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

The community of Charleston is the Seat for Coles County.

Coles County was founded in 1830. Coles was created by taking area from Clark and Counties.

From the Census Estimates for 2009, <1> Coles had a population of 52,065 people. This is a decrease of 2.13% since the last Census (which gave a population of 53,196 people in 2000).

At the time of the 2000 Census, Coles represented 0.43% of the total population of Illinois, making it the state's 27th most populous county (out of 102 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
201053,873+1.27%+3.47% since 2009
200852,111-2.04%-0.3% since 2007
200053,196The Last Census

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


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

Community 2009
(2009vs. 2000)
Charleston   21,71021,0393.19% increase  
Mattoon   17,12018,2916.4% decrease  
Oakland   9339966.33% decrease  
Ashmore   7518097.17% decrease  
Humboldt   4634813.74% decrease  

Websites for Coles County

Official Website:   www.co.coles.il.us/

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