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The Commemorative
Quarter for
The Commemorative Quarter for Missouri

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

Clay County was founded in 1822 and was created by taking area from RayCounty.

From the Census Estimates for 2009, <1> Clay had a population of 228,358 people. This is an increase of 24.1% since the last Census (which gave a population of 184,006 people in 2000).

At the time of the 2000 Census, Clay represented 3.29% of the total population of Missouri, making it the state's 6th most populous county (out of 115 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
2010221,939+20.62%-2.81% since 2009
2009228,358+24.1%+2.23% since 2008
2008223,370+21.39%+2.35% since 2007
2000184,006The Last Census

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


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

Community 2009
(2009vs. 2000)
Independence   121,180113,2886.97% increase  
Liberty   32,07926,23222.29% increase  
Gladstone   29,60326,36512.28% increase  
Excelsior Springs   12,57510,84715.93% increase  
Kearney   9,0645,47265.6% increase  

Websites for Clay County

Official Website:   www.claycogov.com/

If you know of a history or genealogy society whose interest includes Clay 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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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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