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Orinda, California Map and Directory


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Contra Costa County, California locator map According to the United States Census Bureau, Orinda is a City that is located in Contra Costa County, California at 37.88 degrees North and 122.18 degrees West.  The city's time zone is America/Los Angeles, and the city's primary telephone area code is 925.  The land area of Orinda is about 12.85 square miles, whereas the water area of the city is about 0.01 square miles.  Contra Costa County's land area is about 716 square miles, so the city occupies about 1.8 percent of the county's total land area.

The Census Bureau estimates that Orinda had about 19,730 residents in 2017, which is approximately 1,535 people per square mile of land area. 

According to recent American Community Survey data, Orinda had 6,647 total estimated households and the median household income was about $166,866 per year. 

The California counties map at upper right shows Contra Costa County, highlighted in red.  Use the menu below to display interactive maps of Orinda, either in a frame on this page or in full-screen mode. 

Use the menu below to display categorized Orinda directories. 

Orinda Directory Page: Architects

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