| | Oscoda, MI | Interlochen, MI | United States |
| Population | 805 | 451 | 329,725,481 |
| Female Population | 43.9% | 49.0% | 50.5% |
| Male Population | 56.2% | 51.0% | 49.5% |
| Median Age | 44.9 | 62.4 | 38.4 |
| space3 | | | |
| Population - 2010 | 851 | 389 | 309,327,143 |
| Population - 2000 | 992 | 563 | 285,036,114 |
| Population - 1990 | 1,061 | 452 | 251,960,433 |
| Pop. 2000 to Now | -30.4% | -15.3% | 15.6% |
| Pop. 1990 to Now | -35.0% | 5.5% | 30.8% |
| space4 | | | |
| Population Density | 925.3 | 363.4 | 93.4 |
| Land Area | 0.9 | 1.2 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Oscoda, MI | Interlochen, MI | United States |
| Age 0 to 4 | 2.0% | 0.0% | 5.9% |
| Age 5 to 9 | 8.3% | 6.9% | 6.1% |
| Age 10 to 14 | 0.0% | 0.0% | 6.6% |
| Age 15 to 17 | 1.6% | 0.0% | 3.9% |
| Age 18 to 20 | 5.5% | 0.0% | 4.0% |
| Age 21 to 24 | 8.9% | 0.0% | 5.2% |
| Age 25 to 34 | 10.1% | 19.7% | 13.8% |
| Age 35 to 44 | 13.9% | 7.1% | 12.9% |
| Age 45 to 54 | 10.9% | 9.8% | 12.6% |
| Age 55 to 59 | 12.4% | 4.2% | 6.7% |
| Age 60 to 64 | 6.8% | 25.9% | 6.3% |
| Age 65 to 74 | 8.7% | 12.0% | 9.6% |
| Age 75 to 84 | 9.3% | 3.8% | 4.5% |
| Age 85 and over | 1.5% | 10.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Oscoda, MI | Interlochen, MI | United States |
| White | 86.7% | 87.4% | 59.4% |
| Black | 0.0% | 0.4% | 12.2% |
| Asian | 1.2% | 0.0% | 5.6% |
| Native American | 8.6% | 7.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.0% | 0.0% | 3.2% |
| Hispanic | 2.5% | 4.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Oscoda, MI | Interlochen, MI | United States |
| Married Population | 30.9% | 46.0% | 49.8% |
| Currently Married | 23.5% | 46.0% | 48.0% |
| Married but Separated | 7.3% | 0.0% | 1.8% |
| Single Population | 69.1% | 54.0% | 50.2% |
| Never Married | 41.3% | 17.1% | 33.8% |
| Divorced | 20.9% | 24.3% | 10.8% |
| Widowed | 6.9% | 12.6% | 5.6% |
| space5 | | | |
| Household Size | 1.93 | 2.47 | 2.60 |
| Households | 418 | 176 | 124,010,992 |
| Family Households | 166 | 140 | 80,755,759 |
| Married couple, w/children | 5.4% | 0.0% | 30.5% |
| Married couple, no children | 50.0% | 71.4% | 42.9% |
| Non Family Households | 252 | 36 | 43,255,233 |
| Single householder, w/children | 32.5% | 22.9% | 15.8% |
| Single householder, no children | 12.0% | 5.7% | 10.8% |