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The Commemorative
Quarter for
The Commemorative Quarter for Iowa

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

The community of Rock Rapids is the Seat for Lyon County.

Lyon County was founded January 15, 1851 and was created by taking area from WoodburyCounty.

From the Census Estimates for 2009, <1> Lyon had a population of 11,172 people. This is a decrease of 5.02% since the last Census (which gave a population of 11,763 people in 2000).

At the time of the 2000 Census, Lyon represented 0.4% of the total population of Iowa, making it the state's 69th 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
201011,581-1.55%+3.66% since 2009
200911,172-5.02%-0.15% since 2008
200811,189-4.88%-0.35% since 2007
200011,763The Last Census

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


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

Community 2009
(2009vs. 2000)
Rock Rapids   2,4352,5735.36% decrease  
George   9541,0519.23% decrease  
Inwood   8408754% decrease  
Larchwood   7677882.66% decrease  
Doon   5195332.63% 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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