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Contra Costa County
 

Decennial Census data
      1880-1940  |   1950-1960  |   1970-1990  |   2000-2010         More Census Bureau data here
                 
  Census 2000   Census 2010   2006-2010 ACS*
TOTAL POPULATION 121,780 100.0%   122,067 100.0%   121,326 100.0%
In households 120,426 98.9%   121,020 99.1%      
In group quarters 706 0.6%   1,047 0.9%      
           
RACE          
White 86,114 70.7%   78,767 64.5%      
Black or African American 3,706 3.0%   4,371 3.6%      
American Indian and Alaska Native 929 0.8%   852 0.7%      
Asian 11,438 9.4%   13,538 11.1%      
Native Hawaiian and Other Pacific Islander 612 0.5%   816 0.7%      
Some other race 11,752 9.7%   15,969 13.1%      
Two or more races 7,229 5.9%   7,754 6.4%      
           
HISPANIC OR LATINO AND RACE          
Hispanic or Latino (of any race) 26,560 21.8%   37,311 30.6%      
Not Hispanic or Latino 95,220 78.2%   84,756 69.4%      
White 74,119 60.9%   61,416 50.3%      
Black or African American 3,530 2.9%   3,991 3.3%      
American Indian and Alaska Native 580 0.5%   366 0.3%      
Asian 11,264 9.2%   13,219 10.8%      
Native Hawaiian and Other Pacific Islander 551 0.5%   744 0.6%      
Some other race 319 0.3%   325 0.3%      
Two or more races 4,857 4.0%   4,695 3.8%      
           
SEX          
Male 60,147 49.4%   60,659 49.7%      
Female 61,633 50.6%   61,408 50.3%      
           
AGE          
Under 5 years 8,625 7.1%   8,306 6.8%      
5 to 17 years 22,218 18.3%   19,694 16.1%      
18 to 64 years 77,871 63.9%   79,683 65.3%      
65 years and over 13,006 10.7%   14,384 11.8%      
Median age 35.1 X   37.0 X      
           
HOUSEHOLDS          
Total households 44,020 100.0%   44,278 100.0%      
Family households 30,322 68.9%   30,074 67.9%      
Families with children under 18 15,144 34.4%   13,869 31.3%      
Average household size 2.74 X   2.73 X      
Average family size 3.22 X   3.22 X      
           
HOUSING OCCUPANCY          
Total housing units 45,083 100.0%   47,125 100.0%   48,071 100.0%
Occupied housing units 44,020 97.6%   44,278 94.0%   44,919 93.4%
Owner-occupied housing units 27,542 62.6%   27,069 61.1%   28,233 62.9%
Renter-occupied housing units 16,478 37.4%   17,209 38.9%   16,686 37.1%
Vacant housing units 1,063 2.4%   2,847 6.0%   3,152 6.6%
1 unit, detached housing 26,882 59.8%   27,862 58.0%
Median value owner occupied unit (dollars) 233,700 X         470,200 X
Median gross rent (dollars) 880 X         1,188 X
       
PLACE OF BIRTH BY CITIZENSHIP STATUS      
Native 93,232 76.6%         88,772 73.2%
Foreign born 28,478 23.4%         32,554 26.8%
Naturalized citizen 10,410 8.6%         13,017 10.7%
Not a citizen 18,068 14.8%         19,537 16.1%
       
INCOME AND POVERTY IN 1999        
Median household income (dollars) 55,597 X         65,123 X
Median family income (dollars) 62,093 X         75,275 X
Per capita income (dollars) 24,727 X         31,029 X
Individuals in poverty 9,151 7.6%         11,633 9.6%
       
EDUCATIONAL ATTAINMENT      
Population 25 and over 80,130 100.0%         82,209 100.0%
High school graduate 18,560 23.2%           23.2%
Bachelor's degree 14,998 18.7%           20.6%
Graduate or professional degree 5,765 7.2%           9.8%
       
COMMUTING TO WORK      
Mean travel time to work (minutes) 31.9 X         29.5 X
       
MEANS OF TRANSPORTATION TO WORK FOR WORKERS 16 YEARS AND OVER      
Total 58,700 100.0%         60,469 100.0%
Car, truck, or van: 48,825 83.2%         49,058 81.1%
Drove alone 40,508 69.0%         41,560 68.7%
Carpooled 8,317 14.2%         7,498 12.4%
Public transportation (Census 2000 includes taxicabs, ACS excludes them) 5,662 9.6%         6,060 10.0%
Bus or trolley bus 1,205 2.1%         1,639 2.7%
Streetcar or trolley car 42 0.1%         159 0.3%
Subway or elevated 3,843 6.5%         3,560 5.9%
Railroad 439 0.7%         702 1.2%
Ferryboat 0 0.0%         0 0.0%
Taxicab 133 0.2%         26 0.0%
Motorcycle 135 0.2%         121 0.2%
Bicycle 592 1.0%         641 1.1%
Walked 1,015 1.7%         1,526 2.5%
Other means 584 1.0%         595 1.0%
Worked at home 1,887 3.2%         2,442 4.0%
         
DETAILED PLACE TO PLACE COMMUTING (in Excel)        
           
LABOR AND EMPLOYMENT BY OCCUPATION          
Employed civilian population 16 years and over 59,655 100.0%         62,173 100.0%
Management, professional and related 20,275 34.0%         20,559 33.1%
Service 10,599 17.8%         13,009 20.9%
Sales and office 16,667 27.9%         17,282 27.8%
Farming, fishing & forestry 51 0.1%         Included in following category  
Construction, extraction, and maintenance 6,490 10.9%         5,990 9.6%
Production, transportation, and material moving 5,573 9.3%         5,333 8.6%
       
CLASS OF WORKER          
Self-employed workers 4,557 7.6%         4,648 7.5%
 
 
                Source: Census 2000 SF1, SF3, DP1-DP4, CTPP, Census 2010 DP-1, American Community Survey 2006-2010
 
                      * Go to tables in American Factfinder to view information on methodology and margins of error
 

Decennial Census data
      1880-1940  |   1950-1960  |   1970-1990  |   2000-2010


Areas within cities What are areas within cities?

Bay Area Census 2000 tracts (.xls)What are census tracts?
 



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