Union County , South Dakota

Union County: County in South Dakota, United States

Union County locator map
Location of Union County on South Dakota map.

About

Union County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 14,399 and a population density of 12 people per km². After 10 years in 2020 county had an estimated population of 16,192 inhabitants. Its county seat is Elk Point. The county was created 159 years ago in 1861.

Beresford  SD depot from NW 2 long image
Beresford SD depot from NW 2 long
Beresford  SD depot from NW 2 long image

Geography

Union County is located at 42°49'57"N 96°39'22"W (42.8324900, -96.6560900). It has 6 neighbors: Plymouth County, Woodbury County, Dakota County, Dixon County, Clay County and Lincoln County.

Union County map

The largest city of Union County is North Sioux City with a population of 2,928. Other cities include, Beresford population 1,609, Jefferson population 1,159, Elk Point population 322 and Spink population 267. See all Union County cities & populated places.

Weather

Union County forecast: Widespread frost before 10am. Mostly sunny, with a high near 53. more

Union County Quick Facts

Population : 16,192 (2020)
Country : United States of America
State : South Dakota (United States)
Different from : Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union County, Union Parish, Union County
Area : 1210 km2
Water as percent of area : 1.4%
Land as percent of area : 98.6%
Named for : United States of America
Capital : Elk Point
Establishment : January 01, 1862
Time Zone : America/Chicago
Local time : 18:37:51 (23rd October 2021)
Density : 13 Pop. per km² as of 2020
Population growth : 11.07% (2010-2020)
Weather : 53℉ Widespread Frost then Mostly Sunny 7-days weather

Union County has 6 neighbours.

  • Elk Point

Demographics

The population of Union County increased by 11.07% in 10 years.

Year Population % Change Method
2010 14,399 - census
2011 14,642 1.66% estimation process
2012 14,800 1.07% estimation process
2013 14,759 -0.28% estimation process
2014 14,991 1.55% estimation process
2015 14,925 -0.44% estimation process
2016 15,137 1.4% estimation process
2017 15,277 0.92% estimation process
2018 15,570 1.88% estimation process
2019 15,932 2.27% estimation process
2020 16,192 1.61% estimation process

Comitatul Union, Comte d'Union, Comte dUnion, Comté d'Union, Comté dUnion, Condado de Union, Condado han Union, Contea di Union, Hrabstwo Union, Junion, Juniun, Okrug Junion, Quan Union, Quận Union, Union, Union Kun, Union Kūn, Union konderria, Union megye, Yunion srjan, i'uniyana ka'unti, mqatʿt ywnywn, shhrstan ywnywn dakwtay jnwby, you ni ang xian, yunion jun, Округ Јунион, Юнион, Юниън, Юніон, Յունիոն շրջան, شهرستان یونیون، داکوتای جنوبی, مقاطعة يونيون, یونین کاؤنٹی، جنوبی ڈکوٹا, یونین کاؤنٹی، ساؤتھ ڈیکوٹا, ইউনিয়ন কাউন্টি, ユニオン郡, 猶尼昂縣

Other places with the same name (17)

Union County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Union County.

City Name Population Title
North Sioux City 2,928 City in Union County South Dakota, United States
Dakota Dunes 2,540 Township in Union County, South Dakota
Beresford 1,609 City in South Dakota, United States of America
Jefferson 1,159 City in South Dakota, United States
Big Springs 338 Township in Union County, South Dakota
Alcester 327 Township in Union County, South Dakota
Elk Point 322 City in South Dakota, United States of America
Spink 267 Unincorporated community in South Dakota, United States
Emmet 262 Township in South Dakota, United States
Richland 159 Unincorporated community in South Dakota

South Dakota Other Counties (more counties)

County Name Population Title
Minnehaha County 196,659 County in South Dakota, United States of America
Sioux Falls 157,584 City in and county seat of Minnehaha County, South Dakota, United States
Pennington County 115,926 County in South Dakota, United States of America
Rapid City 77,503 County seat of Pennington County, South Dakota, United States
Lincoln County 63,019 County in South Dakota, United States
Brown County 38,738 County in South Dakota, United States
Brookings County 35,603 County in South Dakota, United States of America
Meade County 28,588 County in South Dakota, United States
Codington County 28,186 County in South Dakota, United States of America
Lawrence County 26,221 County in South Dakota, United States
Yankton County 22,742 County in South Dakota, United States
Watertown 22,303 City in and county seat of Codington County, South Dakota, United States
Davison County 19,812 County in South Dakota, United States of America
Beadle County 18,513 County in South Dakota, United States
Hughes County 17,336 County in Oklahoma, United States
Mitchell 15,697 City in and county seat of Davison County, South Dakota, United States