Learn About
The Commemorative
Quarter for
The Commemorative Quarter for Indiana

Time Zone: Johnson County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

Johnson County was founded December 31, 1823.

From the Census Estimates for 2009, <1> Johnson had a population of 141,501 people. This is an increase of 22.82% since the last Census (which gave a population of 115,209 people in 2000).

At the time of the 2000 Census, Johnson represented 1.89% of the total population of Indiana, making it the state's 13th most populous county (out of 92 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
2010139,654+21.22%-1.31% since 2009
2009141,501+22.82%+1.27% since 2008
2008139,722+21.28%+2.24% since 2007
2000115,209The Last Census

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


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

Community 2009
(2009vs. 2000)
Greenwood   48,32036,03734.08% increase  
Franklin   23,59519,46321.23% increase  
New Whiteland   5,8664,57928.11% increase  
Whiteland   4,5023,95813.74% increase  
Bargersville   3,4622,12063.3% increase  

Websites for Johnson County

Official Website:   www.co.johnson.in.us/

If you know of a history or genealogy society whose interest includes Johnson 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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About Indiana

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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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