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The Commemorative
Quarter for
South Dakota
The Commemorative Quarter for South Dakota

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

The community of Madison is the Seat for Lake County.

Lake County was founded in 1873. Lake was created by taking area from Brookings and Counties.

From the Census Estimates for 2009, <1> Lake had a population of 11,994 people. This is an increase of 6.37% since the last Census (which gave a population of 11,276 people in 2000).

At the time of the 2000 Census, Lake represented 1.49% of the total population of South Dakota, making it the state's 16th 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
201011,200-0.67%-6.62% since 2009
200911,994+6.37%+1.29% since 2008
200811,841+5.01%+3.02% since 2007
200011,276The Last Census

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


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

Community 2009
(2009vs. 2000)
Madison   6,6056,5400.99% increase  
Ramona   1951902.63% increase  
Wentworth   1891880.53% increase  
Nunda   48472.13% increase  

Other Roadside Stops ...

About South Dakota

Visit our Community Index for South Dakota

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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