Learn About
The Commemorative
Quarter for
The Commemorative Quarter for Idaho

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

The community of Rexburg is the Seat for Madison County.

Madison County was founded in 1913 and was created by taking area from FremontCounty.

From the Census Estimates for 2009, <1> Madison had a population of 38,440 people. This is an increase of 39.95% since the last Census (which gave a population of 27,467 people in 2000).

At the time of the 2000 Census, Madison represented 2.12% of the total population of Idaho, making it the state's 12th 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
201037,536+36.66%-2.35% since 2009
200938,440+39.95%+0.54% since 2008
200838,235+39.2%+2.89% since 2007
200027,467The Last Census

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


Websites for Madison County

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

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