| | Wilson, NC | Rocky Mount, NC | United States |
| Population | 47,914 | 54,375 | 329,725,481 |
| Female Population | 54.3% | 52.8% | 50.5% |
| Male Population | 45.7% | 47.2% | 49.5% |
| Median Age | 38.1 | 41 | 38.4 |
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| Population - 2010 | 49,203 | 57,687 | 309,327,143 |
| Population - 2000 | 44,405 | 55,893 | 285,036,114 |
| Population - 1990 | 36,930 | 48,997 | 251,960,433 |
| Pop. 2000 to Now | 11.4% | -3.9% | 15.6% |
| Pop. 1990 to Now | 34.0% | 9.6% | 30.8% |
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| Population Density | 1,541.9 | 1,230.5 | 93.4 |
| Land Area | 31.1 | 44.2 | 3,531,905.4 |
| Water Area | 0.9 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Wilson, NC | Rocky Mount, NC | United States |
| Age 0 to 4 | 5.4% | 4.9% | 5.9% |
| Age 5 to 9 | 6.4% | 6.3% | 6.1% |
| Age 10 to 14 | 8.1% | 6.4% | 6.6% |
| Age 15 to 17 | 3.9% | 3.4% | 3.9% |
| Age 18 to 20 | 4.6% | 3.7% | 4.0% |
| Age 21 to 24 | 4.8% | 5.9% | 5.2% |
| Age 25 to 34 | 12.7% | 11.9% | 13.8% |
| Age 35 to 44 | 11.1% | 12.4% | 12.9% |
| Age 45 to 54 | 12.4% | 11.7% | 12.6% |
| Age 55 to 59 | 6.9% | 6.6% | 6.7% |
| Age 60 to 64 | 6.4% | 7.8% | 6.3% |
| Age 65 to 74 | 10.6% | 11.2% | 9.6% |
| Age 75 to 84 | 4.5% | 4.7% | 4.5% |
| Age 85 and over | 2.2% | 2.9% | 1.9% |
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| Race | | | |
| | Wilson, NC | Rocky Mount, NC | United States |
| White | 36.9% | 29.0% | 59.4% |
| Black | 48.0% | 63.3% | 12.2% |
| Asian | 1.4% | 1.3% | 5.6% |
| Native American | 0.3% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.2% | 0.5% | 0.4% |
| Two or More Races | 1.9% | 1.8% | 3.2% |
| Hispanic | 11.4% | 3.8% | 18.4% |
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| Marriage & Family | | | |
| | Wilson, NC | Rocky Mount, NC | United States |
| Married Population | 42.6% | 40.5% | 49.8% |
| Currently Married | 39.1% | 35.5% | 48.0% |
| Married but Separated | 3.5% | 5.0% | 1.8% |
| Single Population | 57.4% | 59.5% | 50.2% |
| Never Married | 37.2% | 39.8% | 33.8% |
| Divorced | 13.0% | 12.5% | 10.8% |
| Widowed | 7.2% | 7.2% | 5.6% |
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| Household Size | 2.39 | 2.40 | 2.60 |
| Households | 19,535 | 22,232 | 124,010,992 |
| Family Households | 11,779 | 13,833 | 80,755,759 |
| Married couple, w/children | 24.5% | 16.8% | 30.5% |
| Married couple, no children | 36.3% | 37.2% | 42.9% |
| Non Family Households | 7,756 | 8,399 | 43,255,233 |
| Single householder, w/children | 25.9% | 26.0% | 15.8% |
| Single householder, no children | 13.3% | 20.0% | 10.8% |