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The Commemorative
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The Commemorative Quarter for Missouri

The 2000 Census showed that Henry County had a population of 21,997 people. This represented 0.39% of the total population of Missouri, making it the state's 49th most populous county (out of 115 counties).

From the Census Estimates for 2009<1>, Henry had a population of 22,176 people. This is an increase of 0.81% 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.

YearPopulationChange
Since 2000
Year-to-Year Change
201022,272+1.25%+0.43% since 2009
200922,176+0.81% 
200822,171+0.79%-0.97% since 2007
200722,388+1.78%-0.32% since 2006
200622,460+2.1%+0.82% since 2005
200522,277+1.27%-0.48% since 2004
200422,384+1.76% 
200322,368+1.69%+0.98% since 2002
200222,151+0.7%-0.61% since 2001
200122,287+1.32%+1.32% since 2000
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200021,997The Last Census

Henry County had 10,261 Housing Units<2> at the time of the 2000 Census.

The 2000 Census shows that Henry County has a total area<3> of 732 square miles [1,897 km²]. Of this total, 702 square miles [1,819 km²] of the area is land, with the balance (4.1%) being water (30.07 square miles [77.9 km²]).

Using the above population and land area values, Henry County had a population density of 31.31 people per square mile [12.09 people/km²], making it the state's 55th 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 Henry County is available. The QuickFact also contains a comparison between Henry and the state of Missouri.

Click here for the Henry County QuickFact (QF-29083).

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

CommunityCensus
QuickFact
Population
(2009 Est)
Population
(2000 Census)
Change in
  Population
ClintonQF-29149869,3759,3110.69%

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

CountyCensus
QuickFact
DirectionPopulation
(2009 Est.)
Population
(2000 Census)
Change in
Population
BatesQF-29013   W16,76116,6530.65%
BentonQF-29015   E18,46117,1807.46%
CassQF-29037   NW100,18482,09222.04%
JohnsonQF-29101   N52,65748,2589.12%
PettisQF-29159   NE41,42139,4035.12%
Saint ClairQF-29185   S9,2769,652-3.9%

Other Roadside Stops ...

About Missouri

Communities in Missouri

Off-the-Road Links ...

U.S. Census Bureau
Census QuickFact for Henry 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 Henry. 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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