1.0% | 4.0% | 5.6% |
| Native American | 1.2% | 1.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.9% | 0.0% | 0.2% |
| Other | 0.3% | 0.2% | 0.4% |
| Two or More Races | 2.5% | 2.5% | 3.2% |
| Hispanic | 12.5% | 3.2% | 18.4% |
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| Marriage & Family | | | |
| | St. George, UT | Fargo, ND | United States |
| Married Population | 59.7% | 44.4% | 49.8% |
| Currently Married | 58.0% | 43.4% | 48.0% |
| Married but Separated | 1.7% | 1.0% | 1.8% |
| Single Population | 40.3% | 55.6% | 50.2% |
| Never Married | 25.1% | 43.0% | 33.8% |
| Divorced | 9.8% | 8.6% | 10.8% |
| Widowed | 5.4% | 3.9% | 5.6% |
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| Household Size | 2.81 | 2.15 | 2.60 |
| Households | 32,753 | 55,857 | 124,010,992 |
| Family Households | 23,777 | 27,788 | 80,755,759 |
| Married couple, w/children | 33.1% | 32.3% | 30.5% |
| Married couple, no children | 49.9% | 44.5% | 42.9% |
| Non Family Households | 8,976 | 28,069 | 43,255,233 |
| Single householder, w/children | 10.2% | 15.6% | 15.8% |
| Single householder, no children | 6.8% | 7.5% | 10.8% |