| | Dixon, CA | Beaufort, SC | United States |
| Population | 19,038 | 12,899 | 329,725,481 |
| Female Population | 48.7% | 52.0% | 50.5% |
| Male Population | 51.3% | 48.0% | 49.5% |
| Median Age | 34.2 | 34.9 | 38.4 |
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| Population - 2010 | 18,412 | 12,363 | 309,327,143 |
| Population - 2000 | 16,103 | 12,950 | 285,036,114 |
| Population - 1990 | 10,401 | 9,576 | 251,960,433 |
| Pop. 2000 to Now | 26.9% | 2.0% | 15.6% |
| Pop. 1990 to Now | 96.5% | 37.9% | 30.8% |
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| Population Density | 2,670.9 | 535.6 | 93.4 |
| Land Area | 7.1 | 24.1 | 3,531,905.4 |
| Water Area | 0.1 | 0.9 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Dixon, CA | Beaufort, SC | United States |
| Age 0 to 4 | 5.8% | 6.7% | 5.9% |
| Age 5 to 9 | 7.3% | 4.4% | 6.1% |
| Age 10 to 14 | 8.8% | 5.7% | 6.6% |
| Age 15 to 17 | 4.3% | 3.8% | 3.9% |
| Age 18 to 20 | 4.7% | 4.5% | 4.0% |
| Age 21 to 24 | 6.2% | 6.3% | 5.2% |
| Age 25 to 34 | 14.5% | 19.0% | 13.8% |
| Age 35 to 44 | 13.5% | 9.9% | 12.9% |
| Age 45 to 54 | 11.7% | 8.5% | 12.6% |
| Age 55 to 59 | 5.2% | 8.8% | 6.7% |
| Age 60 to 64 | 5.5% | 5.8% | 6.3% |
| Age 65 to 74 | 7.9% | 10.4% | 9.6% |
| Age 75 to 84 | 3.1% | 4.7% | 4.5% |
| Age 85 and over | 1.6% | 1.5% | 1.9% |
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| Race | | | |
| | Dixon, CA | Beaufort, SC | United States |
| White | 49.7% | 61.9% | 59.4% |
| Black | 2.4% | 30.1% | 12.2% |
| Asian | 3.1% | 0.2% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.1% | 0.4% |
| Two or More Races | 3.6% | 3.4% | 3.2% |
| Hispanic | 41.1% | 4.2% | 18.4% |
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| Marriage & Family | | | |
| | Dixon, CA | Beaufort, SC | United States |
| Married Population | 50.0% | 42.3% | 49.8% |
| Currently Married | 47.0% | 40.3% | 48.0% |
| Married but Separated | 3.0% | 1.9% | 1.8% |
| Single Population | 50.0% | 57.7% | 50.2% |
| Never Married | 32.8% | 39.0% | 33.8% |
| Divorced | 11.4% | 10.4% | 10.8% |
| Widowed | 5.7% | 8.3% | 5.6% |
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| Household Size | 2.94 | 2.31 | 2.60 |
| Households | 6,464 | 5,005 | 124,010,992 |
| Family Households | 4,862 | 3,084 | 80,755,759 |
| Married couple, w/children | 35.2% | 26.6% | 30.5% |
| Married couple, no children | 33.3% | 38.0% | 42.9% |
| Non Family Households | 1,602 | 1,921 | 43,255,233 |
| Single householder, w/children | 19.7% | 22.1% | 15.8% |
| Single householder, no children | 11.8% | 13.4% | 10.8% |