McCormick County Demographics

A map of McCormick County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	5,473	5,155	56.1%	54.1%
Black	3,906	3,916	40.0%	41.1%
Multiracial	207	235	2.1%	2.5%
Hispanic	80	123	0.8%	1.3%
Native American/Other	78	61	0.8%	0.6%
Asian	16	36	0.2%	0.4%

McCormick County, South Carolina has an estimated population of 9,760, a slight increase from the 9,526 recorded in the 2020 Census. The population is 56.1% White, 40.0% Black, 2.1% Multiracial, 0.8% Hispanic, 0.8% Native American/Other, and 0.2% Asian. This demographic dot map shows the population of McCormick County, with one dot drawn for each person counted by the Census, color-coded by race.

McCormick has become less racially diverse since the 2020 Census. It is less diverse than South Carolina overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In McCormick County, that probability was 53.7% in 2020 and 52.5% in the most recent ACS estimates.

McCormick County is ranked the 45th most populous county in South Carolina, out of 46 counties. McCormick County was ranked the 45th most populous county in the 2020 Census.

McCormick County's White Population

5,473 residents of McCormick County, or 56.1% of the population, identify as White. The share of White residents in McCormick County is lower than in South Carolina overall, where 61.9% of the population is White. McCormick County ranks 29th statewide in terms of White residents as a share of the population, out of 46 counties.

Since the 2020 Census, McCormick County's White population has grown by an estimated 6.2%. White residents' share of McCormick County's population has increased from 54.1% to 56.1%.

McCormick County is less White than neighboring Lincoln County (68.2% White), Greenwood County (57.7% White), Abbeville County (68.5% White), Columbia County (63.2% White), and Edgefield County (56.5% White).

McCormick County's Black Population

3,906 residents of McCormick County, or 40.0% of the population, identify as Black. The share of Black residents in McCormick County is significantly higher than in South Carolina overall, where 24.6% of the population is Black. McCormick County ranks 16th statewide in terms of Black residents as a share of the population, out of 46 counties.

Since the 2020 Census, McCormick County's Black population has remained roughly the same. Black residents' share of McCormick County's population has decreased from 41.1% to 40.0%.

McCormick County is more Black than neighboring Lincoln County (27.2% Black), Greenwood County (31.2% Black), Abbeville County (25.4% Black), Columbia County (18.7% Black), and Edgefield County (30.1% Black).

McCormick County's Asian Population

16 residents of McCormick County, or 0.2% of the population, identify as Asian. The share of Asian residents in McCormick County is comparable to the share in South Carolina overall, where 1.7% of the population is Asian. McCormick County ranks 37th statewide in terms of Asian residents as a share of the population, out of 46 counties.

Since the 2020 Census, McCormick County's Asian population has declined by an estimated 55.6%. Asian residents' share of McCormick County's population has remained roughly unchanged at 0.2%.

McCormick County is more Asian than neighboring Lincoln County (0.1% Asian). McCormick County is less Asian than neighboring Greenwood County (0.9% Asian), Columbia County (4.7% Asian), and Edgefield County (0.3% Asian).

McCormick County's Hispanic Population

80 residents of McCormick County, or 0.8% of the population, identify as Hispanic. The share of Hispanic residents in McCormick County is lower than in South Carolina overall, where 7.4% of the population is Hispanic. McCormick County ranks 45th statewide in terms of Hispanic residents as a share of the population, out of 46 counties.

Since the 2020 Census, McCormick County's Hispanic population has declined by an estimated 35.0%. Hispanic residents' share of McCormick County's population has decreased from 1.3% to 0.8%.

McCormick County is less Hispanic than neighboring Lincoln County (1.5% Hispanic), Greenwood County (7.2% Hispanic), Abbeville County (2.2% Hispanic), Columbia County (8% Hispanic), and Edgefield County (7.2% Hispanic).

McCormick County's Native American/Other Population

78 residents of McCormick County, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in McCormick County is comparable to the share in South Carolina overall, where 0.7% of the population is Native American/Other. McCormick County ranks 24th statewide in terms of Native American/Other residents as a share of the population, out of 46 counties.

Since the 2020 Census, McCormick County's Native American/Other population has grown by an estimated 27.9%. Native American/Other residents' share of McCormick County's population has remained roughly unchanged at 0.8%.

McCormick County is more Native American/Other than neighboring Lincoln County (0.2% Native American/Other), and Abbeville County (0.7% Native American/Other). McCormick County is less Native American/Other than neighboring Columbia County (0.9% Native American/Other).

McCormick County's Multiracial Population

207 residents of McCormick County, or 2.1% of the population, identify as Multiracial. The share of Multiracial residents in McCormick County is comparable to the share in South Carolina overall, where 3.7% of the population is Multiracial. McCormick County ranks 37th statewide in terms of Multiracial residents as a share of the population, out of 46 counties.

Since the 2020 Census, McCormick County's Multiracial population has declined by an estimated 11.9%. Multiracial residents' share of McCormick County's population has remained roughly unchanged at 2.1%.

McCormick County is less Multiracial than neighboring Lincoln County (2.7% Multiracial), Greenwood County (2.3% Multiracial), Abbeville County (3% Multiracial), Columbia County (4.5% Multiracial), and Edgefield County (5% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.