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Time Zone: Twin Falls County lies in the Mountain Time Zone (MST/MDT) and observes daylight saving time.

The community of Twin Falls is the Seat for Twin Falls County.

Twin Falls County was founded in 1907 and was created by taking area from CassiaCounty.

From the Census Estimates for 2009, <1> Twin Falls had a population of 75,296 people. This is an increase of 17.13% since the last Census (which gave a population of 64,284 people in 2000).

At the time of the 2000 Census, Twin Falls represented 4.97% of the total population of Idaho, making it the state's 6th most populous county (out of 44 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
201077,230+20.14%+2.57% since 2009
200975,296+17.13%+1.45% since 2008
200874,218+15.45%+1.8% since 2007
200064,284The Last Census

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


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

Community 2009
(2009vs. 2000)
Twin Falls   42,74134,46924% increase  
Buhl   4,1093,9853.11% increase  
Kimberly   3,2482,61424.25% increase  
Filer   2,2271,62037.47% increase  
Hansen   1,0519708.35% increase  

Websites for Twin Falls County

Official Website:   www.twinfallscounty.org/

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