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Welcome to Contra Costa County, CA
Zip Codes:
Cities:
Area Codes:
510 707 925
 People
Total population (2000) 948,816
Total urban population (2000) 929,007
Total rural population (2000) 19,809
Total white population (2000) 621,490
Total black population (2000) 88,813
American Indian & Alaska Native population (2000) 5,830
Total asian population (2000) 103,993
Native Hawaiian & Pacific Islander popualtion (2000) 3,466
Hispanic population (2000) 167,776
Total population over 18 yrs (2000) 697,022
White population over 18 yrs (2000) 475,933
Black population over 18 yrs (2000) 60,117
American Indian & Alaska Native population over 18 yrs (2000) 4,242
Asian population over 18 yrs (2000) 78,439
Native Hawaiian & Pacific Islander population over 18 yrs (2000) 2,324
Total male population (2000) 463,270
Total female population (2000) 485,546
Both sexes median age (2000) 36
Male median age (2000) 35
Female median age (2000) 38
Total population over 25 years old (2000) 625,641
Charts (click to view charts)
Male Age Distribution (2000)
Female Age Distribution (2000)
Foreign & Native Population (2000)
Male Education Attained (2000)
Female Education Attained (2000)
 Geography
Miles of land 720
Land area sq meters 1,864,651,611
Water area sq meters 212,906,588
Land area sq mi 720
Water area sq mi 82
Latitude 38
Longitude -122
 Economics
Average household size (2000) 3
Average family size (2000) 3
Median household income (1999) $63,675
Aggregate household income (1999) $28,819,569,400
Aggregate household income less than $200,000 (1999) $21,861,019,900
Aggregate household income $200,000 or more (1999) $6,958,549,500
Household's with no interest, dividends, or net rental income (2000) 153,355
Household's with social security income (2000) 77,906
Households with retirement income (2000) 61,478
Per capita income (1999) 30,615
Population with income level at or above poverty (1999) 866,735
Housing units (2000) 354,577
Housing units (2003) 370,892
Housing units (2004) 377,924
Housing units (2005) 383,328
Change in housing units from 2004 to 2005 5404
Percent change housing units from 2004 to 2005 1
Growth rank 735
Median house value (2000) 253,800
Charts (click to view charts)
Household Income Distribution (2000)
Family Income Distribution (2000)
Travel Time to Work (2000)
Workers 16 Years and Older Transportation To Work (2000)
Age Distribution Below Poverty (2000)
 Crime
Violent crime (2005) 637
Murder & nonnegligent manslaughter (2005) 11
Forcible rape (2005) 38
Robbery (2005) 159
Aggravated assault (2005) 429
Property crime (2005) 3,737
Burglary (2005) 1,019
Larceny-theft (2005) 2,690
Motor vehicle theft (2005) 28
Arson one (2005) 19