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The Commemorative
Quarter for
The Commemorative Quarter for Kansas

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

The community of Wichita is the Seat for Sedgwick County.

Sedgwick County was founded February 26, 1867 and was created by taking area from ButlerCounty.

From the Census Estimates for 2009, <1> Sedgwick had a population of 490,864 people. This is an increase of 8.39% since the last Census (which gave a population of 452,869 people in 2000).

At the time of the 2000 Census, Sedgwick represented 16.85% of the total population of Kansas, making it the state's most populous county (out of 105 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
2010498,365+10.05%+1.53% since 2009
2009490,864+8.39%+1.77% since 2008
2008482,317+6.5%+1.52% since 2007
2000452,869The Last Census

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


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

Community 2009
(2009vs. 2000)
Wichita   372,186344,2848.1% increase  
Derby   22,92317,80728.73% increase  
Haysville   10,4968,50223.45% increase  
Park City   8,0295,81438.1% increase  
Bel Aire   6,8735,83617.77% increase  

Websites for Sedgwick County

Official Website:   www.sedgwickcounty.org/

If you know of a history or genealogy society whose interest includes Sedgwick County, would you please send us the URL for their website? We would like to add their link to our Gazetteer. To contact us, please visit our Feedback Page.

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About Kansas

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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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