Watertown city, South Dakota demographics
Population: 22,577
Median age: 38.2
Median household income: 56,520
Watertown is a city in Codington County, South Dakota, United States.
Demographics, population, home values, social and economic characteristics of Watertown city, SD.
Population
| 2021 | 22,577 |
| 2020 | 22,249 |
| 2019 | 22,166 |
| 2018 | 22,124 |
| 2017 | 22,083 |
| 2016 | 22,026 |
| 2015 | 21,919 |
| 2014 | 21,795 |
| 2013 | 21,670 |
| 2012 | 21,524 |
| 2011 | 21,434 |
| 2010 | 21,318 |
| 2009 | 20,355 |
Census data for Watertown city, South Dakota
Demographic and housing estimates in Watertown city, South Dakota
| Total population | 22,577 |
| Male | 11,355 |
| Female | 11,222 |
| Total population | 22,577 |
| Under 5 years | 1,327 |
| 5 to 9 years | 1,561 |
| 10 to 14 years | 1,521 |
| 15 to 19 years | 1,523 |
| 20 to 24 years | 1,389 |
| 25 to 34 years | 3,063 |
| 35 to 44 years | 2,868 |
| 45 to 54 years | 2,447 |
| 55 to 59 years | 1,450 |
| 60 to 64 years | 1,391 |
| 65 to 74 years | 2,153 |
| 75 to 84 years | 1,205 |
| 85 years and over | 679 |
| Median age (years) | 38.2 |
| Under 18 years | 5,286 |
| 16 years and over | 17,984 |
| 18 years and over | 17,291 |
| 21 years and over | 16,338 |
| 62 years and over | 4,768 |
| 65 years and over | 4,037 |
| Total population | 22,577 |
| One race | 21,801 |
| White | 20,714 |
| Black or African American | 261 |
| American Indian and Alaska Native | 554 |
| Asian | 159 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 113 |
| Two or more races | 776 |
| Citizen, VOTING AGE 18 and over population | 16,853 |
| Male Citizen, VOTING AGE 18 and over population | 8,422 |
| Female Citizen, VOTING AGE 18 and over population | 8,431 |
Social characteristics in Watertown city, South Dakota
| Total households | 9,725 |
| Family households (families) | 4,315 |
| Married-couple family | 643 |
| Male householder, no wife present, family | 2,310 |
| Female householder, no husband present, family | 1,637 |
| Nonfamily households | 2,457 |
| Average household size | 2,952 |
| Average family size | 2.26 |
Economic characteristics in Watertown city, South Dakota
| Total households | 9,725 |
| Less than $10,000 | 529 |
| $10,000 to $14,999 | 488 |
| $15,000 to $24,999 | 915 |
| $25,000 to $34,999 | 772 |
| $35,000 to $49,999 | 1,437 |
| $50,000 to $74,999 | 2,008 |
| $75,000 to $99,999 | 1,405 |
| $100,000 to $149,999 | 1,501 |
| $150,000 to $199,999 | 274 |
| $200,000 or more | 396 |
| Median household income (dollars) | 56,520 |
Housing characteristics in Watertown city, South Dakota
| Total housing units | 10,622 |
| Occupied housing units | 9,725 |
| Vacant housing units | 897 |
| Total housing units | 10,622 |
| 1-unit, detached | 6,665 |
| 1-unit, attached | 592 |
| 2 units | 326 |
| 3 or 4 units | 630 |
| 5 to 9 units | 619 |
| 10 to 19 units | 235 |
| 20 or more units | 723 |
| Mobile home | 832 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 10,622 |
| Built 2014 or later | 92 |
| Built 2010 to 2013 | 1,095 |
| Built 2000 to 2009 | 1,478 |
| Built 1990 to 1999 | 1,553 |
| Built 1980 to 1989 | 1,022 |
| Built 1970 to 1979 | 1,724 |
| Built 1960 to 1969 | 561 |
| Built 1950 to 1959 | 930 |
| Built 1940 to 1949 | 505 |
| Built 1939 or earlier | 1,662 |
| Total housing units | 10,622 |
| 1 room | 168 |
| 2 rooms | 455 |
| 3 rooms | 1,085 |
| 4 rooms | 1,677 |
| 5 rooms | 1,972 |
| 6 rooms | 1,326 |
| 7 rooms | 1,482 |
| 8 rooms | 919 |
| 9 rooms or more | 1,538 |
| Median rooms | 5.5 |
| Total housing units | 10,622 |
| No bedroom | 258 |
| 1 bedroom | 1,078 |
| 2 bedrooms | 3,597 |
| 3 bedrooms | 3,205 |
| 4 bedrooms | 1,975 |
| 5 or more bedrooms | 509 |
| Occupied housing units | 9,725 |
| Owner-occupied | 6,026 |
| Renter-occupied | 3,699 |
| Average household size of owner-occupied unit | 2.43 |
| Average household size of renter-occupied unit | 2.00 |
| Occupied housing units | 9,725 |
| Moved in 2017 or later | 1,201 |
| Moved in 2015 to 2016 | 2,797 |
| Moved in 2010 to 2014 | 1,954 |
| Moved in 2000 to 2009 | 1,994 |
| Moved in 1990 to 1999 | 912 |
| Moved in 1989 and earlier | 867 |
| Owner-occupied units | 6,026 |
| Less than $50,000 | 501 |
| $50,000 to $99,999 | 622 |
| $100,000 to $149,999 | 1,015 |
| $150,000 to $199,999 | 1,432 |
| $200,000 to $299,999 | 1,402 |
| $300,000 to $499,999 | 768 |
| $500,000 to $999,999 | 258 |
| $1,000,000 or more | 28 |
| Median (dollars) | 174,900 |
| Owner-occupied units | 6,026 |
| Housing units with a mortgage | 3,302 |
| Housing units without a mortgage | 2,724 |
| Occupied units paying rent | 3,483 |
| Less than $500 | 557 |
| $500 to $999 | 2,037 |
| $1,000 to $1,499 | 647 |
| $1,500 to $1,999 | 134 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 108 |
| Median (dollars) | 822 |
| No rent paid | 216 |
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