Richland County, SC Demographics

The total population of Richland County is estimated to be 416,161 with 200,680 males (48.22%) and 215,481 females (51.78%). There are 14,801 more females than males in Richland County.
The median household income in Richland County was $60,679 in 2021, which marked an a decrease of 1,010(1.64%) from $61,689 in 2020. This income is 81.33% 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, Richland County sees its highest median household income among householders in the age group of 45 to 64 years old, at $74,948. Overall, the median household income for the county of Richland County stands at $60,442.
In Richland County, the median income for all workers aged 15 years and older, regardless of work hours, was $37,292 for males and $28,939 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $53,510 for males and $47,860 for females.
In Richland County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, Asian households have the highest median household income at $87,197, while American Indian and Alaska Native households represent the opposite end with the lowest median household income of $39,522.
In 2022, the population of Richland County was 421,566, a 1.06% increase year-by-year from 2021. Previously, in 2021, Richland County's population was 417,132, an increase of 0.36% compared to a population of 415,645 in 2020.
The median age in Richland County, SC is 33.8, as per 2021 ACS 5-Year Estimates. Of the total population, 17.83% were under the age of 15, 26.81% aged 15 to 29, 42.48% aged 30 to 64, 11.77% aged 65 to 84, and 1.11% were 85 years of age and older.
Racial distribution of Richland County population: 43.07% are White, 47.33% are Black or African American, 0.15% are American Indian and Alaska Native, 2.94% are Asian, 0.12% are Native Hawaiian and other Pacific Islander, 2.39% are some other race and 4% are multiracial.