| Marin City, CA | San Francisco, CA | United States |
Population | 3,094 | 865,933 | 329,725,481 |
Female Population | 53.2% | 48.8% | 50.5% |
Male Population | 46.8% | 51.2% | 49.5% |
Median Age | 40.5 | 38.7 | 38.4 |
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Population - 2010 | 2,825 | 805,519 | 309,327,143 |
Population - 2000 | 2,783 | 776,733 | 285,036,114 |
Population - 1990 | 1,868 | 723,959 | 251,960,433 |
Pop. 2000 to Now | 6.9% | 11.6% | 15.6% |
Pop. 1990 to Now | 59.2% | 19.7% | 30.8% |
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Population Density | 5,761.6 | 18,478.0 | 93.4 |
Land Area | 0.5 | 46.9 | 3,531,905.4 |
Water Area | 0.0 | 185.0 | 264,836.8 |
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Est. Total Population By Age | | | |
| Marin City, CA | San Francisco, CA | United States |
Age 0 to 4 | 5.9% | 4.4% | 5.9% |
Age 5 to 9 | 7.0% | 3.5% | 6.1% |
Age 10 to 14 | 6.4% | 3.7% | 6.6% |
Age 15 to 17 | 2.9% | 2.0% | 3.9% |
Age 18 to 20 | 2.0% | 2.3% | 4.0% |
Age 21 to 24 | 1.4% | 4.5% | 5.2% |
Age 25 to 34 | 17.4% | 22.6% | 13.8% |
Age 35 to 44 | 13.7% | 16.1% | 12.9% |
Age 45 to 54 | 20.4% | 13.2% | 12.6% |
Age 55 to 59 | 7.0% | 6.0% | 6.7% |
Age 60 to 64 | 3.1% | 5.7% | 6.3% |
Age 65 to 74 | 5.4% | 9.1% | 9.6% |
Age 75 to 84 | 4.0% | 4.3% | 4.5% |
Age 85 and over | 3.5% | 2.5% | 1.9% |
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Race | | | |
| Marin City, CA | San Francisco, CA | United States |
White | 37.6% | 39.2% | 59.4% |
Black | 25.0% | 4.9% | 12.2% |
Asian | 12.5% | 34.1% | 5.6% |
Native American | 0.0% | 0.2% | 0.6% |
Hawaiian, Pacific Islander | 0.0% | 0.3% | 0.2% |
Other | 0.0% | 0.6% | 0.4% |
Two or More Races | 12.5% | 5.3% | 3.2% |
Hispanic | 12.4% | 15.4% | 18.4% |
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Marriage & Family | | | |
| Marin City, CA | San Francisco, CA | United States |
Married Population | 41.6% | 41.5% | 49.8% |
Currently Married | 37.9% | 40.1% | 48.0% |
Married but Separated | 3.7% | 1.4% | 1.8% |
Single Population | 58.4% | 58.5% | 50.2% |
Never Married | 39.2% | 46.0% | 33.8% |
Divorced | 12.9% | 8.0% | 10.8% |
Widowed | 6.3% | 4.5% | 5.6% |
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Household Size | 2.25 | 2.34 | 2.60 |
Households | 1,374 | 361,222 | 124,010,992 |
Family Households | 765 | 170,465 | 80,755,759 |
Married couple, w/children | 29.2% | 28.8% | 30.5% |
Married couple, no children | 20.5% | 47.0% | 42.9% |
Non Family Households | 609 | 190,757 | 43,255,233 |
Single householder, w/children | 34.0% | 10.0% | 15.8% |
Single householder, no children | 16.3% | 14.2% | 10.8% |