| | Cedarville, MI | Algoma, WI | United States |
| Population | 301 | 3,221 | 329,725,481 |
| Female Population | 46.2% | 49.0% | 50.5% |
| Male Population | 53.8% | 51.0% | 49.5% |
| Median Age | 56.3 | 45.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 252 | 3,166 | 309,327,143 |
| Population - 2000 | 276 | 3,357 | 285,036,114 |
| Population - 1990 | 185 | 3,353 | 251,960,433 |
| Pop. 2000 to Now | -12.3% | -9.5% | 15.6% |
| Pop. 1990 to Now | 30.8% | -9.4% | 30.8% |
| space4 | | | |
| Population Density | 3.8 | 1,317.9 | 93.4 |
| Land Area | 78.9 | 2.4 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Cedarville, MI | Algoma, WI | United States |
| Age 0 to 4 | 2.0% | 4.4% | 5.9% |
| Age 5 to 9 | 5.3% | 6.6% | 6.1% |
| Age 10 to 14 | 3.3% | 5.5% | 6.6% |
| Age 15 to 17 | 3.3% | 4.6% | 3.9% |
| Age 18 to 20 | 1.0% | 3.5% | 4.0% |
| Age 21 to 24 | 2.3% | 4.4% | 5.2% |
| Age 25 to 34 | 14.6% | 9.4% | 13.8% |
| Age 35 to 44 | 5.6% | 10.4% | 12.9% |
| Age 45 to 54 | 10.3% | 12.1% | 12.6% |
| Age 55 to 59 | 14.0% | 8.8% | 6.7% |
| Age 60 to 64 | 4.7% | 7.0% | 6.3% |
| Age 65 to 74 | 23.3% | 12.0% | 9.6% |
| Age 75 to 84 | 8.0% | 8.5% | 4.5% |
| Age 85 and over | 2.3% | 2.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Cedarville, MI | Algoma, WI | United States |
| White | 95.0% | 92.9% | 59.4% |
| Black | 0.0% | 1.6% | 12.2% |
| Asian | 0.3% | 0.4% | 5.6% |
| Native American | 0.0% | 0.7% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.5% | 0.4% |
| Two or More Races | 4.7% | 1.4% | 3.2% |
| Hispanic | 0.0% | 1.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Cedarville, MI | Algoma, WI | United States |
| Married Population | 52.4% | 62.1% | 49.8% |
| Currently Married | 52.4% | 62.1% | 48.0% |
| Married but Separated | 0.0% | 0.0% | 1.8% |
| Single Population | 47.6% | 37.9% | 50.2% |
| Never Married | 27.1% | 24.9% | 33.8% |
| Divorced | 15.2% | 7.3% | 10.8% |
| Widowed | 5.2% | 5.7% | 5.6% |
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| Household Size | 2.39 | 2.48 | 2.60 |
| Households | 126 | 1,282 | 124,010,992 |
| Family Households | 82 | 845 | 80,755,759 |
| Married couple, w/children | 9.8% | 28.6% | 30.5% |
| Married couple, no children | 74.4% | 64.3% | 42.9% |
| Non Family Households | 44 | 437 | 43,255,233 |
| Single householder, w/children | 9.8% | 5.2% | 15.8% |
| Single householder, no children | 6.1% | 1.9% | 10.8% |