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The Commemorative Quarter for Missouri

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

The community of Saint Charles is the Seat for Saint Charles County.

Saint Charles County is one of the original counties of Missouri and was founded in 1812.

From the Census Estimates for 2009, <1> Saint Charles had a population of 355,367 people. This is an increase of 25.18% since the last Census (which gave a population of 283,883 people in 2000).

At the time of the 2000 Census, Saint Charles represented 5.07% of the total population of Missouri, making it the state's 3rd 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
2010360,485+26.98%+1.44% since 2009
2009355,367+25.18%+1.65% since 2008
2008349,595+23.15%+1.68% since 2007
2000283,883The Last Census

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


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

Community 2009
(2009vs. 2000)
O'Fallon   78,85046,16970.8% increase  
Saint Charles   65,65560,3218.84% increase  
Saint Peters   56,38551,3819.74% increase  
Wentzville   24,4076,896253.9% increase  
Lake Saint Louis   14,33810,16941% increase  

Websites for Saint Charles County

Official Website:   www.saintcharlescounty.org/

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