Union County, South Dakota demographics
Population: 16,424
Median age: 39.7
Median household income: 80,238
Demographics, population, home values, social and economic characteristics of Union County, South Dakota.
Population
| 2021 | 16,424 |
| 2020 | 15,659 |
| 2019 | 15,368 |
| 2018 | 15,177 |
| 2017 | 14,929 |
| 2016 | 14,842 |
| 2015 | 14,842 |
| 2014 | 14,751 |
| 2013 | 14,575 |
| 2012 | 14,377 |
| 2011 | 14,155 |
| 2010 | 13,903 |
| 2009 | 13,947 |
Union County, SD cities
Alcester city - 950
Beresford city - 2,359
Elk Point city - 2,248
Jefferson city - 667
North Sioux City city - 2,956
Richland CDP - 138
Census data for Union County, South Dakota
Demographic and housing estimates in Union County, South Dakota
| Total population | 16,424 |
| Male | 8,377 |
| Female | 8,047 |
| Total population | 16,424 |
| Under 5 years | 956 |
| 5 to 9 years | 1,119 |
| 10 to 14 years | 1,263 |
| 15 to 19 years | 1,079 |
| 20 to 24 years | 777 |
| 25 to 34 years | 2,032 |
| 35 to 44 years | 2,078 |
| 45 to 54 years | 1,971 |
| 55 to 59 years | 1,094 |
| 60 to 64 years | 1,108 |
| 65 to 74 years | 1,807 |
| 75 to 84 years | 770 |
| 85 years and over | 370 |
| Median age (years) | 39.7 |
| Under 18 years | 4,068 |
| 16 years and over | 12,794 |
| 18 years and over | 12,356 |
| 21 years and over | 11,929 |
| 62 years and over | 3,589 |
| 65 years and over | 2,947 |
| Total population | 16,424 |
| One race | 15,730 |
| White | 15,102 |
| Black or African American | 68 |
| American Indian and Alaska Native | 195 |
| Asian | 240 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 125 |
| Two or more races | 694 |
| Citizen, VOTING AGE 18 and over population | 12,157 |
| Male Citizen, VOTING AGE 18 and over population | 6,152 |
| Female Citizen, VOTING AGE 18 and over population | 6,005 |
Social characteristics in Union County, South Dakota
| Total households | 6,839 |
| Family households (families) | 3,844 |
| Married-couple family | 500 |
| Male householder, no wife present, family | 1,188 |
| Female householder, no husband present, family | 995 |
| Nonfamily households | 1,307 |
| Average household size | 1,940 |
| Average family size | 2.39 |
Economic characteristics in Union County, South Dakota
| Total households | 6,839 |
| Less than $10,000 | 316 |
| $10,000 to $14,999 | 168 |
| $15,000 to $24,999 | 407 |
| $25,000 to $34,999 | 446 |
| $35,000 to $49,999 | 735 |
| $50,000 to $74,999 | 1,141 |
| $75,000 to $99,999 | 964 |
| $100,000 to $149,999 | 1,349 |
| $150,000 to $199,999 | 605 |
| $200,000 or more | 708 |
| Median household income (dollars) | 80,238 |
Housing characteristics in Union County, South Dakota
| Total housing units | 7,143 |
| Occupied housing units | 6,839 |
| Vacant housing units | 304 |
| Total housing units | 7,143 |
| 1-unit, detached | 5,110 |
| 1-unit, attached | 296 |
| 2 units | 118 |
| 3 or 4 units | 284 |
| 5 to 9 units | 243 |
| 10 to 19 units | 254 |
| 20 or more units | 539 |
| Mobile home | 290 |
| Boat, RV, van, etc. | 9 |
| Total housing units | 7,143 |
| Built 2014 or later | 2 |
| Built 2010 to 2013 | 934 |
| Built 2000 to 2009 | 1,264 |
| Built 1990 to 1999 | 1,254 |
| Built 1980 to 1989 | 409 |
| Built 1970 to 1979 | 1,065 |
| Built 1960 to 1969 | 375 |
| Built 1950 to 1959 | 375 |
| Built 1940 to 1949 | 235 |
| Built 1939 or earlier | 1,230 |
| Total housing units | 7,143 |
| 1 room | 12 |
| 2 rooms | 287 |
| 3 rooms | 340 |
| 4 rooms | 1,044 |
| 5 rooms | 1,101 |
| 6 rooms | 1,119 |
| 7 rooms | 670 |
| 8 rooms | 802 |
| 9 rooms or more | 1,768 |
| Median rooms | 6.2 |
| Total housing units | 7,143 |
| No bedroom | 12 |
| 1 bedroom | 600 |
| 2 bedrooms | 1,940 |
| 3 bedrooms | 2,299 |
| 4 bedrooms | 1,602 |
| 5 or more bedrooms | 690 |
| Occupied housing units | 6,839 |
| Owner-occupied | 4,763 |
| Renter-occupied | 2,076 |
| Average household size of owner-occupied unit | 2.59 |
| Average household size of renter-occupied unit | 1.92 |
| Occupied housing units | 6,839 |
| Moved in 2017 or later | 795 |
| Moved in 2015 to 2016 | 1,973 |
| Moved in 2010 to 2014 | 1,294 |
| Moved in 2000 to 2009 | 1,306 |
| Moved in 1990 to 1999 | 789 |
| Moved in 1989 and earlier | 682 |
| Owner-occupied units | 4,763 |
| Less than $50,000 | 295 |
| $50,000 to $99,999 | 454 |
| $100,000 to $149,999 | 688 |
| $150,000 to $199,999 | 680 |
| $200,000 to $299,999 | 1,185 |
| $300,000 to $499,999 | 1,043 |
| $500,000 to $999,999 | 390 |
| $1,000,000 or more | 28 |
| Median (dollars) | 221,300 |
| Owner-occupied units | 4,763 |
| Housing units with a mortgage | 2,775 |
| Housing units without a mortgage | 1,988 |
| Occupied units paying rent | 1,969 |
| Less than $500 | 268 |
| $500 to $999 | 816 |
| $1,000 to $1,499 | 815 |
| $1,500 to $1,999 | 26 |
| $2,000 to $2,499 | 39 |
| $2,500 to $2,999 | 5 |
| $3,000 or more | 0 |
| Median (dollars) | 943 |
| No rent paid | 107 |
Demographic data for Union County, SD and each city in the county. Lists of cities by population, wealth and poverty in Union County, SD.
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