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The 2000 Census showed that Kitsap County had a population of 231,969 people. This represented 3.94% of the total population of Washington, making it the state's 6th most populous county (out of 39 counties).

From the Census Estimates for 2009<1>, Kitsap had a population of 240,862 people. This is an increase of 3.83% 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
2010251,133+8.26%+4.26% since 2009
2009240,862+3.83%+0.42% since 2008
2008239,865+3.4%+0.75% since 2007
2007238,087+2.64%-0.61% since 2006
2006239,543+3.27%+1.6% since 2005
2005235,769+1.64%-1.48% since 2004
2004239,311+3.17%+0.14% since 2003
2003238,988+3.03%+1.48% since 2002
2002235,499+1.52%+0.92% since 2001
2001233,348+0.59%+0.59% since 2000
2000231,969The Last Census

Kitsap County had 92,644 Housing Units<2> at the time of the 2000 Census.

The 2000 Census shows that Kitsap County has a total area<3> of 565 square miles [1,465 km²]. Of this total, 396 square miles [1,025 km²] of the area is land, with the balance (30.04%) being water (170 square miles [440.3 km²]).

Using the above population and land area values, Kitsap County had a population density of 585 people per square mile [226.2 people/km²], making it the state's 2nd most densely populated county (out of 39 counties).

US Census QuickFacts

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

Click here for the Kitsap County QuickFact (QF-53035).

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

(2009 Est)
(2000 Census)
Change in
Bainbridge IslandQF-530373621,98120,3088.24%
Port OrchardQF-53557858,0177,6934.21%

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

(2009 Est.)
(2000 Census)
Change in
IslandQF-53029   N81,05471,55813.27%
JeffersonQF-53031   NW29,67625,95314.35%
KingQF-53033   E1,916,4411,737,03410.33%
MasonQF-53045   SW58,01649,40517.43%
PierceQF-53053   S796,836700,82013.7%

Most of the county is surrounded by Pudget Sound.

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U.S. Census Bureau
Census QuickFact for Kitsap 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 Kitsap. 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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