| | Clinton, MI | Urbandale, IA | United States |
| Population | 2,995 | 45,037 | 329,725,481 |
| Female Population | 52.9% | 50.3% | 50.5% |
| Male Population | 47.2% | 49.7% | 49.5% |
| Median Age | 36.3 | 38 | 38.4 |
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| Population - 2010 | 2,332 | 39,501 | 309,327,143 |
| Population - 2000 | 2,293 | 29,072 | 285,036,114 |
| Population - 1990 | 2,475 | 23,500 | 251,960,433 |
| Pop. 2000 to Now | -0.3% | 53.6% | 15.6% |
| Pop. 1990 to Now | -7.6% | 90.0% | 30.8% |
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| Population Density | 1,633.0 | 2,003.3 | 93.4 |
| Land Area | 1.8 | 22.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Clinton, MI | Urbandale, IA | United States |
| Age 0 to 4 | 6.3% | 6.6% | 5.9% |
| Age 5 to 9 | 8.3% | 8.1% | 6.1% |
| Age 10 to 14 | 5.4% | 8.5% | 6.6% |
| Age 15 to 17 | 2.9% | 4.4% | 3.9% |
| Age 18 to 20 | 5.0% | 2.0% | 4.0% |
| Age 21 to 24 | 3.8% | 3.3% | 5.2% |
| Age 25 to 34 | 15.9% | 12.5% | 13.8% |
| Age 35 to 44 | 9.9% | 14.5% | 12.9% |
| Age 45 to 54 | 14.8% | 13.7% | 12.6% |
| Age 55 to 59 | 6.4% | 6.6% | 6.7% |
| Age 60 to 64 | 8.4% | 5.8% | 6.3% |
| Age 65 to 74 | 8.6% | 8.5% | 9.6% |
| Age 75 to 84 | 3.4% | 3.7% | 4.5% |
| Age 85 and over | 0.8% | 1.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Clinton, MI | Urbandale, IA | United States |
| White | 94.4% | 82.0% | 59.4% |
| Black | 0.4% | 5.0% | 12.2% |
| Asian | 0.2% | 4.8% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.6% | 0.2% | 0.4% |
| Two or More Races | 3.0% | 2.0% | 3.2% |
| Hispanic | 1.4% | 5.9% | 18.4% |
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| Marriage & Family | | | |
| | Clinton, MI | Urbandale, IA | United States |
| Married Population | 49.5% | 61.9% | 49.8% |
| Currently Married | 49.5% | 60.9% | 48.0% |
| Married but Separated | 0.0% | 1.1% | 1.8% |
| Single Population | 50.5% | 38.1% | 50.2% |
| Never Married | 32.4% | 25.3% | 33.8% |
| Divorced | 13.6% | 8.3% | 10.8% |
| Widowed | 4.4% | 4.5% | 5.6% |
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| Household Size | 2.72 | 2.66 | 2.60 |
| Households | 1,102 | 16,829 | 124,010,992 |
| Family Households | 786 | 12,195 | 80,755,759 |
| Married couple, w/children | 33.7% | 42.3% | 30.5% |
| Married couple, no children | 38.2% | 40.9% | 42.9% |
| Non Family Households | 316 | 4,634 | 43,255,233 |
| Single householder, w/children | 13.4% | 9.8% | 15.8% |
| Single householder, no children | 14.8% | 6.9% | 10.8% |