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Time Zone: Clark County lies in the Central Time Zone (CST/CDT) and observes daylight saving time.

The community of Clark is the Seat for Clark County.

Clark County was founded in 1873 and was created by taking area from HansonCounty.

From the Census Estimates for 2009, <1> Clark had a population of 3,431 people. This is a decrease of 17.19% since the last Census (which gave a population of 4,143 people in 2000).

At the time of the 2000 Census, Clark represented 0.55% of the total population of South Dakota, making it the state's 42nd most populous county (out of 66 counties).

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

Since 2000
Year-to-Year Change
20103,691-10.91%+7.58% since 2009
20093,431-17.19%-1.32% since 2008
20083,477-16.08%-0.71% since 2007
20004,143The Last Census

More information can be found on the Clark County Census Page for Clark County.


Below are some of the communities located in Clark County (for more communities, please visit our Nearby Page for Clark County):

Community 2009
(2009vs. 2000)
Clark   1,0441,28518.75% decrease  
Willow Lake   23429420.41% decrease  
Bradley   9011219.64% decrease  
Raymond   698619.77% decrease  
Vienna   637819.23% decrease  

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

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