| | Baldwin Park, CA | Yuma, AZ | United States |
| Population | 72,813 | 95,154 | 329,725,481 |
| Female Population | 50.2% | 48.4% | 50.5% |
| Male Population | 49.8% | 51.6% | 49.5% |
| Median Age | 35.9 | 31.7 | 38.4 |
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| Population - 2010 | 75,409 | 91,303 | 309,327,143 |
| Population - 2000 | 75,837 | 77,515 | 285,036,114 |
| Population - 1990 | 69,330 | 54,923 | 251,960,433 |
| Pop. 2000 to Now | -1.8% | 28.8% | 15.6% |
| Pop. 1990 to Now | 7.4% | 81.7% | 30.8% |
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| Population Density | 10,980.7 | 786.2 | 93.4 |
| Land Area | 6.6 | 121.0 | 3,531,905.4 |
| Water Area | 0.2 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Baldwin Park, CA | Yuma, AZ | United States |
| Age 0 to 4 | 5.8% | 7.5% | 5.9% |
| Age 5 to 9 | 5.5% | 7.2% | 6.1% |
| Age 10 to 14 | 7.1% | 7.3% | 6.6% |
| Age 15 to 17 | 4.0% | 4.0% | 3.9% |
| Age 18 to 20 | 4.0% | 4.5% | 4.0% |
| Age 21 to 24 | 6.8% | 7.7% | 5.2% |
| Age 25 to 34 | 15.7% | 15.8% | 13.8% |
| Age 35 to 44 | 12.9% | 11.6% | 12.9% |
| Age 45 to 54 | 14.2% | 8.9% | 12.6% |
| Age 55 to 59 | 5.8% | 4.8% | 6.7% |
| Age 60 to 64 | 5.8% | 4.9% | 6.3% |
| Age 65 to 74 | 7.7% | 8.0% | 9.6% |
| Age 75 to 84 | 3.4% | 5.8% | 4.5% |
| Age 85 and over | 1.4% | 2.0% | 1.9% |
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| Race | | | |
| | Baldwin Park, CA | Yuma, AZ | United States |
| White | 3.2% | 32.5% | 59.4% |
| Black | 0.9% | 2.2% | 12.2% |
| Asian | 21.9% | 2.0% | 5.6% |
| Native American | 0.2% | 0.8% | 0.6% |
| Hawaiian, Pacific Islander | 0.6% | 0.0% | 0.2% |
| Other | 0.1% | 0.1% | 0.4% |
| Two or More Races | 0.4% | 2.5% | 3.2% |
| Hispanic | 72.6% | 59.8% | 18.4% |
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| Marriage & Family | | | |
| | Baldwin Park, CA | Yuma, AZ | United States |
| Married Population | 47.0% | 52.0% | 49.8% |
| Currently Married | 44.2% | 50.5% | 48.0% |
| Married but Separated | 2.8% | 1.5% | 1.8% |
| Single Population | 53.0% | 48.1% | 50.2% |
| Never Married | 41.5% | 30.9% | 33.8% |
| Divorced | 6.6% | 11.0% | 10.8% |
| Widowed | 5.0% | 6.2% | 5.6% |
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| Household Size | 4.12 | 2.62 | 2.60 |
| Households | 17,555 | 35,216 | 124,010,992 |
| Family Households | 14,984 | 25,158 | 80,755,759 |
| Married couple, w/children | 32.2% | 31.4% | 30.5% |
| Married couple, no children | 30.7% | 37.1% | 42.9% |
| Non Family Households | 2,571 | 10,058 | 43,255,233 |
| Single householder, w/children | 17.2% | 21.6% | 15.8% |
| Single householder, no children | 20.0% | 9.9% | 10.8% |