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Barnwell County, South Carolina facts for kids

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Barnwell County
Barnwell County Courthouse
Barnwell County Courthouse
Official seal of Barnwell County
Seal
Official logo of Barnwell County
Logo
Map of South Carolina highlighting Barnwell 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 1800
Named for John Barnwell
Seat Barnwell
Largest community Barnwell
Area
 • Total 557.26 sq mi (1,443.3 km2)
 • Land 548.38 sq mi (1,420.3 km2)
 • Water 8.88 sq mi (23.0 km2)  1.59%
Population
 (2020)
 • Total 20,589
 • Estimate 
(2023)
20,447
 • Density 37.55/sq mi (14.50/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 2nd

Barnwell County is a county in the U.S. state of South Carolina. As of the 2020 census, its population was 20,589. It is located in the Central Savannah River Area. Its county seat is Barnwell.

History

The Barnwell District was created in 1797 (effective in 1800) from the southwestern portion of the Orangeburg District, along the Savannah River. It was named after John Barnwell, a local figure in the Revolutionary War.

In 1868, under the South Carolina Constitution revised during Reconstruction, South Carolina districts became counties. The government was made more democratic, with county officials to be elected by male citizens at least 21 years old, rather than by the state legislature as done previously.

In 1871, the legislature took the northwestern portion of the county to form part of the new Aiken County, the only county organized during the Reconstruction era. In 1874, the border with Aiken County was slightly adjusted. Aiken and Barnwell, with nearly equal, populations of black and white people, had extensive violence in the months before the 1874 and 1876 elections, as groups of paramilitary Red Shirts rode to disrupt black Republican meetings and intimidate voters to suppress black voting. More than 100 black men were killed in Aiken County during the violence, especially at Ellenton, South Carolina.

In 1895, white Democrats in the state legislature passed a new constitution, disfranchising most blacks for more than 60 years by raising barriers to voter registration.

In 1897, the eastern third of the county was taken to form the new Bamberg County. In 1919, most of the southern half of the county was taken to form most of the new Allendale County, thus reducing Barnwell County to its present size.

Geography

According to the U.S. Census Bureau, the county has a total area of 557.26 square miles (1,443.3 km2), of which 548.38 square miles (1,420.3 km2) is land and 8.88 square miles (23.0 km2) (1.59%) is water.

State and local protected areas/sites

Major water bodies

Adjacent counties

Major highways

  • US 78

  • US 78 Bus.
  • US 278
  • SC 3
  • SC 37
  • SC 39
  • SC 64
  • SC 70
  • SC 125
  • SC 300
  • SC 304

Major infrastructure

  • Barnwell Regional Airport
  • Savannah River Site (part)

Demographics

Historical population
Census Pop.
1800 7,376
1810 12,280 66.5%
1820 14,750 20.1%
1830 19,236 30.4%
1840 21,471 11.6%
1850 26,608 23.9%
1860 30,743 15.5%
1870 35,724 16.2%
1880 39,857 11.6%
1890 44,613 11.9%
1900 35,504 −20.4%
1910 34,209 −3.6%
1920 23,081 −32.5%
1930 21,221 −8.1%
1940 20,138 −5.1%
1950 17,266 −14.3%
1960 17,659 2.3%
1970 17,176 −2.7%
1980 19,868 15.7%
1990 20,293 2.1%
2000 23,478 15.7%
2010 22,621 −3.7%
2020 20,589 −9.0%
2023 (est.) 20,447 −9.6%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2010 2020

2020 census

Barnwell County racial composition
Race Num. Perc.
White (non-Hispanic) 10,352 50.28%
Black or African American (non-Hispanic) 8,785 42.67%
Native American 61 0.3%
Asian 161 0.78%
Pacific Islander 14 0.07%
Other/Mixed 696 3.38%
Hispanic or Latino 520 2.53%

As of the 2020 census, there were 20,589 people, 8,360 households, and 5,260 families residing in the county.

2010 census

At the 2010 census, there were 22,621 people, 8,937 households, and 6,055 families living in the county. The population density was 41.2 inhabitants per square mile (15.9/km2). There were 10,484 housing units at an average density of 19.1 units per square mile (7.4 units/km2). The racial makeup of the county was 52.6% white, 44.3% black or African American, 0.6% Asian, 0.4% American Indian, 0.7% from other races, and 1.5% from two or more races. Those of Hispanic or Latino origin made up 1.8% of the population. In terms of ancestry, 11.5% were American, 5.7% were German, and 5.4% were English.

Of the 8,937 households, 34.0% had children under the age of 18 living with them, 41.8% were married couples living together, 20.8% had a female householder with no husband present, 32.2% were non-families, and 28.4% of all households were made up of individuals. The average household size was 2.50 and the average family size was 3.05. The median age was 38.8 years.

The median income for a household in the county was $33,816 and the median income for a family was $41,764. Males had a median income of $35,957 versus $30,291 for females. The per capita income for the county was $17,592. About 20.8% of families and 25.4% of the population were below the poverty line, including 39.6% of those under age 18 and 11.5% of those age 65 or over.

Economy

In 2022, Barnwell County's GDP was $556.3 million (approx. $27,018 per capita). In chained 2017 dollars, its real GDP was $448.3 million (approx. $21,774 per capita). From 2022 through 2024, the unemployment rate for the county has fluctuated from a high of 6.3% in January 2022 and a low of 3.2% in April 2023.

As of April 2024, Walmart is one of the largest employers in the county.

Employment and Wage Statistics by Industry in Barnwell County, South Carolina
Industry Employment Counts Employment Percentage (%) Average Annual Wage ($)
Accommodation and Food Services 372 7.8 16,900
Administrative and Support and Waste Management and Remediation Services 83 1.7 54,080
Agriculture, Forestry, Fishing and Hunting 68 1.4 39,884
Construction 172 3.6 62,972
Educational Services 613 12.8 41,392
Finance and Insurance 64 1.3 40,716
Health Care and Social Assistance 715 14.9 36,296
Information 9 0.2 32,188
Manufacturing 1,039 21.7 59,956
Other Services (except Public Administration) 161 3.4 36,348
Professional, Scientific, and Technical Services 108 2.3 50,024
Public Administration 422 8.8 38,948
Retail Trade 797 16.6 26,624
Transportation and Warehousing 134 2.8 57,512
Wholesale Trade 33 0.7 47,164
Total 4,790 100.0% 41,546

Communities

City

  • Barnwell (county seat and largest community)

Towns

Notable people

  • James Brown (1933–2006), singer
  • Rosa Louise Woodberry (1869–1932), journalist and school founder
  • Sarah Lowe Twiggs (1839–1920), poet

See also

Kids robot.svg In Spanish: Condado de Barnwell para niños

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