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The Commemorative
Quarter for
The Commemorative Quarter for Iowa

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

The community of Atlantic is the Seat for Cass County.

Cass County was founded January 15, 1851 and was created by taking area from PottawattamieCounty.

From the Census Estimates for 2009, <1> Cass had a population of 13,758 people. This is a decrease of 6.31% since the last Census (which gave a population of 14,684 people in 2000).

At the time of the 2000 Census, Cass represented 0.5% of the total population of Iowa, making it the state's 55th most populous county (out of 99 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
201013,956-4.96%+1.44% since 2009
200913,758-6.31%-0.39% since 2008
200813,812-5.94%-0.42% since 2007
200014,684The Last Census

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


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

Community 2009
(2009vs. 2000)
Atlantic   6,7287,2577.29% decrease  
Anita   1,1261,0497.34% increase  
Griswold   9411,0399.43% decrease  
Lewis   4264382.74% decrease  
Massena   3924145.31% decrease  

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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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