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The total population of Williamsburg County is estimated to be 30,879 with 15,038 males (48.70%) and 15,841 females (51.30%). There are 803 more females than males in Williamsburg County.
The median household income in Williamsburg County was $43,371 in 2021, which marked an an increase of 2,939(7.27%) from $40,432 in 2020. This income is 58.13% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Williamsburg County sees its highest median household income among householders in the age group of 45 to 64 years old, at $54,107. Overall, the median household income for the county of Williamsburg County stands at $43,371.
In Williamsburg County, the median income for all workers aged 15 years and older, regardless of work hours, was $28,409 for males and $21,587 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $44,572 for males and $36,291 for females.
In Williamsburg County, there are just three different racial groups among households. Among these, White households report a median household income of $55,104, followed by Some Other Race households at $46,083, and Black or African American households with a median household income of $34,707.
In 2022, the population of Williamsburg County was 30,058, a 1.07% decrease year-by-year from 2021. Previously, in 2021, Williamsburg County's population was 30,384, a decline of 1.70% compared to a population of 30,908 in 2020.
The median age in Williamsburg County, SC is 43.3, as per 2021 ACS 5-Year Estimates. Of the total population, 16.81% were under the age of 15, 17.82% aged 15 to 29, 44.23% aged 30 to 64, 19.00% aged 65 to 84, and 2.15% were 85 years of age and older.
Racial distribution of Williamsburg County population: 32.07% are White, 64.37% are Black or African American, 0.44% are American Indian and Alaska Native, 0.64% are Asian, 1.75% are some other race and 0.73% are multiracial.