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The Commemorative
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The Commemorative Quarter for California

Time Zone: Humboldt County lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time.

The community of Eureka is the Seat for Humboldt County.

Humboldt County was founded May 12, 1853 and was created by taking area from TrinityCounty.

From the Census Estimates for 2009, <1> Humboldt had a population of 129,623 people. This is an increase of 2.45% since the last Census (which gave a population of 126,518 people in 2000).

At the time of the 2000 Census, Humboldt represented 0.37% of the total population of California, making it the state's 33rd most populous county (out of 58 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
2010134,623+6.41%+3.86% since 2009
2009129,623+2.45%+0.6% since 2008
2008128,852+1.84%+0.22% since 2007
2000126,518The Last Census

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


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

Community 2009
(2009vs. 2000)
Eureka   25,24526,1283.38% decrease  
Arcata   17,13316,6512.89% increase  
Fortuna   11,35610,4978.18% increase  
Rio Dell   3,1823,1740.25% increase  
Ferndale   1,3841,3820.14% increase  

Websites for Humboldt County

Official Website:   www.co.humboldt.ca.us/

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