Dillon County Demographics

A map of Dillon County's Population by Race

Dillon County, South Carolina had a population of 28,292 in 2020. It was 45.9% White, 44.9% Black, 0.2% Asian, 3.0% Hispanic, 2.4% Native American/Other, and 3.5% Multiracial. This map presents the population of Dillon County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Dillon County is the 33rd most populous county of the 46 counties in South Carolina.

Dillon County's White Population

12,987 residents of Dillon County identify as White, or 45.9%. This makes the White share of the population of Dillon County less than the White share of the population of South Carolina (62.1% White). Of the 46 counties in South Carolina, Dillon County is ranked #34 in terms of White residents as a share of the population.

Dillon County is more White than neighboring Marion County (38% White), Marlboro County (39.6% White), Robeson County (25% White), and Scotland County (41.7% White). Dillon County is less White than neighboring Florence County (50.4% White).

Dillon County's Black Population

12,709 residents of Dillon County identify as Black, or 44.9%. This makes the Black share of the population of Dillon County considerably larger than the Black share of the population of South Carolina (24.8% Black). Of the 46 counties in South Carolina, Dillon County is ranked #12 in terms of Black residents as a share of the population.

Dillon County is more Black than neighboring Robeson County (22.5% Black), Scotland County (38.3% Black), and Florence County (41.5% Black). Dillon County is less Black than neighboring Marion County (56% Black), and Marlboro County (49.9% Black).

Dillon County's Asian Population

63 residents of Dillon County identify as Asian, or 0.2%. This makes the Asian share of the population of Dillon County roughly similar to the Asian share of the population of South Carolina (1.7% Asian). Of the 46 counties in South Carolina, Dillon County is ranked #42 in terms of Asian residents as a share of the population.

Dillon County is less Asian than neighboring Marion County (0.4% Asian), Marlboro County (0.4% Asian), Robeson County (0.8% Asian), Scotland County (1% Asian), and Florence County (1.7% Asian).

Dillon County's Hispanic Population

856 residents of Dillon County identify as Hispanic, or 3.0%. This makes the Hispanic share of the population of Dillon County roughly similar to the Hispanic share of the population of South Carolina (6.9% Hispanic). Of the 46 counties in South Carolina, Dillon County is ranked #31 in terms of Hispanic residents as a share of the population.

Dillon County is more Hispanic than neighboring Marion County (2.4% Hispanic), and Marlboro County (2.2% Hispanic). Dillon County is less Hispanic than neighboring Robeson County (10.1% Hispanic), Scotland County (3.2% Hispanic), and Florence County (3.1% Hispanic).

Dillon County's Native American/Other Population

679 residents of Dillon County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 2.4%. This makes the Native American/Other share of the population of Dillon 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, Dillon County is ranked #2 in terms of Native American/Other residents as a share of the population.

Dillon County is more Native American/Other than neighboring Marion County (0.5% Native American/Other), and Florence County (0.5% Native American/Other). Dillon County is less Native American/Other than neighboring Marlboro County (4.4% Native American/Other), Robeson County (37.8% Native American/Other), and Scotland County (11.2% Native American/Other).

Dillon County's Multiracial Population

998 residents of Dillon County identify as Multiracial, or 3.5%. This makes the Multiracial share of the population of Dillon County roughly similar to the Multiracial share of the population of South Carolina (3.7% Multiracial). Of the 46 counties in South Carolina, Dillon County is ranked #20 in terms of Multiracial residents as a share of the population.

Dillon County is more Multiracial than neighboring Marion County (2.7% Multiracial), and Florence County (2.8% Multiracial). Dillon County is less Multiracial than neighboring Marlboro County (3.6% Multiracial), Robeson County (3.9% Multiracial), and Scotland County (4.6% Multiracial).

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