| | South Mills, NC | Raton, NM | United States |
| Population | 556 | 6,082 | 329,725,481 |
| Female Population | 39.0% | 52.4% | 50.5% |
| Male Population | 61.0% | 47.6% | 49.5% |
| Median Age | 28.5 | 44.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 400 | 6,866 | 309,327,143 |
| Population - 2000 | 343 | 7,282 | 285,036,114 |
| Population - 1990 | 285 | 7,372 | 251,960,433 |
| Pop. 2000 to Now | -40.2% | -18.7% | 15.6% |
| Pop. 1990 to Now | -28.1% | -19.7% | 30.8% |
| space4 | | | |
| Population Density | 310.4 | 764.0 | 93.4 |
| Land Area | 1.8 | 8.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | South Mills, NC | Raton, NM | United States |
| Age 0 to 4 | 13.1% | 5.5% | 5.9% |
| Age 5 to 9 | 31.7% | 6.1% | 6.1% |
| Age 10 to 14 | 0.0% | 5.0% | 6.6% |
| Age 15 to 17 | 0.0% | 2.5% | 3.9% |
| Age 18 to 20 | 0.0% | 3.6% | 4.0% |
| Age 21 to 24 | 0.0% | 4.8% | 5.2% |
| Age 25 to 34 | 25.4% | 10.9% | 13.8% |
| Age 35 to 44 | 0.0% | 12.6% | 12.9% |
| Age 45 to 54 | 12.8% | 11.0% | 12.6% |
| Age 55 to 59 | 1.6% | 4.8% | 6.7% |
| Age 60 to 64 | 12.2% | 7.6% | 6.3% |
| Age 65 to 74 | 2.0% | 15.3% | 9.6% |
| Age 75 to 84 | 1.3% | 6.7% | 4.5% |
| Age 85 and over | 0.0% | 3.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | South Mills, NC | Raton, NM | United States |
| White | 98.0% | 38.2% | 59.4% |
| Black | 2.0% | 0.8% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 1.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 1.8% | 3.2% |
| Hispanic | 0.0% | 57.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | South Mills, NC | Raton, NM | United States |
| Married Population | 53.1% | 39.3% | 49.8% |
| Currently Married | 53.1% | 37.5% | 48.0% |
| Married but Separated | 0.0% | 1.7% | 1.8% |
| Single Population | 46.9% | 60.7% | 50.2% |
| Never Married | 0.0% | 30.2% | 33.8% |
| Divorced | 44.6% | 17.3% | 10.8% |
| Widowed | 2.3% | 13.3% | 5.6% |
| space5 | | | |
| Household Size | 3.68 | 2.09 | 2.60 |
| Households | 151 | 2,835 | 124,010,992 |
| Family Households | 135 | 1,603 | 80,755,759 |
| Married couple, w/children | 26.7% | 19.0% | 30.5% |
| Married couple, no children | 28.9% | 39.4% | 42.9% |
| Non Family Households | 16 | 1,232 | 43,255,233 |
| Single householder, w/children | 44.4% | 27.0% | 15.8% |
| Single householder, no children | 0.0% | 14.7% | 10.8% |