| | Three Oaks township, MI | Beverly Shores, IN | United States |
| Population | 2,258 | 588 | 329,725,481 |
| Female Population | 48.1% | 53.2% | 50.5% |
| Male Population | 51.9% | 46.8% | 49.5% |
| Median Age | 44 | 64.6 | 38.4 |
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| Population - 2010 | 2,571 | 594 | 309,327,143 |
| Population - 2000 | 2,949 | 708 | 285,036,114 |
| Population - 1990 | 2,952 | 622 | 251,960,433 |
| Pop. 2000 to Now | -16.7% | -16.0% | 15.6% |
| Pop. 1990 to Now | -16.7% | -4.3% | 30.8% |
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| Population Density | 97.0 | 164.1 | 93.4 |
| Land Area | 23.3 | 3.6 | 3,531,905.4 |
| Water Area | 0.2 | 2.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Three Oaks township, MI | Beverly Shores, IN | United States |
| Age 0 to 4 | 5.2% | 1.4% | 5.9% |
| Age 5 to 9 | 10.3% | 6.0% | 6.1% |
| Age 10 to 14 | 5.2% | 2.9% | 6.6% |
| Age 15 to 17 | 3.3% | 3.4% | 3.9% |
| Age 18 to 20 | 2.6% | 0.2% | 4.0% |
| Age 21 to 24 | 3.2% | 0.5% | 5.2% |
| Age 25 to 34 | 11.7% | 0.5% | 13.8% |
| Age 35 to 44 | 9.9% | 7.1% | 12.9% |
| Age 45 to 54 | 10.6% | 6.1% | 12.6% |
| Age 55 to 59 | 7.3% | 10.5% | 6.7% |
| Age 60 to 64 | 10.1% | 12.9% | 6.3% |
| Age 65 to 74 | 13.9% | 29.8% | 9.6% |
| Age 75 to 84 | 5.9% | 15.3% | 4.5% |
| Age 85 and over | 0.8% | 3.4% | 1.9% |
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| Race | | | |
| | Three Oaks township, MI | Beverly Shores, IN | United States |
| White | 77.8% | 93.0% | 59.4% |
| Black | 0.1% | 0.7% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.5% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 3.7% | 0.2% | 3.2% |
| Hispanic | 17.8% | 6.1% | 18.4% |
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| Marriage & Family | | | |
| | Three Oaks township, MI | Beverly Shores, IN | United States |
| Married Population | 51.1% | 72.3% | 49.8% |
| Currently Married | 50.2% | 72.3% | 48.0% |
| Married but Separated | 1.0% | 0.0% | 1.8% |
| Single Population | 48.9% | 27.7% | 50.2% |
| Never Married | 29.6% | 10.8% | 33.8% |
| Divorced | 15.0% | 8.9% | 10.8% |
| Widowed | 4.4% | 8.0% | 5.6% |
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| Household Size | 2.55 | 2.01 | 2.60 |
| Households | 885 | 293 | 124,010,992 |
| Family Households | 529 | 212 | 80,755,759 |
| Married couple, w/children | 23.3% | 17.0% | 30.5% |
| Married couple, no children | 53.5% | 75.9% | 42.9% |
| Non Family Households | 356 | 81 | 43,255,233 |
| Single householder, w/children | 14.2% | 1.9% | 15.8% |
| Single householder, no children | 9.1% | 5.2% | 10.8% |