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The 2000 Census showed that Sainte Genevieve County had a population of 17,842 people. This represented 0.32% of the total population of Missouri, making it the state's 60th most populous county (out of 115 counties).

From the Census Estimates for 2009<1>, Sainte Genevieve had a population of 17,542 people. This is a decrease of 1.68% 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
201018,145+1.7%+3.44% since 2009
200917,542-1.68%-0.89% since 2008
200817,699-0.8%-0.73% since 2007
200517,876+0.19%-0.27% since 2004
200317,921+0.44%+0.31% since 2002
200217,866+0.13%-0.18% since 2001
200117,898+0.31%+0.31% since 2000
200017,842The Last Census

Sainte Genevieve County had 8,018 Housing Units<2> at the time of the 2000 Census.

The 2000 Census shows that Sainte Genevieve County has a total area<3> of 508 square miles [1,318 km²]. Of this total, 502 square miles [1,301 km²] of the area is land, with the balance (1.29%) being water (6.55 square miles [16.96 km²]).

Using the above population and land area values, Sainte Genevieve County had a population density of 35.51 people per square mile [13.71 people/km²], making it the state's 50th most densely populated county (out of 115 counties).

US Census QuickFacts

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

Click here for the Sainte Genevieve County QuickFact (QF-29186).

Below are some of the communities that are located in Sainte Genevieve County:

(2009 Est)
(2000 Census)
Change in

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

(2009 Est.)
(2000 Census)
Change in
Monroe (IL)QF-17133   N33,23627,61920.34%
Randolph (IL)QF-17157   NE32,68633,893-3.56%
JeffersonQF-29099   NW219,046198,09910.57%
PerryQF-29157   SE18,84718,1323.94%
Saint FrancoisQF-29187   W63,88455,64114.81%

The Mississippi River runs along the eastern border of the county.

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U.S. Census Bureau
Census QuickFact for Sainte Genevieve 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 Sainte Genevieve. 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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