| | North Ballston Spa, NY | Mount Olive, NC | United States |
| Population | 1,332 | 4,155 | 329,725,481 |
| Female Population | 52.9% | 50.6% | 50.5% |
| Male Population | 47.1% | 49.4% | 49.5% |
| Median Age | 52.5 | 42.4 | 38.4 |
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| Population - 2010 | 1,093 | 4,621 | 309,327,143 |
| Population - 2000 | 1,237 | 4,567 | 285,036,114 |
| Population - 1990 | 1,362 | 4,582 | 251,960,433 |
| Pop. 2000 to Now | 21.9% | 2.1% | 15.6% |
| Pop. 1990 to Now | 10.7% | 1.7% | 30.8% |
| space4 | | | |
| Population Density | 1,601.0 | 1,480.8 | 93.4 |
| Land Area | 0.8 | 2.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | North Ballston Spa, NY | Mount Olive, NC | United States |
| Age 0 to 4 | 1.5% | 0.9% | 5.9% |
| Age 5 to 9 | 4.5% | 5.5% | 6.1% |
| Age 10 to 14 | 1.1% | 3.5% | 6.6% |
| Age 15 to 17 | 3.1% | 5.3% | 3.9% |
| Age 18 to 20 | 0.0% | 10.9% | 4.0% |
| Age 21 to 24 | 3.3% | 6.9% | 5.2% |
| Age 25 to 34 | 13.1% | 9.4% | 13.8% |
| Age 35 to 44 | 14.9% | 9.6% | 12.9% |
| Age 45 to 54 | 14.1% | 10.5% | 12.6% |
| Age 55 to 59 | 10.1% | 7.9% | 6.7% |
| Age 60 to 64 | 6.5% | 7.7% | 6.3% |
| Age 65 to 74 | 10.2% | 10.5% | 9.6% |
| Age 75 to 84 | 17.6% | 7.5% | 4.5% |
| Age 85 and over | 0.0% | 3.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | North Ballston Spa, NY | Mount Olive, NC | United States |
| White | 94.1% | 40.6% | 59.4% |
| Black | 1.1% | 49.7% | 12.2% |
| Asian | 0.0% | 0.3% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.3% | 0.4% |
| Two or More Races | 4.7% | 2.6% | 3.2% |
| Hispanic | 0.2% | 6.5% | 18.4% |
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| Marriage & Family | | | |
| | North Ballston Spa, NY | Mount Olive, NC | United States |
| Married Population | 51.2% | 28.7% | 49.8% |
| Currently Married | 50.0% | 25.8% | 48.0% |
| Married but Separated | 1.1% | 2.9% | 1.8% |
| Single Population | 48.8% | 71.3% | 50.2% |
| Never Married | 23.3% | 45.3% | 33.8% |
| Divorced | 13.2% | 16.0% | 10.8% |
| Widowed | 12.4% | 10.0% | 5.6% |
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| Household Size | 1.99 | 2.18 | 2.60 |
| Households | 667 | 1,662 | 124,010,992 |
| Family Households | 319 | 851 | 80,755,759 |
| Married couple, w/children | 20.1% | 16.0% | 30.5% |
| Married couple, no children | 74.6% | 25.7% | 42.9% |
| Non Family Households | 348 | 811 | 43,255,233 |
| Single householder, w/children | 5.3% | 31.4% | 15.8% |
| Single householder, no children | 0.0% | 26.9% | 10.8% |