| Davis, CA | Columbia, SC | United States |
Population | 67,208 | 137,276 | 329,725,481 |
Female Population | 53.0% | 50.0% | 50.5% |
Male Population | 47.0% | 50.0% | 49.5% |
Median Age | 26.4 | 28.2 | 38.4 |
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Population - 2010 | 65,626 | 130,909 | 309,327,143 |
Population - 2000 | 60,308 | 116,278 | 285,036,114 |
Population - 1990 | 46,209 | 98,052 | 251,960,433 |
Pop. 2000 to Now | 14.1% | 13.6% | 15.6% |
Pop. 1990 to Now | 48.9% | 34.8% | 30.8% |
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Population Density | 6,797.6 | 1,009.4 | 93.4 |
Land Area | 9.9 | 136.0 | 3,531,905.4 |
Water Area | 0.0 | 2.8 | 264,836.8 |
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Est. Total Population By Age | | | |
| Davis, CA | Columbia, SC | United States |
Age 0 to 4 | 3.2% | 5.3% | 5.9% |
Age 5 to 9 | 4.0% | 4.1% | 6.1% |
Age 10 to 14 | 4.3% | 4.8% | 6.6% |
Age 15 to 17 | 2.9% | 3.2% | 3.9% |
Age 18 to 20 | 15.3% | 14.6% | 4.0% |
Age 21 to 24 | 17.8% | 11.9% | 5.2% |
Age 25 to 34 | 13.3% | 17.0% | 13.8% |
Age 35 to 44 | 8.5% | 10.3% | 12.9% |
Age 45 to 54 | 9.6% | 10.0% | 12.6% |
Age 55 to 59 | 4.5% | 4.3% | 6.7% |
Age 60 to 64 | 4.2% | 4.1% | 6.3% |
Age 65 to 74 | 7.4% | 6.4% | 9.6% |
Age 75 to 84 | 3.3% | 2.9% | 4.5% |
Age 85 and over | 1.8% | 1.0% | 1.9% |
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Race | | | |
| Davis, CA | Columbia, SC | United States |
White | 53.6% | 48.0% | 59.4% |
Black | 1.9% | 40.3% | 12.2% |
Asian | 23.0% | 2.6% | 5.6% |
Native American | 0.3% | 0.2% | 0.6% |
Hawaiian, Pacific Islander | 0.3% | 0.2% | 0.2% |
Other | 0.5% | 0.3% | 0.4% |
Two or More Races | 6.5% | 2.8% | 3.2% |
Hispanic | 13.8% | 5.6% | 18.4% |
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Marriage & Family | | | |
| Davis, CA | Columbia, SC | United States |
Married Population | 37.6% | 31.9% | 49.8% |
Currently Married | 36.7% | 29.6% | 48.0% |
Married but Separated | 1.0% | 2.3% | 1.8% |
Single Population | 62.4% | 68.1% | 50.2% |
Never Married | 55.1% | 55.7% | 33.8% |
Divorced | 5.1% | 8.4% | 10.8% |
Widowed | 2.2% | 4.0% | 5.6% |
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Household Size | 2.61 | 2.19 | 2.60 |
Households | 25,123 | 50,372 | 124,010,992 |
Family Households | 12,563 | 24,276 | 80,755,759 |
Married couple, w/children | 33.7% | 25.6% | 30.5% |
Married couple, no children | 47.8% | 37.4% | 42.9% |
Non Family Households | 12,560 | 26,096 | 43,255,233 |
Single householder, w/children | 10.2% | 25.2% | 15.8% |
Single householder, no children | 8.3% | 11.8% | 10.8% |