| | Grosse Pointe Park, MI | Ann Arbor, MI | United States |
| Population | 11,529 | 122,731 | 329,725,481 |
| Female Population | 53.1% | 50.7% | 50.5% |
| Male Population | 46.9% | 49.3% | 49.5% |
| Median Age | 42.2 | 27.5 | 38.4 |
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| Population - 2010 | 11,525 | 114,197 | 309,327,143 |
| Population - 2000 | 12,443 | 114,024 | 285,036,114 |
| Population - 1990 | 12,857 | 109,592 | 251,960,433 |
| Pop. 2000 to Now | -11.8% | 4.6% | 15.6% |
| Pop. 1990 to Now | -14.7% | 8.8% | 30.8% |
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| Population Density | 5,322.7 | 4,398.5 | 93.4 |
| Land Area | 2.2 | 27.9 | 3,531,905.4 |
| Water Area | 1.5 | 0.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Grosse Pointe Park, MI | Ann Arbor, MI | United States |
| Age 0 to 4 | 5.3% | 3.9% | 5.9% |
| Age 5 to 9 | 4.6% | 3.4% | 6.1% |
| Age 10 to 14 | 6.9% | 3.3% | 6.6% |
| Age 15 to 17 | 4.2% | 2.1% | 3.9% |
| Age 18 to 20 | 2.9% | 14.4% | 4.0% |
| Age 21 to 24 | 4.8% | 17.4% | 5.2% |
| Age 25 to 34 | 11.7% | 17.4% | 13.8% |
| Age 35 to 44 | 12.9% | 10.2% | 12.9% |
| Age 45 to 54 | 13.9% | 7.8% | 12.6% |
| Age 55 to 59 | 7.3% | 3.7% | 6.7% |
| Age 60 to 64 | 9.6% | 4.4% | 6.3% |
| Age 65 to 74 | 11.1% | 6.9% | 9.6% |
| Age 75 to 84 | 3.6% | 3.5% | 4.5% |
| Age 85 and over | 1.2% | 1.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Grosse Pointe Park, MI | Ann Arbor, MI | United States |
| White | 82.8% | 67.5% | 59.4% |
| Black | 6.9% | 6.5% | 12.2% |
| Asian | 1.9% | 16.6% | 5.6% |
| Native American | 0.1% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.1% | 0.3% | 0.4% |
| Two or More Races | 5.1% | 4.2% | 3.2% |
| Hispanic | 2.2% | 4.6% | 18.4% |
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| Marriage & Family | | | |
| | Grosse Pointe Park, MI | Ann Arbor, MI | United States |
| Married Population | 62.1% | 34.8% | 49.8% |
| Currently Married | 62.1% | 34.4% | 48.0% |
| Married but Separated | 0.1% | 0.4% | 1.8% |
| Single Population | 37.9% | 65.2% | 50.2% |
| Never Married | 28.0% | 56.5% | 33.8% |
| Divorced | 6.8% | 6.3% | 10.8% |
| Widowed | 3.0% | 2.4% | 5.6% |
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| Household Size | 2.51 | 2.21 | 2.60 |
| Households | 4,597 | 49,661 | 124,010,992 |
| Family Households | 3,401 | 21,748 | 80,755,759 |
| Married couple, w/children | 30.6% | 31.0% | 30.5% |
| Married couple, no children | 54.0% | 50.1% | 42.9% |
| Non Family Households | 1,196 | 27,913 | 43,255,233 |
| Single householder, w/children | 9.4% | 9.6% | 15.8% |
| Single householder, no children | 5.9% | 9.3% | 10.8% |