| | Dearborn, MI | Villa Park, IL | United States |
| Population | 107,985 | 22,755 | 329,725,481 |
| Female Population | 50.3% | 49.8% | 50.5% |
| Male Population | 49.8% | 50.2% | 49.5% |
| Median Age | 32.1 | 37 | 38.4 |
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| Population - 2010 | 97,850 | 22,043 | 309,327,143 |
| Population - 2000 | 97,775 | 22,075 | 285,036,114 |
| Population - 1990 | 89,286 | 22,253 | 251,960,433 |
| Pop. 2000 to Now | -4.5% | -3.6% | 15.6% |
| Pop. 1990 to Now | 4.6% | -4.3% | 30.8% |
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| Population Density | 4,455.9 | 4,820.0 | 93.4 |
| Land Area | 24.2 | 4.7 | 3,531,905.4 |
| Water Area | 0.3 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Dearborn, MI | Villa Park, IL | United States |
| Age 0 to 4 | 7.0% | 6.4% | 5.9% |
| Age 5 to 9 | 7.4% | 6.0% | 6.1% |
| Age 10 to 14 | 9.2% | 7.2% | 6.6% |
| Age 15 to 17 | 5.5% | 3.1% | 3.9% |
| Age 18 to 20 | 4.5% | 3.5% | 4.0% |
| Age 21 to 24 | 6.0% | 6.7% | 5.2% |
| Age 25 to 34 | 14.5% | 14.6% | 13.8% |
| Age 35 to 44 | 12.0% | 14.1% | 12.9% |
| Age 45 to 54 | 11.4% | 13.0% | 12.6% |
| Age 55 to 59 | 5.1% | 6.8% | 6.7% |
| Age 60 to 64 | 4.9% | 5.7% | 6.3% |
| Age 65 to 74 | 7.6% | 6.6% | 9.6% |
| Age 75 to 84 | 3.1% | 4.4% | 4.5% |
| Age 85 and over | 1.9% | 1.9% | 1.9% |
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| Race | | | |
| | Dearborn, MI | Villa Park, IL | United States |
| White | 86.7% | 65.8% | 59.4% |
| Black | 3.2% | 5.2% | 12.2% |
| Asian | 2.3% | 3.4% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.5% | 0.0% | 0.4% |
| Two or More Races | 4.1% | 1.9% | 3.2% |
| Hispanic | 3.1% | 23.7% | 18.4% |
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| Marriage & Family | | | |
| | Dearborn, MI | Villa Park, IL | United States |
| Married Population | 50.2% | 53.4% | 49.8% |
| Currently Married | 49.3% | 52.5% | 48.0% |
| Married but Separated | 0.9% | 0.9% | 1.8% |
| Single Population | 49.8% | 46.6% | 50.2% |
| Never Married | 35.8% | 34.0% | 33.8% |
| Divorced | 9.1% | 7.9% | 10.8% |
| Widowed | 4.8% | 4.8% | 5.6% |
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| Household Size | 3.08 | 2.73 | 2.60 |
| Households | 34,949 | 8,329 | 124,010,992 |
| Family Households | 23,348 | 5,776 | 80,755,759 |
| Married couple, w/children | 43.2% | 38.6% | 30.5% |
| Married couple, no children | 34.3% | 41.2% | 42.9% |
| Non Family Households | 11,601 | 2,553 | 43,255,233 |
| Single householder, w/children | 11.8% | 10.5% | 15.8% |
| Single householder, no children | 10.7% | 9.7% | 10.8% |