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The Commemorative
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The Commemorative Quarter for Kansas

The 2000 Census showed that Atchison County had a population of 16,774 people. This represented 0.62% of the total population of Kansas, making it the state's 32nd most populous county (out of 105 counties).

From the Census Estimates for 2009<1>, Atchison had a population of 16,411 people. This is a decrease of 2.16% 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
201016,924+0.89%+3.13% since 2009
200916,411-2.16%+0.23% since 2008
200816,374-2.38%-0.44% since 2007
200716,447-1.95%-0.61% since 2006
200616,548-1.35%-0.11% since 2005
200516,567-1.23%-0.8% since 2004
200216,699-0.45%-0.55% since 2001
200116,792+0.11%+0.11% since 2000
200016,774The Last Census

Atchison County had 6,818 Housing Units<2> at the time of the 2000 Census.

The 2000 Census shows that Atchison County has a total area<3> of 435 square miles [1,126 km²]. Of this total, only a minor amount of that area is covered by water (2.7 square miles [7 km²]).

Using the above population and land area values, Atchison County had a population density of 38.8 people per square mile [14.98 people/km²], making it the state's 19th most densely populated county (out of 105 counties).

US Census QuickFacts

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

Click here for the Atchison County QuickFact (QF-20005).

Below are some of the communities that are located in Atchison County:

(2009 Est)
(2000 Census)
Change in

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

(2009 Est.)
(2000 Census)
Change in
BrownQF-20013   NW9,92710,724-7.43%
DoniphanQF-20043   N7,6248,249-7.58%
JacksonQF-20085   W13,41212,6575.97%
JeffersonQF-20087   S18,20718,426-1.19%
LeavenworthQF-20103   SE75,22768,6919.52%
Buchanan (MO)QF-29021   NE89,85685,9984.49%
Platte (MO)QF-29165   SE90,68873,78122.92%

Other Roadside Stops ...

About Kansas

Index of Cities, Towns and Villages for Kansas

Off-the-Road Links ...

U.S. Census Bureau
Census QuickFact for Atchison 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 Atchison. 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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