| | Seven Devils, NC | Newland, ND | United States |
| Population | 442 | 13 | 329,725,481 |
| Female Population | 42.5% | 53.9% | 50.5% |
| Male Population | 57.5% | 46.2% | 49.5% |
| Median Age | 56.3 | 59.8 | 38.4 |
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| Population - 2010 | 192 | 26 | 309,327,143 |
| Population - 2000 | 129 | 41 | 285,036,114 |
| Population - 1990 | 117 | 64 | 251,960,433 |
| Pop. 2000 to Now | 57.4% | -36.6% | 15.6% |
| Pop. 1990 to Now | 73.5% | -59.4% | 30.8% |
| space4 | | | |
| Population Density | 191.5 | 0.4 | 93.4 |
| Land Area | 2.3 | 35.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.4 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Seven Devils, NC | Newland, ND | United States |
| Age 0 to 4 | 8.6% | 0.0% | 5.9% |
| Age 5 to 9 | 8.6% | 0.0% | 6.1% |
| Age 10 to 14 | 2.7% | 0.0% | 6.6% |
| Age 15 to 17 | 2.3% | 0.0% | 3.9% |
| Age 18 to 20 | 0.0% | 0.0% | 4.0% |
| Age 21 to 24 | 1.4% | 0.0% | 5.2% |
| Age 25 to 34 | 1.6% | 23.1% | 13.8% |
| Age 35 to 44 | 18.6% | 0.0% | 12.9% |
| Age 45 to 54 | 5.9% | 0.0% | 12.6% |
| Age 55 to 59 | 7.9% | 30.8% | 6.7% |
| Age 60 to 64 | 5.2% | 46.2% | 6.3% |
| Age 65 to 74 | 22.4% | 0.0% | 9.6% |
| Age 75 to 84 | 12.7% | 0.0% | 4.5% |
| Age 85 and over | 2.3% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Seven Devils, NC | Newland, ND | United States |
| White | 97.1% | 100.0% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.2% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.5% | 0.0% | 3.2% |
| Hispanic | 2.3% | 0.0% | 18.4% |
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| Marriage & Family | | | |
| | Seven Devils, NC | Newland, ND | United States |
| Married Population | 74.3% | 76.9% | 49.8% |
| Currently Married | 73.4% | 76.9% | 48.0% |
| Married but Separated | 0.8% | 0.0% | 1.8% |
| Single Population | 25.7% | 23.1% | 50.2% |
| Never Married | 11.3% | 23.1% | 33.8% |
| Divorced | 7.6% | 0.0% | 10.8% |
| Widowed | 6.8% | 0.0% | 5.6% |
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| Household Size | 2.22 | 1.63 | 2.60 |
| Households | 199 | 8 | 124,010,992 |
| Family Households | 137 | 6 | 80,755,759 |
| Married couple, w/children | 26.3% | 0.0% | 30.5% |
| Married couple, no children | 70.1% | 100.0% | 42.9% |
| Non Family Households | 62 | 2 | 43,255,233 |
| Single householder, w/children | 0.0% | 0.0% | 15.8% |
| Single householder, no children | 3.7% | 0.0% | 10.8% |