| | Albany, CA | San Ramon, CA | United States |
| Population | 19,958 | 85,688 | 329,725,481 |
| Female Population | 51.5% | 50.0% | 50.5% |
| Male Population | 48.5% | 50.0% | 49.5% |
| Median Age | 36.6 | 40.6 | 38.4 |
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| Population - 2010 | 18,615 | 71,784 | 309,327,143 |
| Population - 2000 | 16,444 | 44,722 | 285,036,114 |
| Population - 1990 | 16,327 | 35,303 | 251,960,433 |
| Pop. 2000 to Now | 21.8% | 85.3% | 15.6% |
| Pop. 1990 to Now | 22.7% | 134.7% | 30.8% |
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| Population Density | 11,156.0 | 4,585.4 | 93.4 |
| Land Area | 1.8 | 18.7 | 3,531,905.4 |
| Water Area | 3.7 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Albany, CA | San Ramon, CA | United States |
| Age 0 to 4 | 7.2% | 5.2% | 5.9% |
| Age 5 to 9 | 6.8% | 7.6% | 6.1% |
| Age 10 to 14 | 8.1% | 9.8% | 6.6% |
| Age 15 to 17 | 3.8% | 5.5% | 3.9% |
| Age 18 to 20 | 2.3% | 3.0% | 4.0% |
| Age 21 to 24 | 2.9% | 3.4% | 5.2% |
| Age 25 to 34 | 15.3% | 8.2% | 13.8% |
| Age 35 to 44 | 16.7% | 15.9% | 12.9% |
| Age 45 to 54 | 13.5% | 18.6% | 12.6% |
| Age 55 to 59 | 5.6% | 7.0% | 6.7% |
| Age 60 to 64 | 5.0% | 4.7% | 6.3% |
| Age 65 to 74 | 8.8% | 6.5% | 9.6% |
| Age 75 to 84 | 2.9% | 3.4% | 4.5% |
| Age 85 and over | 1.2% | 1.2% | 1.9% |
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| Race | | | |
| | Albany, CA | San Ramon, CA | United States |
| White | 44.3% | 35.9% | 59.4% |
| Black | 4.1% | 2.8% | 12.2% |
| Asian | 28.6% | 47.6% | 5.6% |
| Native American | 0.4% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.5% | 0.2% |
| Other | 1.5% | 0.2% | 0.4% |
| Two or More Races | 8.1% | 5.0% | 3.2% |
| Hispanic | 12.9% | 7.9% | 18.4% |
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| Marriage & Family | | | |
| | Albany, CA | San Ramon, CA | United States |
| Married Population | 55.8% | 63.9% | 49.8% |
| Currently Married | 55.0% | 63.0% | 48.0% |
| Married but Separated | 0.9% | 0.9% | 1.8% |
| Single Population | 44.2% | 36.1% | 50.2% |
| Never Married | 30.4% | 25.4% | 33.8% |
| Divorced | 9.4% | 7.4% | 10.8% |
| Widowed | 4.3% | 3.3% | 5.6% |
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| Household Size | 2.62 | 2.94 | 2.60 |
| Households | 7,586 | 29,084 | 124,010,992 |
| Family Households | 5,210 | 22,947 | 80,755,759 |
| Married couple, w/children | 45.1% | 53.1% | 30.5% |
| Married couple, no children | 31.9% | 32.5% | 42.9% |
| Non Family Households | 2,376 | 6,137 | 43,255,233 |
| Single householder, w/children | 14.1% | 8.6% | 15.8% |
| Single householder, no children | 8.9% | 5.7% | 10.8% |