| | Windsor, NC | Williamston, NC | United States |
| Population | 3,401 | 5,221 | 329,725,481 |
| Female Population | 39.6% | 59.0% | 50.5% |
| Male Population | 60.4% | 41.0% | 49.5% |
| Median Age | 42.3 | 42.8 | 38.4 |
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| Population - 2010 | 3,609 | 5,740 | 309,327,143 |
| Population - 2000 | 2,283 | 5,843 | 285,036,114 |
| Population - 1990 | 2,056 | 5,503 | 251,960,433 |
| Pop. 2000 to Now | 53.0% | -12.2% | 15.6% |
| Pop. 1990 to Now | 69.9% | -6.8% | 30.8% |
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| Population Density | 1,207.7 | 1,189.3 | 93.4 |
| Land Area | 2.8 | 4.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Windsor, NC | Williamston, NC | United States |
| Age 0 to 4 | 3.1% | 4.3% | 5.9% |
| Age 5 to 9 | 4.2% | 5.5% | 6.1% |
| Age 10 to 14 | 1.9% | 9.5% | 6.6% |
| Age 15 to 17 | 3.0% | 3.7% | 3.9% |
| Age 18 to 20 | 3.6% | 5.7% | 4.0% |
| Age 21 to 24 | 4.1% | 1.7% | 5.2% |
| Age 25 to 34 | 18.8% | 6.2% | 13.8% |
| Age 35 to 44 | 16.3% | 14.7% | 12.9% |
| Age 45 to 54 | 9.2% | 7.8% | 12.6% |
| Age 55 to 59 | 5.3% | 13.3% | 6.7% |
| Age 60 to 64 | 7.2% | 3.0% | 6.3% |
| Age 65 to 74 | 12.6% | 15.4% | 9.6% |
| Age 75 to 84 | 6.8% | 4.9% | 4.5% |
| Age 85 and over | 3.9% | 4.2% | 1.9% |
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| Race | | | |
| | Windsor, NC | Williamston, NC | United States |
| White | 29.1% | 37.4% | 59.4% |
| Black | 59.4% | 50.6% | 12.2% |
| Asian | 3.7% | 1.7% | 5.6% |
| Native American | 1.6% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.3% | 0.0% | 0.4% |
| Two or More Races | 3.6% | 1.0% | 3.2% |
| Hispanic | 2.3% | 8.8% | 18.4% |
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| Marriage & Family | | | |
| | Windsor, NC | Williamston, NC | United States |
| Married Population | 31.5% | 49.0% | 49.8% |
| Currently Married | 26.7% | 44.6% | 48.0% |
| Married but Separated | 4.8% | 4.4% | 1.8% |
| Single Population | 68.5% | 51.0% | 50.2% |
| Never Married | 45.5% | 32.0% | 33.8% |
| Divorced | 15.0% | 13.5% | 10.8% |
| Widowed | 8.1% | 5.5% | 5.6% |
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| Household Size | 2.16 | 2.33 | 2.60 |
| Households | 995 | 2,197 | 124,010,992 |
| Family Households | 642 | 1,435 | 80,755,759 |
| Married couple, w/children | 11.2% | 19.2% | 30.5% |
| Married couple, no children | 49.2% | 38.9% | 42.9% |
| Non Family Households | 353 | 762 | 43,255,233 |
| Single householder, w/children | 27.7% | 28.6% | 15.8% |
| Single householder, no children | 11.8% | 13.4% | 10.8% |