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The Commemorative
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Time Zone: Blaine County lies in the Mountain Time Zone (MST/MDT) and observes daylight saving time.

The community of Hailey is the Seat for Blaine County.

Blaine County was founded in 1895 and was created by taking area from County.

From the Census Estimates for 2009, <1> Blaine had a population of 22,328 people. This is an increase of 17.57% since the last Census (which gave a population of 18,991 people in 2000).

At the time of the 2000 Census, Blaine represented 1.47% of the total population of Idaho, making it the state's 17th 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
201021,376+12.56%-4.26% since 2009
200922,328+17.57%+1.1% since 2008
200822,086+16.3%+1.82% since 2007
200018,991The Last Census

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


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

Community 2009
(2009vs. 2000)
Hailey   8,0756,20030.24% increase  
Ketchum   3,3763,00312.42% increase  
Bellevue   2,2291,87618.82% increase  
Sun Valley   1,4831,4273.92% increase  
Carey   5385134.87% increase  

Websites for Blaine County

Official Website:   www.co.blaine.id.us/

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

Other Roadside Stops ...

About Idaho

Index of Cities, Towns and Villages for Idaho

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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