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Walworth County, South Dakota

Coordinates: 45°26′N 100°02′W / 45.43°N 100.03°W / 45.43; -100.03
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Walworth County
County
Walworth County Courthouse, Selby
Walworth County Courthouse, Selby
Map of South Dakota highlighting Walworth 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.
Coordinates: 45°26′N 100°02′W / 45.43°N 100.03°W / 45.43; -100.03
Country United States
State South Dakota
Founded1873 (created)
1883 (organized)
Named forWalworth County, Wisconsin
SeatSelby
Largest cityMobridge
Area
 • Total
745 sq mi (1,930 km2)
 • Land709 sq mi (1,840 km2)
 • Water36 sq mi (90 km2)  4.8%
Population
 (2020)
 • Total
5,315
 • Estimate 
(2023)
5,269 Decrease
 • Density7.1/sq mi (2.8/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional districtAt-large
Websitewalworthco.org

Walworth County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,315.[1] Its county seat is Selby.[2] The county was created in 1873 and organized in 1883.[3] It is named for Walworth County, Wisconsin.[4]

flows southward along the county's west boundary line. Swan Creek flows west-northwest through the county's SW corner, discharging into the Missouri. The county's terrain consists of semi-arid rolling hills, carved by drainages and gullies. Most of the area is devoted to agriculture.[5] The terrain slopes to the south and east, although the western portion of the county drops westward into the Missouri River valley. The county's highest point is on the eastern portion of its north boundary line, at 1,982 ft (604 m) ASL.[6] The county has a total area of 745 square miles (1,930 km2), of which 709 square miles (1,840 km2) is land and 36 square miles (93 km2) (4.8%) is water.[7]

The eastern portion of South Dakota's counties (48 of 66) observe Central Time; the western counties (18 of 66) observe Mountain Time. Walworth County is the westernmost of the SD counties to observe Central Time.[8]

Major highways

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Adjacent counties

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Protected areas[5]

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  • Blue Blanket Lake State Game Production Area
  • Bowdle Beach State Lakeside Use Area
  • Indian Creek State Recreation Area
  • Lake Hiddenwood State Recreation Area
  • LeBeau State Lakeside Use Area
  • Oahe Blue Blanket State Game Production Area
  • Revheim Bay Recreation Area
  • Spring Lake State Game Production Area
  • Swan Creek State Game Production Area
  • Swan Creek State Recreation Area
  • Swan Lake State Game Production Area
  • Thomas Bay State Lakeside Use Area
  • Walth Bay State Game Production Area
  • Walth Bay State Lakeside Use Area

Lakes[5]

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  • Horseshoe Lake
  • Lake Hiddenwood
  • Lake Oahe (part)
  • Molsted Lake
  • Spring Lake
  • Swan Lake

Demographics

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Historical population
CensusPop.Note%±
188046—
18902,1534,580.4%
19003,83978.3%
19106,48869.0%
19208,44730.2%
19308,7914.1%
19407,274−17.3%
19507,6485.1%
19608,0975.9%
19707,842−3.1%
19807,011−10.6%
19906,087−13.2%
20005,974−1.9%
20105,438−9.0%
20205,315−2.3%
2023 (est.)5,269[9]−0.9%
U.S. Decennial Census[10]
1790-1960[11] 1900-1990[12]
1990-2000[13] 2010-2020[1]

2020 census

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As of the 2020 census, there were 5,315 people, 2,271 households, and 1,400 families in the county.[14] The population density was 7.5 inhabitants per square mile (2.9/km2). There were 2,927 housing units.

2010 census

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As of the 2010 census, there were 5,438 people, 2,392 households, and 1,490 families in the county. The population density was 7.7 inhabitants per square mile (3.0/km2). There were 3,003 housing units at an average density of 4.2 units per square mile (1.6 units/km2). The racial makeup of the county was 82.6% white, 14.3% American Indian, 0.2% Asian, 0.1% black or African American, 0.2% from other races, and 2.6% from two or more races. Those of Hispanic or Latino origin made up 0.7% of the population. In terms of ancestry, 56.9% were German, 12.5% were Norwegian, 8.9% were Russian, 5.4% were Irish, and 3.1% were American.

Of the 2,392 households, 25.9% had children under the age of 18 living with them, 49.2% were married couples living together, 8.9% had a female householder with no husband present, 37.7% were non-families, and 32.8% of all households were made up of individuals. The average household size was 2.21 and the average family size was 2.79. The median age was 47.2 years.

