| | Bellaire, MI | Elk Rapids township, MI | United States |
| Population | 969 | 2,529 | 329,725,481 |
| Female Population | 50.1% | 55.1% | 50.5% |
| Male Population | 50.0% | 44.9% | 49.5% |
| Median Age | 44.3 | 56.4 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,082 | 2,623 | 309,327,143 |
| Population - 2000 | 1,164 | 2,741 | 285,036,114 |
| Population - 1990 | 1,104 | 2,374 | 251,960,433 |
| Pop. 2000 to Now | -8.3% | -4.9% | 15.6% |
| Pop. 1990 to Now | -3.3% | 9.9% | 30.8% |
| space4 | | | |
| Population Density | 518.7 | 357.2 | 93.4 |
| Land Area | 1.9 | 7.1 | 3,531,905.4 |
| Water Area | 0.1 | 3.9 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Bellaire, MI | Elk Rapids township, MI | United States |
| Age 0 to 4 | 5.1% | 2.8% | 5.9% |
| Age 5 to 9 | 4.7% | 4.3% | 6.1% |
| Age 10 to 14 | 5.2% | 6.5% | 6.6% |
| Age 15 to 17 | 3.5% | 1.7% | 3.9% |
| Age 18 to 20 | 3.7% | 1.9% | 4.0% |
| Age 21 to 24 | 4.4% | 3.8% | 5.2% |
| Age 25 to 34 | 10.9% | 7.7% | 13.8% |
| Age 35 to 44 | 13.8% | 7.4% | 12.9% |
| Age 45 to 54 | 11.1% | 10.9% | 12.6% |
| Age 55 to 59 | 5.7% | 9.3% | 6.7% |
| Age 60 to 64 | 8.9% | 9.6% | 6.3% |
| Age 65 to 74 | 12.6% | 19.3% | 9.6% |
| Age 75 to 84 | 8.3% | 10.9% | 4.5% |
| Age 85 and over | 2.1% | 3.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Bellaire, MI | Elk Rapids township, MI | United States |
| White | 91.4% | 95.8% | 59.4% |
| Black | 0.7% | 0.1% | 12.2% |
| Asian | 0.2% | 0.8% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.7% | 0.0% | 0.4% |
| Two or More Races | 3.7% | 1.3% | 3.2% |
| Hispanic | 2.3% | 2.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Bellaire, MI | Elk Rapids township, MI | United States |
| Married Population | 40.9% | 62.1% | 49.8% |
| Currently Married | 39.0% | 61.0% | 48.0% |
| Married but Separated | 1.9% | 1.1% | 1.8% |
| Single Population | 59.1% | 37.9% | 50.2% |
| Never Married | 32.3% | 16.8% | 33.8% |
| Divorced | 19.3% | 10.2% | 10.8% |
| Widowed | 7.5% | 10.9% | 5.6% |
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| Household Size | 2.11 | 2.19 | 2.60 |
| Households | 443 | 1,153 | 124,010,992 |
| Family Households | 211 | 798 | 80,755,759 |
| Married couple, w/children | 28.0% | 15.3% | 30.5% |
| Married couple, no children | 44.6% | 62.5% | 42.9% |
| Non Family Households | 232 | 355 | 43,255,233 |
| Single householder, w/children | 18.0% | 14.3% | 15.8% |
| Single householder, no children | 9.5% | 7.9% | 10.8% |