| | Spruce Pine, NC | Middlesborough, KY | United States |
| Population | 2,332 | 9,493 | 329,725,481 |
| Female Population | 54.0% | 49.1% | 50.5% |
| Male Population | 46.1% | 50.9% | 49.5% |
| Median Age | 45.3 | 38.8 | 38.4 |
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| Population - 2010 | 2,234 | 10,198 | 309,327,143 |
| Population - 2000 | 2,030 | 10,384 | 285,036,114 |
| Population - 1990 | 2,010 | 11,328 | 251,960,433 |
| Pop. 2000 to Now | 4.7% | -14.5% | 15.6% |
| Pop. 1990 to Now | 5.8% | -21.6% | 30.8% |
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| Population Density | 498.1 | 1,285.8 | 93.4 |
| Land Area | 4.7 | 7.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Spruce Pine, NC | Middlesborough, KY | United States |
| Age 0 to 4 | 5.8% | 6.0% | 5.9% |
| Age 5 to 9 | 7.6% | 8.4% | 6.1% |
| Age 10 to 14 | 3.4% | 6.5% | 6.6% |
| Age 15 to 17 | 2.5% | 3.1% | 3.9% |
| Age 18 to 20 | 3.2% | 3.4% | 4.0% |
| Age 21 to 24 | 2.9% | 6.1% | 5.2% |
| Age 25 to 34 | 14.7% | 12.2% | 13.8% |
| Age 35 to 44 | 9.3% | 9.7% | 12.9% |
| Age 45 to 54 | 17.2% | 12.1% | 12.6% |
| Age 55 to 59 | 6.4% | 8.3% | 6.7% |
| Age 60 to 64 | 6.5% | 5.5% | 6.3% |
| Age 65 to 74 | 10.0% | 9.9% | 9.6% |
| Age 75 to 84 | 5.4% | 4.6% | 4.5% |
| Age 85 and over | 5.1% | 4.2% | 1.9% |
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| Race | | | |
| | Spruce Pine, NC | Middlesborough, KY | United States |
| White | 87.4% | 89.0% | 59.4% |
| Black | 0.3% | 4.0% | 12.2% |
| Asian | 0.2% | 0.0% | 5.6% |
| Native American | 0.8% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.4% | 4.4% | 3.2% |
| Hispanic | 8.8% | 2.5% | 18.4% |
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| Marriage & Family | | | |
| | Spruce Pine, NC | Middlesborough, KY | United States |
| Married Population | 53.2% | 40.5% | 49.8% |
| Currently Married | 49.3% | 38.0% | 48.0% |
| Married but Separated | 4.0% | 2.5% | 1.8% |
| Single Population | 46.8% | 59.5% | 50.2% |
| Never Married | 20.1% | 31.3% | 33.8% |
| Divorced | 18.8% | 16.0% | 10.8% |
| Widowed | 7.8% | 12.2% | 5.6% |
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| Household Size | 2.17 | 2.48 | 2.60 |
| Households | 1,035 | 3,751 | 124,010,992 |
| Family Households | 574 | 2,317 | 80,755,759 |
| Married couple, w/children | 30.5% | 26.5% | 30.5% |
| Married couple, no children | 48.6% | 29.3% | 42.9% |
| Non Family Households | 461 | 1,434 | 43,255,233 |
| Single householder, w/children | 13.4% | 14.4% | 15.8% |
| Single householder, no children | 7.5% | 29.7% | 10.8% |