County Of Contra Costa (ca)
Recent News About County Of Contra Costa (ca)
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Census Bureau: More women than men in Contra Costa County in 2021
Of the 1,161,643 people living in Contra Costa County, California in 2021, 50.8% (590,637) were women and 49.2% (571,006) were men, according to U.S. Census Bureau data obtained by East Contra Costa News.