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McCormick County, South Carolina facts for kids

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McCormick County
McCormick County Courthouse, McCormick
McCormick County Courthouse, McCormick
Map of South Carolina highlighting McCormick County
Location within the U.S. state of South Carolina
Map of the United States highlighting South Carolina
South Carolina's location within the U.S.
Country  United States
State  South Carolina
Founded 1916
Named for Cyrus McCormick
Seat McCormick
Largest town McCormick
 • Total 394 sq mi (1,020 km2)
 • Land 359 sq mi (930 km2)
 • Water 35 sq mi (90 km2)  8.8%%
 • Total 10,233
 • Estimate 
 • Density 25.97/sq mi (10.028/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 3rd

McCormick County is a county located in the U.S. state of South Carolina. As of the 2018 census estimates, its population was 9,410, making it the second least-populous county in South Carolina. Its county seat is McCormick. The county was formed in 1916 from parts of Edgefield, Abbeville, and Greenwood Counties.


According to the U.S. Census Bureau, the county has a total area of 394 square miles (1,020 km2), of which 359 square miles (930 km2) is land and 35 square miles (91 km2) (8.8%) is water. It is the smallest county in South Carolina by land area and second-smallest by total area. McCormick County is in the Savannah River basin.

Notable People

Dr. Lisa Jennings, M.D.

Lieutenant Colonel Dwight Lomax, U.S. Army, Retired

Chief Petty Officer Tracy Thompkins, U.S. Navy, Retired

Clay Dorn, Federal Express Supervisor

Dudley Musier, Sheriff, Kingstree, SC

Owen P. McCormick - Count of Brooklyn

Johnny Letman - Musician

Patrick Noble - SC Governor

Adjacent Counties

National protected area

  • Sumter National Forest (part)


Historical population
Census Pop.
1920 16,444
1930 11,471 −30.2%
1940 10,367 −9.6%
1950 9,577 −7.6%
1960 8,629 −9.9%
1970 7,955 −7.8%
1980 7,797 −2.0%
1990 8,868 13.7%
2000 9,958 12.3%
2010 10,233 2.8%
2018 (est.) 9,410 −8.0%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2013

2010 census

As of the 2010 United States Census, there were 10,233 people, 4,027 households, and 2,798 families living in the county. The population density was 28.5 inhabitants per square mile (11.0/km2). There were 5,453 housing units at an average density of 15.2 per square mile (5.9/km2). The racial makeup of the county was 49.7% black or African American, 48.7% white, 0.3% Asian, 0.1% Pacific islander, 0.1% American Indian, 0.2% from other races, and 0.9% from two or more races. Those of Hispanic or Latino origin made up 0.8% of the population. In terms of ancestry, 10.7% were English, 10.2% were American, 10.2% were German, and 6.0% were Irish.

Of the 4,027 households, 21.0% had children under the age of 18 living with them, 50.4% were married couples living together, 15.2% had a female householder with no husband present, 30.5% were non-families, and 27.4% of all households were made up of individuals. The average household size was 2.22 and the average family size was 2.65. The median age was 50.0 years.

The median income for a household in the county was $35,858 and the median income for a family was $43,021. Males had a median income of $32,606 versus $28,067 for females. The per capita income for the county was $19,411. About 14.2% of families and 18.2% of the population were below the poverty line, including 37.6% of those under age 18 and 7.9% of those age 65 or over.

2020 census

McCormick County racial composition
Race Num. Perc.
White (non-Hispanic) 5,155 54.12%
Black or African American (non-Hispanic) 3,916 41.11%
Native American 27 0.28%
Asian 36 0.38%
Pacific Islander 2 0.02%
Other/Mixed 267 2.8%
Hispanic or Latino 123 1.29%

As of the 2020 United States census, there were 9,526 people, 3,957 households, and 2,513 families residing in the county.



Census-designated places

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