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

The community of Cedar Rapids is the Seat for Linn County.

Linn County was founded December 21, 1837.

From the Census Estimates for 2009, <1> Linn had a population of 209,226 people. This is an increase of 9.14% since the last Census (which gave a population of 191,701 people in 2000).

At the time of the 2000 Census, Linn represented 6.55% of the total population of Iowa, making it the state's 2nd 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
2010211,226+10.19%+0.96% since 2009
2009209,226+9.14%+0.67% since 2008
2008207,839+8.42%+1.25% since 2007
2000191,701The Last Census

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


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

Community 2009
(2009vs. 2000)
Cedar Rapids   127,764120,7585.8% increase  
Marion   33,45226,29427.22% increase  
Hiawatha   6,6976,4803.35% increase  
Mount Vernon   4,1853,39023.45% increase  
Robins   2,9601,80663.9% increase  

Websites for Linn County

Official Website:   www.co.linn.ia.us/

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