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Contra Costa County
 

Decennial Census data
      1860-1940  |   1950-1960  |   1970-1990  |   2000-2010
           
  Census 2000   Census 2010
TOTAL POPULATION 948,816 100.0%   1,049,025 100.0%
In households 937,479 98.8%   1,038,711 99.0%
In group quarters 11,337 1.2%   10,314 1.0%
   
RACE  
White 621,490 65.5%   614,512 58.6%
Black or African American 88,813 9.4%   97,161 9.3%
American Indian and Alaska Native 5,830 0.6%   6,122 0.6%
Asian 103,993 11.0%   151,469 14.4%
Native Hawaiian and Other Pacific Islander 3,466 0.4%   4,845 0.5%
Some other race 76,510 8.1%   112,691 10.7%
Two or more races 48,714 5.1%   62,225 5.9%
   
HISPANIC OR LATINO AND RACE  
Hispanic or Latino (of any race) 167,776 17.7%   255,560 24.4%
Not Hispanic or Latino 781,040, 82.3%   793,465 75.6%
White 549,409 57.9%   500,923 47.8%
Black or African American 86,851 9.2%   93,604 8.9%
American Indian and Alaska Native 3,648 0.4%   2,984 0.3%
Asian 102,681 10.8%   148,881 14.2%
Native Hawaiian and Other Pacific Islander 3,157 0.3%   4,382 0.4%
Some other race 2,636 0.2%   3,122 0.3%
Two or more races 32,658 3.4%   39,569 3.8%
   
SEX  
Male 463,270 48.8%   511,526 48.8%
Female 485,546 51.2%   537,499 51.2%
   
AGE  
Under 5 years 66,128 7.0%   67,018 6.4%
5 to 17 years 185,666 19.6%   193,487 18.4%
18 to 64 years 589,750 62.2%   658,082 62.7%
65 years and over 107,272 11.3%   130,438 12.4%
Median age 36.4 X   38.5 X
   
HOUSEHOLDS  
Total households 344,129 100.0%   375,364 100.0%
Family households 242,233 70.4%   265,280 70.7%
Families with children under 18 121,884 35.4%   126,893 33.8%
Average household size 2.72 X   2.77 X
Average family size 3.23 X   3.26 X
   
HOUSING OCCUPANCY  
Total housing units 354,577 100.0%   400,263 100.0%
Occupied housing units 344,129 97.1%   375,364 93.8%
Owner-occupied housing units 238,449 69.3%   251,904 67.1%
Renter-occupied housing units 105,680 30.7%   123,460 32.9%
Vacant housing units 10,448 2.9%   24,899 6.2%
1 unit, detached housing 232,050 65.4%   See  American Community Survey  for more data
Median value owner occupied unit (dollars) 267,800 X      
Median gross rent (dollars) 898 X      
   
PLACE OF BIRTH BY CITIZENSHIP STATUS  
Native 768,328 81.0%      
Foreign born 180,488 19.0%      
Naturalized citizen 82,317 8.7%      
Not a citizen 98,171 10.3%      
   
INCOME AND POVERTY IN 1999    
Median household income (dollars) 63,675 X      
Median family income (dollars) 73,039 X      
Per capita income (dollars) 30,615 X      
Individuals in poverty 71,575 7.6%      
   
EDUCATIONAL ATTAINMENT  
Population 25 and over 625,641 100.0%      
High school graduate 123,956 19.8%      
Bachelor's degree 142,909 22.8%      
Graduate or professional degree 76,139 12.2%      
   
COMMUTING TO WORK  
Mean travel time to work (minutes) 34.4 X      
   
MEANS OF TRANSPORTATION TO WORK FOR WORKERS 16 YEARS AND OVER  
Total 442,008 100.0%      
Car, truck, or van: 370,055 83.7%      
Drove alone 310,286 70.2%      
Carpooled 59,769 13.5%      
Public transportation (Census 2000 includes taxicabs, ACS excludes them) 39,652 9.0%      
Bus or trolley bus 8,135 1.8%      
Streetcar or trolley car 378 0.1%      
Subway or elevated 27,952 6.3%      
Railroad 2,678 0.6%      
Ferryboat 115 0.0%      
Taxicab 394 0.1%      
Motorcycle 838 0.2%      
Bicycle 2,085 0.5%      
Walked 6,631 1.5%      
Other means 3,771 0.9%      
Worked at home 18,976 4.3%      
   
LABOR AND EMPLOYMENT BY OCCUPATION  
Employed civilian population 16 years and over 451,357 100.0%      
Management, professional and related 185,100 41.0%      
Service 60,299 13.4%      
Sales and office 126,183 28.8%      
Farming, fishing & forestry 937 0.2%      
Construction, extraction, and maintenance 40,341 8.9%      
Production, transportation, and material moving 38,497 8.5%      
   
CLASS OF WORKER      
Self-employed workers 38,535 8.5%      
 
 
                Source: Census 2000 SF1, SF3, DP1-DP4, Census 2010 DP-1
 
 

Decennial Census data
      1860-1940  |   1950-1960  |   1970-1990  |   2000-2010


Cities in Contra Costa County:
Antioch       Brentwood       Clayton       Concord       Danville       El Cerrito       Hercules       Lafayette       Martinez       Moraga       Oakley       Orinda       Pinole       Pittsburg       Pleasant Hill       Richmond       San Pablo       San Ramon       Walnut Creek      
 



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