Aiken County Demographics

A map of Aiken County's Population by Race

Aiken County, South Carolina had a population of 168,808 in 2020. It was 63.9% White, 23.4% Black, 1.1% Asian, 6.8% Hispanic, 0.8% Native American/Other, and 4.0% Multiracial. This map presents the population of Aiken County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Aiken County is the 11th most populous county of the 46 counties in South Carolina.

Aiken County's White Population

107,918 residents of Aiken County identify as White, or 63.9%. This makes the White share of the population of Aiken County roughly similar to the White share of the population of South Carolina (62.1% White). Of the 46 counties in South Carolina, Aiken County is ranked #17 in terms of White residents as a share of the population.

Aiken County is more White than neighboring Barnwell County (50.3% White), Edgefield County (58% White), Saluda County (59.7% White), and Richmond County (33.1% White). Aiken County is less White than neighboring Lexington County (71% White).

Aiken County's Black Population

39,465 residents of Aiken County identify as Black, or 23.4%. This makes the Black share of the population of Aiken County roughly similar to the Black share of the population of South Carolina (24.8% Black). Of the 46 counties in South Carolina, Aiken County is ranked #31 in terms of Black residents as a share of the population.

Aiken County is more Black than neighboring Saluda County (21.4% Black), and Lexington County (14.4% Black). Aiken County is less Black than neighboring Barnwell County (42.7% Black), Edgefield County (32.4% Black), and Richmond County (54.7% Black).

Aiken County's Asian Population

1,773 residents of Aiken County identify as Asian, or 1.1%. This makes the Asian share of the population of Aiken County roughly similar to the Asian share of the population of South Carolina (1.7% Asian). Of the 46 counties in South Carolina, Aiken County is ranked #17 in terms of Asian residents as a share of the population.

Aiken County is more Asian than neighboring Barnwell County (0.8% Asian), Edgefield County (0.5% Asian), and Saluda County (0.2% Asian). Aiken County is less Asian than neighboring Richmond County (1.9% Asian), and Lexington County (2.3% Asian).

Aiken County's Hispanic Population

11,526 residents of Aiken County identify as Hispanic, or 6.8%. This makes the Hispanic share of the population of Aiken County roughly similar to the Hispanic share of the population of South Carolina (6.9% Hispanic). Of the 46 counties in South Carolina, Aiken County is ranked #12 in terms of Hispanic residents as a share of the population.

Aiken County is more Hispanic than neighboring Barnwell County (2.5% Hispanic), Edgefield County (5.3% Hispanic), and Richmond County (5.5% Hispanic). Aiken County is less Hispanic than neighboring Saluda County (16% Hispanic), and Lexington County (7.4% Hispanic).

Aiken County's Native American/Other Population

1,295 residents of Aiken County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.8%. This makes the Native American/Other share of the population of Aiken County roughly similar to the Native American/Other share of the population of South Carolina (0.8% Native American/Other). Of the 46 counties in South Carolina, Aiken County is ranked #10 in terms of Native American/Other residents as a share of the population.

Aiken County is more Native American/Other than neighboring Barnwell County (0.6% Native American/Other), Edgefield County (0.6% Native American/Other), Saluda County (0.4% Native American/Other), and Lexington County (0.7% Native American/Other). Aiken County is less Native American/Other than neighboring Richmond County (0.9% Native American/Other).

Aiken County's Multiracial Population

6,831 residents of Aiken County identify as Multiracial, or 4.0%. This makes the Multiracial share of the population of Aiken County roughly similar to the Multiracial share of the population of South Carolina (3.7% Multiracial). Of the 46 counties in South Carolina, Aiken County is ranked #7 in terms of Multiracial residents as a share of the population.

Aiken County is more Multiracial than neighboring Barnwell County (3.1% Multiracial), Edgefield County (3.2% Multiracial), Saluda County (2.3% Multiracial), and Richmond County (3.9% Multiracial). Aiken County is less Multiracial than neighboring Lexington County (4.1% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.