| | Tremonton, UT | South Ogden, UT | United States |
| Population | 9,727 | 17,363 | 329,725,481 |
| Female Population | 44.5% | 50.5% | 50.5% |
| Male Population | 55.5% | 49.5% | 49.5% |
| Median Age | 31.5 | 32.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 7,714 | 16,598 | 309,327,143 |
| Population - 2000 | 5,592 | 14,377 | 285,036,114 |
| Population - 1990 | 4,264 | 12,105 | 251,960,433 |
| Pop. 2000 to Now | 69.2% | 19.2% | 15.6% |
| Pop. 1990 to Now | 121.9% | 41.5% | 30.8% |
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| Population Density | 1,215.4 | 4,706.7 | 93.4 |
| Land Area | 8.0 | 3.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Tremonton, UT | South Ogden, UT | United States |
| Age 0 to 4 | 8.1% | 7.5% | 5.9% |
| Age 5 to 9 | 7.2% | 8.0% | 6.1% |
| Age 10 to 14 | 14.2% | 7.3% | 6.6% |
| Age 15 to 17 | 4.2% | 3.5% | 3.9% |
| Age 18 to 20 | 4.7% | 3.8% | 4.0% |
| Age 21 to 24 | 5.8% | 5.9% | 5.2% |
| Age 25 to 34 | 11.1% | 17.5% | 13.8% |
| Age 35 to 44 | 17.0% | 13.9% | 12.9% |
| Age 45 to 54 | 8.5% | 10.2% | 12.6% |
| Age 55 to 59 | 4.8% | 4.5% | 6.7% |
| Age 60 to 64 | 2.9% | 3.9% | 6.3% |
| Age 65 to 74 | 6.3% | 8.3% | 9.6% |
| Age 75 to 84 | 4.1% | 3.5% | 4.5% |
| Age 85 and over | 1.3% | 2.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Tremonton, UT | South Ogden, UT | United States |
| White | 85.5% | 80.5% | 59.4% |
| Black | 1.1% | 1.7% | 12.2% |
| Asian | 0.8% | 0.5% | 5.6% |
| Native American | 0.0% | 0.7% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 1.1% | 2.5% | 3.2% |
| Hispanic | 11.5% | 13.8% | 18.4% |
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| Marriage & Family | | | |
| | Tremonton, UT | South Ogden, UT | United States |
| Married Population | 60.1% | 57.2% | 49.8% |
| Currently Married | 59.7% | 56.2% | 48.0% |
| Married but Separated | 0.4% | 1.0% | 1.8% |
| Single Population | 39.9% | 42.8% | 50.2% |
| Never Married | 26.4% | 26.4% | 33.8% |
| Divorced | 7.2% | 12.4% | 10.8% |
| Widowed | 6.3% | 4.1% | 5.6% |
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| Household Size | 2.93 | 2.68 | 2.60 |
| Households | 3,310 | 6,431 | 124,010,992 |
| Family Households | 2,404 | 4,392 | 80,755,759 |
| Married couple, w/children | 48.4% | 42.4% | 30.5% |
| Married couple, no children | 33.2% | 36.5% | 42.9% |
| Non Family Households | 906 | 2,039 | 43,255,233 |
| Single householder, w/children | 13.0% | 15.2% | 15.8% |
| Single householder, no children | 5.4% | 5.9% | 10.8% |