| | Okemos, MI | Perrysburg, OH | United States |
| Population | 25,179 | 24,633 | 329,725,481 |
| Female Population | 51.1% | 49.7% | 50.5% |
| Male Population | 48.9% | 50.3% | 49.5% |
| Median Age | 34.1 | 37.5 | 38.4 |
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| Population - 2010 | 21,025 | 20,759 | 309,327,143 |
| Population - 2000 | 22,805 | 16,945 | 285,036,114 |
| Population - 1990 | 20,216 | 12,551 | 251,960,433 |
| Pop. 2000 to Now | 2.0% | 28.1% | 15.6% |
| Pop. 1990 to Now | 15.0% | 73.0% | 30.8% |
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| Population Density | 1,493.7 | 2,071.4 | 93.4 |
| Land Area | 16.9 | 11.9 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Okemos, MI | Perrysburg, OH | United States |
| Age 0 to 4 | 6.6% | 6.2% | 5.9% |
| Age 5 to 9 | 6.9% | 7.2% | 6.1% |
| Age 10 to 14 | 6.3% | 8.5% | 6.6% |
| Age 15 to 17 | 4.3% | 4.7% | 3.9% |
| Age 18 to 20 | 4.3% | 3.0% | 4.0% |
| Age 21 to 24 | 11.5% | 4.5% | 5.2% |
| Age 25 to 34 | 11.1% | 10.9% | 13.8% |
| Age 35 to 44 | 13.5% | 15.8% | 12.9% |
| Age 45 to 54 | 11.7% | 14.1% | 12.6% |
| Age 55 to 59 | 5.0% | 5.3% | 6.7% |
| Age 60 to 64 | 5.2% | 4.8% | 6.3% |
| Age 65 to 74 | 8.6% | 9.3% | 9.6% |
| Age 75 to 84 | 3.4% | 3.7% | 4.5% |
| Age 85 and over | 1.7% | 1.9% | 1.9% |
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| Race | | | |
| | Okemos, MI | Perrysburg, OH | United States |
| White | 63.6% | 87.4% | 59.4% |
| Black | 6.0% | 1.7% | 12.2% |
| Asian | 20.0% | 3.7% | 5.6% |
| Native American | 0.5% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.5% | 0.1% | 0.4% |
| Two or More Races | 5.7% | 2.5% | 3.2% |
| Hispanic | 3.7% | 4.2% | 18.4% |
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| Marriage & Family | | | |
| | Okemos, MI | Perrysburg, OH | United States |
| Married Population | 52.2% | 54.4% | 49.8% |
| Currently Married | 51.9% | 53.5% | 48.0% |
| Married but Separated | 0.3% | 0.9% | 1.8% |
| Single Population | 47.8% | 45.6% | 50.2% |
| Never Married | 35.6% | 29.3% | 33.8% |
| Divorced | 8.2% | 12.1% | 10.8% |
| Widowed | 4.0% | 4.2% | 5.6% |
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| Household Size | 2.50 | 2.41 | 2.60 |
| Households | 9,902 | 10,139 | 124,010,992 |
| Family Households | 6,010 | 6,468 | 80,755,759 |
| Married couple, w/children | 45.2% | 39.2% | 30.5% |
| Married couple, no children | 38.8% | 40.7% | 42.9% |
| Non Family Households | 3,892 | 3,671 | 43,255,233 |
| Single householder, w/children | 11.0% | 12.9% | 15.8% |
| Single householder, no children | 4.9% | 7.2% | 10.8% |