| | Catawba, NC | Chester, SC | United States |
| Population | 631 | 5,283 | 329,725,481 |
| Female Population | 38.4% | 49.9% | 50.5% |
| Male Population | 61.7% | 50.1% | 49.5% |
| Median Age | 45.8 | 33.5 | 38.4 |
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| Population - 2010 | 614 | 5,591 | 309,327,143 |
| Population - 2000 | 698 | 6,476 | 285,036,114 |
| Population - 1990 | 467 | 7,158 | 251,960,433 |
| Pop. 2000 to Now | -10.2% | -17.2% | 15.6% |
| Pop. 1990 to Now | 34.3% | -25.1% | 30.8% |
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| Population Density | 160.2 | 1,598.0 | 93.4 |
| Land Area | 3.9 | 3.3 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Catawba, NC | Chester, SC | United States |
| Age 0 to 4 | 4.9% | 8.0% | 5.9% |
| Age 5 to 9 | 3.8% | 11.6% | 6.1% |
| Age 10 to 14 | 5.9% | 3.5% | 6.6% |
| Age 15 to 17 | 2.5% | 3.5% | 3.9% |
| Age 18 to 20 | 0.6% | 2.1% | 4.0% |
| Age 21 to 24 | 5.4% | 5.8% | 5.2% |
| Age 25 to 34 | 17.4% | 19.2% | 13.8% |
| Age 35 to 44 | 8.6% | 6.3% | 12.9% |
| Age 45 to 54 | 11.7% | 11.2% | 12.6% |
| Age 55 to 59 | 3.5% | 5.6% | 6.7% |
| Age 60 to 64 | 17.8% | 7.2% | 6.3% |
| Age 65 to 74 | 9.4% | 11.0% | 9.6% |
| Age 75 to 84 | 6.7% | 3.4% | 4.5% |
| Age 85 and over | 1.9% | 1.6% | 1.9% |
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| Race | | | |
| | Catawba, NC | Chester, SC | United States |
| White | 71.2% | 35.0% | 59.4% |
| Black | 22.5% | 62.7% | 12.2% |
| Asian | 0.0% | 0.8% | 5.6% |
| Native American | 0.2% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.5% | 0.6% | 3.2% |
| Hispanic | 3.6% | 0.8% | 18.4% |
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| Marriage & Family | | | |
| | Catawba, NC | Chester, SC | United States |
| Married Population | 45.3% | 33.6% | 49.8% |
| Currently Married | 43.8% | 29.9% | 48.0% |
| Married but Separated | 1.5% | 3.7% | 1.8% |
| Single Population | 54.7% | 66.4% | 50.2% |
| Never Married | 21.9% | 45.4% | 33.8% |
| Divorced | 26.3% | 14.9% | 10.8% |
| Widowed | 6.5% | 6.2% | 5.6% |
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| Household Size | 2.05 | 2.41 | 2.60 |
| Households | 308 | 2,160 | 124,010,992 |
| Family Households | 151 | 1,171 | 80,755,759 |
| Married couple, w/children | 19.2% | 19.1% | 30.5% |
| Married couple, no children | 47.7% | 30.7% | 42.9% |
| Non Family Households | 157 | 989 | 43,255,233 |
| Single householder, w/children | 12.6% | 28.6% | 15.8% |
| Single householder, no children | 20.5% | 21.6% | 10.8% |