| | La Puente, CA | Baldwin Park, CA | United States |
| Population | 38,447 | 72,813 | 329,725,481 |
| Female Population | 48.6% | 50.2% | 50.5% |
| Male Population | 51.4% | 49.8% | 49.5% |
| Median Age | 35.4 | 35.9 | 38.4 |
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| Population - 2010 | 39,827 | 75,409 | 309,327,143 |
| Population - 2000 | 41,063 | 75,837 | 285,036,114 |
| Population - 1990 | 36,955 | 69,330 | 251,960,433 |
| Pop. 2000 to Now | -4.5% | -1.8% | 15.6% |
| Pop. 1990 to Now | 6.1% | 7.4% | 30.8% |
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| Population Density | 11,051.2 | 10,980.7 | 93.4 |
| Land Area | 3.5 | 6.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | La Puente, CA | Baldwin Park, CA | United States |
| Age 0 to 4 | 5.3% | 5.8% | 5.9% |
| Age 5 to 9 | 6.4% | 5.5% | 6.1% |
| Age 10 to 14 | 6.9% | 7.1% | 6.6% |
| Age 15 to 17 | 4.2% | 4.0% | 3.9% |
| Age 18 to 20 | 4.5% | 4.0% | 4.0% |
| Age 21 to 24 | 5.8% | 6.8% | 5.2% |
| Age 25 to 34 | 16.6% | 15.7% | 13.8% |
| Age 35 to 44 | 10.8% | 12.9% | 12.9% |
| Age 45 to 54 | 15.5% | 14.2% | 12.6% |
| Age 55 to 59 | 6.3% | 5.8% | 6.7% |
| Age 60 to 64 | 5.7% | 5.8% | 6.3% |
| Age 65 to 74 | 7.3% | 7.7% | 9.6% |
| Age 75 to 84 | 3.5% | 3.4% | 4.5% |
| Age 85 and over | 1.4% | 1.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | La Puente, CA | Baldwin Park, CA | United States |
| White | 3.3% | 3.2% | 59.4% |
| Black | 1.4% | 0.9% | 12.2% |
| Asian | 13.3% | 21.9% | 5.6% |
| Native American | 1.1% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.6% | 0.2% |
| Other | 0.3% | 0.1% | 0.4% |
| Two or More Races | 0.2% | 0.4% | 3.2% |
| Hispanic | 80.3% | 72.6% | 18.4% |
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| Marriage & Family | | | |
| | La Puente, CA | Baldwin Park, CA | United States |
| Married Population | 46.6% | 47.0% | 49.8% |
| Currently Married | 43.8% | 44.2% | 48.0% |
| Married but Separated | 2.9% | 2.8% | 1.8% |
| Single Population | 53.4% | 53.0% | 50.2% |
| Never Married | 42.0% | 41.5% | 33.8% |
| Divorced | 6.4% | 6.6% | 10.8% |
| Widowed | 5.1% | 5.0% | 5.6% |
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| Household Size | 4.08 | 4.12 | 2.60 |
| Households | 9,409 | 17,555 | 124,010,992 |
| Family Households | 8,179 | 14,984 | 80,755,759 |
| Married couple, w/children | 33.1% | 32.2% | 30.5% |
| Married couple, no children | 28.2% | 30.7% | 42.9% |
| Non Family Households | 1,230 | 2,571 | 43,255,233 |
| Single householder, w/children | 20.4% | 17.2% | 15.8% |
| Single householder, no children | 18.3% | 20.0% | 10.8% |