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Hughes County, South Dakota facts for kids

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Hughes County
Hughes County Courthouse in Pierre
Hughes County Courthouse in Pierre
Map of South Dakota highlighting Hughes County
Location within the U.S. state of South Dakota
Map of the United States highlighting South Dakota
South Dakota's location within the U.S.
Country  United States
State  South Dakota
Founded January 8, 1873 (created)
November 26, 1880 (organized)
Named for Alexander Hughes
Seat Pierre
Largest city Pierre
Area
 • Total 801 sq mi (2,070 km2)
 • Land 742 sq mi (1,920 km2)
 • Water 59 sq mi (150 km2)  7.4%
Population
 (2020)
 • Total 17,765
 • Estimate 
(2021)
17,694 Decrease
 • Density 22.179/sq mi (8.563/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district At-large

Hughes County is a county in the U.S. state of South Dakota. As of the 2020 United States Census, the population was 17,765, making it the least populous capital county in the nation, and the twelfth-most populous county in South Dakota. Its county seat is Pierre, which is also the state capital. The county was created in 1873, and was organized in 1880. It was named for Alexander Hughes, a legislator. On 4 June 1891, the county's area was increased by the addition of Farm Island, in the Missouri River downstream of Pierre.

Hughes County is part of the Pierre, SD Micropolitan Statistical Area.

Geography

According to the U.S. Census Bureau, the county has a total area of 801 square miles (2,070 km2), of which 742 square miles (1,920 km2) is land and 59 square miles (150 km2) (7.4%) is water.

Major highways

  • US 14.svg U.S. Highway 14
  • US 83.svg U.S. Highway 83
  • SD 34.svg South Dakota Highway 34
  • SD 1804.svg South Dakota Highway 1804

Airport

Pierre Regional Airport (PIR) serves Hughes county and the surrounding communities.

Adjacent counties

Demographics

Historical population
Census Pop.
1880 268
1890 5,044 1,782.1%
1900 3,684 −27.0%
1910 6,271 70.2%
1920 5,711 −8.9%
1930 7,009 22.7%
1940 6,624 −5.5%
1950 8,111 22.4%
1960 12,725 56.9%
1970 11,632 −8.6%
1980 14,220 22.2%
1990 14,817 4.2%
2000 16,481 11.2%
2010 17,022 3.3%
2020 17,765 4.4%
2021 (est.) 17,694 3.9%
US Decennial Census
1790-1960 1900-1990
1990-2000 2010-2020

2010 census

As of the 2010 United States Census, there were 17,022 people, 7,066 households, and 4,435 families in the county. The population density was 23.0 inhabitants per square mile (8.9/km2). There were 7,623 housing units at an average density of 10.3 per square mile (4.0/km2). The racial makeup of the county was 85.7% white, 10.5% American Indian, 0.5% black or African American, 0.5% Asian, 0.5% from other races, and 2.3% from two or more races. Those of Hispanic or Latino origin made up 1.8% of the population. In terms of ancestry, 42.7% were German, 12.4% were Norwegian, 9.8% were Irish, 9.7% were English, and 3.8% were American.

Of the 7,066 households, 30.2% had children under the age of 18 living with them, 49.5% were married couples living together, 9.4% had a female householder with no husband present, 37.2% were non-families, and 32.3% of all households were made up of individuals. The average household size was 2.30 and the average family size was 2.90. The median age was 39.8 years.

The median income for a household in the county was $53,501 and the median income for a family was $70,881. Males had a median income of $42,701 versus $32,265 for females. The per capita income for the county was $28,236. About 7.1% of families and 9.3% of the population were below the poverty line, including 14.5% of those under age 18 and 6.0% of those age 65 or over.

Communities

Cities

Town

Unincorporated communities

Townships

The county is divided into two townships: Raber and Valley.

Unorganized territories

The county contains three areas of unorganized territory: West Hughes, North Hughes, and Crow Creek.

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