| | West Bloomfield charter, MI | Rocky River, OH | United States |
| Population | 66,099 | 21,515 | 329,725,481 |
| Female Population | 50.4% | 54.5% | 50.5% |
| Male Population | 49.6% | 45.5% | 49.5% |
| Median Age | 46.2 | 44.1 | 38.4 |
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| Population - 2010 | 64,710 | 20,189 | 309,327,143 |
| Population - 2000 | 64,860 | 20,735 | 285,036,114 |
| Population - 1990 | 54,516 | 20,410 | 251,960,433 |
| Pop. 2000 to Now | 1.2% | -4.0% | 15.6% |
| Pop. 1990 to Now | 20.4% | -2.5% | 30.8% |
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| Population Density | 2,448.4 | 4,544.8 | 93.4 |
| Land Area | 27.0 | 4.7 | 3,531,905.4 |
| Water Area | 4.3 | 0.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | West Bloomfield charter, MI | Rocky River, OH | United States |
| Age 0 to 4 | 5.0% | 6.8% | 5.9% |
| Age 5 to 9 | 6.0% | 7.3% | 6.1% |
| Age 10 to 14 | 5.9% | 5.4% | 6.6% |
| Age 15 to 17 | 4.1% | 2.9% | 3.9% |
| Age 18 to 20 | 2.9% | 1.4% | 4.0% |
| Age 21 to 24 | 3.5% | 3.1% | 5.2% |
| Age 25 to 34 | 9.8% | 12.7% | 13.8% |
| Age 35 to 44 | 11.5% | 11.3% | 12.9% |
| Age 45 to 54 | 12.2% | 11.7% | 12.6% |
| Age 55 to 59 | 7.4% | 6.4% | 6.7% |
| Age 60 to 64 | 9.0% | 6.7% | 6.3% |
| Age 65 to 74 | 11.8% | 13.9% | 9.6% |
| Age 75 to 84 | 6.9% | 6.6% | 4.5% |
| Age 85 and over | 4.0% | 3.7% | 1.9% |
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| Race | | | |
| | West Bloomfield charter, MI | Rocky River, OH | United States |
| White | 72.2% | 92.7% | 59.4% |
| Black | 13.0% | 1.4% | 12.2% |
| Asian | 9.3% | 1.6% | 5.6% |
| Native American | 0.1% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.0% | 0.4% |
| Two or More Races | 2.9% | 2.3% | 3.2% |
| Hispanic | 2.1% | 1.9% | 18.4% |
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| Marriage & Family | | | |
| | West Bloomfield charter, MI | Rocky River, OH | United States |
| Married Population | 59.9% | 57.0% | 49.8% |
| Currently Married | 59.1% | 56.6% | 48.0% |
| Married but Separated | 0.8% | 0.5% | 1.8% |
| Single Population | 40.1% | 43.0% | 50.2% |
| Never Married | 24.6% | 26.6% | 33.8% |
| Divorced | 8.2% | 9.1% | 10.8% |
| Widowed | 7.3% | 7.2% | 5.6% |
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| Household Size | 2.64 | 2.19 | 2.60 |
| Households | 24,815 | 9,670 | 124,010,992 |
| Family Households | 18,153 | 5,531 | 80,755,759 |
| Married couple, w/children | 31.9% | 36.5% | 30.5% |
| Married couple, no children | 53.1% | 48.0% | 42.9% |
| Non Family Households | 6,662 | 4,139 | 43,255,233 |
| Single householder, w/children | 7.2% | 8.5% | 15.8% |
| Single householder, no children | 7.9% | 7.1% | 10.8% |