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The Commemorative Quarter for Wyoming

The 2000 Census showed that Teton County had a population of 18,251 people. This represented 3.7% of the total population of Wyoming, making it the state's 10th most populous county (out of 23 counties).

From the Census Estimates for 2009<1>, Teton had a population of 20,710 people. This is an increase of 13.47% since the 2000 Census.

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
201021,294+16.67%+2.82% since 2009
200920,710+13.47%+0.82% since 2008
200820,541+12.55%+2.33% since 2007
200720,073+9.98%+2.07% since 2006
200619,666+7.75%+1.67% since 2005
200519,343+5.98%+0.55% since 2004
200419,238+5.41%+1.84% since 2003
200318,890+3.5%+0.87% since 2002
200218,727+2.61%+0.72% since 2001
200118,594+1.88%+1.88% since 2000
200018,251The Last Census

Teton County had 10,267 Housing Units<2> at the time of the 2000 Census.

The 2000 Census shows that Teton County has a total area<3> of 4,221 square miles [10,934 km²]. Of this total, 4,007 square miles [10,380 km²] of the area is land, with the balance (5.07%) being water (214 square miles [554 km²]).

Using the above population and land area values, Teton County had a population density of 4.55 people per square mile [1.76 people/km²], making it the state's 8th most densely populated county (out of 23 counties).

US Census QuickFacts

The Census Bureau has created documents containing demographic information that are called QuickFacts. A QuickFact that is specific to Teton County is available. The QuickFact also contains a comparison between Teton and the state of Wyoming.

Click here for the Teton County QuickFact (QF-56039).

Below are the counties that adjoin and form the boundaries of Teton County. A link to their specific Census QuickFact has been provided.

(2009 Est.)
(2000 Census)
Change in
Bonneville (ID)QF-16019   W101,32982,52222.79%
Fremont (ID)QF-16043   NW12,69111,8197.38%
Teton (ID)QF-16081   W9,3375,99955.64%
Gallatin (MT)QF-30031   N90,34367,83133.19%
FremontQF-56013   E38,71935,8048.14%
LincolnQF-56023   S16,99514,57316.62%
ParkQF-56029   NE27,97625,7868.49%
SubletteQF-56035   SE8,7925,92048.51%

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U.S. Census Bureau
Census QuickFact for Teton County

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>A Housing Unit is a broad term for those places where people live (whether occupied or temporarily vacant), such as a house, an apartment, a mobile home, or an area that is considered as a separate living quarter. Separate living quarters (consisting of one or more rooms) are considered to be those places where people live, sleep and eat separately from others and that have access to the outside (either directly or by a shared hallway).

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<3>The area value has been supplied by the US Census Bureau and it can be different than the geographic boundaries of Teton. The value given by the Census Bureau reflects their statistical (or sampling) requirements.

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<4>All Quarter-dollar coin images from the United States Mint.

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