The median income for a household in the county was $39,517 and the median income for a family was $51,250. Males had a median income of $37,857 versus $21,551 for females. The per capita income for the county was $23,716. About 7.5% of families and 14.5% of the population were below the poverty line, including 23.6% of those under age 18 and 14.4% of those age 65 or over.

Communities

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Cities

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Towns

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Unincorporated community[5]

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  • Sitka

Unorganized territory

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  • West Walworth
  • East Walworth

Politics

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Walworth County voters have been reliably Republican for decades. Only three Democratic presidential candidates have ever carried the county: William Jennings Bryan in 1896, Franklin D. Roosevelt in 1932 and 1936, and Lyndon Johnson in 1964.

United States presidential election results for Walworth County, South Dakota[15]
Year Republican Democratic Third party(ies)
No.  % No.  % No.  %
2020 1,966 76.20% 565 21.90% 49 1.90%
2016 1,896 76.54% 457 18.45% 124 5.01%
2012 1,731 70.31% 671 27.25% 60 2.44%
2008 1,668 62.94% 923 34.83% 59 2.23%
2004 1,967 68.30% 878 30.49% 35 1.22%
2000 1,758 68.86% 721 28.24% 74 2.90%
1996 1,461 52.38% 939 33.67% 389 13.95%
1992 1,439 49.48% 829 28.51% 640 22.01%
1988 1,940 63.40% 1,094 35.75% 26 0.85%
1984 2,396 75.02% 779 24.39% 19 0.59%
1980 2,675 74.55% 753 20.99% 160 4.46%
1976 2,187 58.66% 1,516 40.67% 25 0.67%
1972 2,416 65.10% 1,287 34.68% 8 0.22%
1968 2,204 60.19% 1,276 34.84% 182 4.97%
1964 1,849 48.65% 1,952 51.35% 0 0.00%
1960 2,406 62.11% 1,468 37.89% 0 0.00%
1956 2,132 60.21% 1,409 39.79% 0 0.00%
1952 2,369 65.24% 1,262 34.76% 0 0.00%
1948 1,607 50.94% 1,513 47.96% 35 1.11%
1944 1,533 55.64% 1,222 44.36% 0 0.00%
1940 1,921 55.11% 1,565 44.89% 0 0.00%
1936 1,420 38.73% 2,212 60.34% 34 0.93%
1932 1,049 31.60% 2,221 66.90% 50 1.51%
1928 1,854 59.96% 1,216 39.33% 22 0.71%
1924 1,033 44.15% 114 4.87% 1,193 50.98%
1920 1,411 61.40% 478 20.80% 409 17.80%
1916 761 55.03% 590 42.66% 32 2.31%
1912 0 0.00% 451 40.23% 670 59.77%
1908 825 67.96% 351 28.91% 38 3.13%
1904 654 76.05% 176 20.47% 30 3.49%
1900 478 61.92% 282 36.53% 12 1.55%
1896 250 46.21% 286 52.87% 5 0.92%
1892 187 44.21% 45 10.64% 191 45.15%

See also

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References

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  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved March 20, 2024.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. ^ "Dakota Territory, South Dakota, and North Dakota: Individual County Chronologies". Dakota Territory Atlas of Historical County Boundaries. The Newberry Library. 2006. Archived from the original on April 2, 2018. Retrieved March 31, 2015.
  4. ^ Legislative Manual, South Dakota, 2005, p. 597
  5. ^ a b c d "Walworth County · South Dakota". Google Maps. Retrieved April 27, 2024.
  6. ^ ""Find an Altitude" Google Maps (accessed February 9, 2019)". Archived from the original on May 21, 2019. Retrieved February 10, 2019.
  7. ^ "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Retrieved March 28, 2015.
  8. ^ Map of Time Zone Line through South Dakota (accessed January 30, 2019)
  9. ^ "County Population Totals and Components of Change: 2020-2023". Retrieved March 17, 2024.
  10. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved March 28, 2015.
  11. ^ "Historical Census Browser". University of Virginia Library. Retrieved March 28, 2015.
  12. ^ Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved March 28, 2015.
  13. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Archived (PDF) from the original on October 9, 2022. Retrieved March 28, 2015.
  14. ^ "US Census Bureau, Table P16: Household Type". United States Census Bureau. Retrieved March 20, 2024.
  15. ^ Leip, David. "Atlas of US Presidential Elections". uselectionatlas.org. Retrieved April 15, 2018.

45°26′N 100°02′W / 45.43°N 100.03°W / 45.43; -100.03

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