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The Commemorative Quarter for South Dakota

The 2000 Census showed that Yankton County had a population of 21,652 people. This represented 2.87% of the total population of South Dakota, making it the state's 9th most populous county (out of 66 counties).

From the Census Estimates for 2009<1>, Yankton had a population of 21,986 people. This is an increase of 1.54% since the 2000 Census.

The following table shows the recent changes in population. Other than 2000, the population counts have been estimated by the Census Bureau.

YearPopulationChange
Since 2000
Year-to-Year Change
201022,438+3.63%+2.06% since 2009
200921,986+1.54%+0.47% since 2008
200821,883+1.07%+0.8% since 2007
200721,710+0.27%+0.24% since 2006
200621,658  
200521,617-0.16%-0.24% since 2004
200421,670  
200321,529-0.57%+0.22% since 2002
200221,482-0.79% 
200121,471-0.84%-0.84% since 2000
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200021,652The Last Census

Yankton County had 8,840 Housing Units<2> at the time of the 2000 Census.

The 2000 Census shows that Yankton County has a total area<3> of 532 square miles [1,379 km²]. Of this total, 521 square miles [1,350 km²] of the area is land, with the balance (2.08%) being water (11.07 square miles [28.66 km²]).

Using the above population and land area values, Yankton County had a population density of 41.51 people per square mile [16.03 people/km²], making it the state's 3rd most densely populated county (out of 66 counties).

US Census QuickFacts

The Census Bureau has created documents containing demographic information that are called QuickFacts. A QuickFact that is specific to Yankton County is available. The QuickFact also contains a comparison between Yankton and the state of South Dakota.

Click here for the Yankton County QuickFact (QF-46135).

Below are some of the communities that are located in Yankton County:

CommunityCensus
QuickFact
Population
(2009 Est)
Population
(2000 Census)
Change in
  Population
YanktonQF-467306013,86613,5282.5%

Below are the counties that adjoin and form the boundaries of Yankton County. A link to their specific Census QuickFact has been provided.

CountyCensus
QuickFact
DirectionPopulation
(2009 Est.)
Population
(2000 Census)
Change in
Population
Cedar (NE)QF-31027   S8,3629,615-13.03%
Knox (NE)QF-31107   SW8,3789,374-10.63%
Bon HommeQF-46009   W6,9957,260-3.65%
ClayQF-46027   E13,49013,537-0.35%
HutchinsonQF-46067   NW7,1248,075-11.78%
TurnerQF-46125   NE8,2378,849-6.92%

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U.S. Census Bureau
Census QuickFact for Yankton County

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2000 Census and the next count will be for the 2010 Census.

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<2>A Housing Unit is a broad term for those places where people live (whether occupied or temporarily vacant), such as a house, an apartment, a mobile home, or an area that is considered as a separate living quarter. Separate living quarters (consisting of one or more rooms) are considered to be those places where people live, sleep and eat separately from others and that have access to the outside (either directly or by a shared hallway).

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<3>The area value has been supplied by the US Census Bureau and it can be different than the geographic boundaries of Yankton. The value given by the Census Bureau reflects their statistical (or sampling) requirements.

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<4>All Quarter-dollar coin images from the United States Mint.

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