| | Houghton Lake, MI | Scottsboro, AL | United States |
| Population | 5,734 | 15,446 | 329,725,481 |
| Female Population | 49.0% | 51.8% | 50.5% |
| Male Population | 51.0% | 48.2% | 49.5% |
| Median Age | 52.4 | 42.6 | 38.4 |
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| Population - 2010 | 3,390 | 14,764 | 309,327,143 |
| Population - 2000 | 3,749 | 14,762 | 285,036,114 |
| Population - 1990 | 3,353 | 13,786 | 251,960,433 |
| Pop. 2000 to Now | -5.6% | -2.6% | 15.6% |
| Pop. 1990 to Now | 5.6% | 4.3% | 30.8% |
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| Population Density | 976.5 | 304.9 | 93.4 |
| Land Area | 5.9 | 50.7 | 3,531,905.4 |
| Water Area | 1.6 | 6.8 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Houghton Lake, MI | Scottsboro, AL | United States |
| Age 0 to 4 | 4.3% | 5.1% | 5.9% |
| Age 5 to 9 | 4.8% | 5.2% | 6.1% |
| Age 10 to 14 | 5.7% | 6.9% | 6.6% |
| Age 15 to 17 | 2.5% | 3.5% | 3.9% |
| Age 18 to 20 | 1.7% | 3.3% | 4.0% |
| Age 21 to 24 | 2.6% | 4.2% | 5.2% |
| Age 25 to 34 | 10.5% | 13.6% | 13.8% |
| Age 35 to 44 | 10.3% | 10.7% | 12.9% |
| Age 45 to 54 | 10.4% | 12.2% | 12.6% |
| Age 55 to 59 | 7.9% | 7.0% | 6.7% |
| Age 60 to 64 | 11.0% | 6.6% | 6.3% |
| Age 65 to 74 | 16.1% | 12.3% | 9.6% |
| Age 75 to 84 | 8.4% | 7.6% | 4.5% |
| Age 85 and over | 4.0% | 1.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Houghton Lake, MI | Scottsboro, AL | United States |
| White | 96.9% | 90.6% | 59.4% |
| Black | 0.1% | 3.8% | 12.2% |
| Asian | 0.0% | 0.6% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 1.9% | 1.4% | 3.2% |
| Hispanic | 1.1% | 3.1% | 18.4% |
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| Marriage & Family | | | |
| | Houghton Lake, MI | Scottsboro, AL | United States |
| Married Population | 53.5% | 45.5% | 49.8% |
| Currently Married | 52.1% | 42.6% | 48.0% |
| Married but Separated | 1.4% | 2.9% | 1.8% |
| Single Population | 46.5% | 54.5% | 50.2% |
| Never Married | 21.5% | 27.7% | 33.8% |
| Divorced | 17.4% | 17.7% | 10.8% |
| Widowed | 7.6% | 9.1% | 5.6% |
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| Household Size | 2.09 | 2.41 | 2.60 |
| Households | 2,705 | 6,241 | 124,010,992 |
| Family Households | 1,547 | 3,977 | 80,755,759 |
| Married couple, w/children | 18.6% | 21.9% | 30.5% |
| Married couple, no children | 61.5% | 41.8% | 42.9% |
| Non Family Households | 1,158 | 2,264 | 43,255,233 |
| Single householder, w/children | 12.2% | 21.8% | 15.8% |
| Single householder, no children | 7.8% | 14.5% | 10.8% |