Learn About
The Commemorative
Quarter for
The Commemorative Quarter for Ohio

Time Zone: Washington County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Marietta is the Seat for Washington County.

Washington County is one of the original counties of Ohio and was founded July 27, 1788.

From the Census Estimates for 2009, <1> Washington had a population of 61,048 people. This is a decrease of 3.48% since the last Census (which gave a population of 63,251 people in 2000).

At the time of the 2000 Census, Washington represented 0.56% of the total population of Ohio, making it the state's 39th most populous county (out of 88 counties).

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
201061,778-2.33%+1.2% since 2009
200961,048-3.48%-0.25% since 2008
200861,200-3.24%-0.4% since 2007
200063,251The Last Census

More information can be found on the Washington County Census Page for Washington County.


Below are some of the communities located in Washington County (for more communities, please visit our Nearby Page for Washington County):

Community 2009
(2009vs. 2000)
Marietta   14,09414,5152.9% decrease  
Belpre   6,4706,6602.85% decrease  
Beverly   1,3191,2822.89% increase  
Matamoras   9009575.96% decrease  
Lowell   5856286.85% decrease  

Websites for Washington County

Official Website:   www.co.washington.oh.us/

If you know of a history or genealogy society whose interest includes Washington County, would you please send us the URL for their website? We would like to add their link to our Gazetteer. To contact us, please visit our Feedback Page.

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About Ohio

Cities, Towns and Villages of Ohio

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

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