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1970-1990 Data
Contra Costa County
           
  Census 2000   2006 ACS Estimates
TOTAL POPULATION 948,816 100.0%   1,024,319 100.0%
In households 937,479 98.8%   N/A
In group quarters 11,337 1.2%   N/A
   
RACE  
White 621,490 65.5%   611,204 59.7%
Black or African American 88,813 9.4%   94,010 9.2%
American Indian and Alaska Native 5,830 0.6%   4,428 0.4%
Asian 103,993 11.0%   136,508 13.3%
Native Hawaiian and Other Pacific Islander 3,466 0.4%   4,351 0.4%
Some other race 76,510 8.1%   133,332 13.0%
Two or more races 48,714 5.1%   40,486 4.0%
   
HISPANIC OR LATINO AND RACE  
Hispanic or Latino (of any race) 167,776 17.7%   224,134 21.9%
Not Hispanic or Latino 781,040, 82.3%   800,185 78.1%
White 549,409 57.9%   530,288 51.8%
Black or African American 86,851 9.2%   92,863 9.1%
American Indian and Alaska Native 3,648 0.4%   2,720 0.3%
Asian 102,681 10.8%   135,351 13.2%
Native Hawaiian and Other Pacific Islander 3,157 0.3%   4,316 0.4%
Some other race 2,636 0.2%   5,785 0.6%
Two or more races 32,658 3.4%   28,862 2.8%
   
PLACE OF BIRTH BY CITIZENSHIP STATUS  
Native 768,328 81.0%   782,803 76.4%
Foreign born 180,488 19.0%   241,516 23.6%
Naturalized citizen 82,317 8.7%   119,331 11.6%
Not a citizen 98,171 10.3%   122,185 11.9%
   
SEX  
Male 463,270 48.8%   502,811 49.1%
Female 485,546 51.2%   521,508 50.9%
   
AGE  
Under 5 years 66,128 7.0%   66,230 6.5%
5 to 17 years 185,666 19.6%   189,147 18.5%
18 to 64 years 589,750 62.2%   650,698 63.5%
65 years and over 107,272 11.3%   118,244 11.5%
Median age 36.4 X   37.5 X
   
HOUSEHOLDS  
Total households 344,129 100.0%   359,371 100.0%
Family households 242,233 70.4%   251,755 70.1%
Families with children under 18 121,884 35.4%   122,327 34.0%
Average household size 2.72 X   2.81 X
Average family size 3.23 X   3.36 X
   
HOUSING OCCUPANCY  
Total housing units 354,577 100.0%   389,134 100.0%
Occupied housing units 344,129 97.1%   359,371 92.4%
Owner-occupied housing units 238,449 69.3%   258,877 72.0%
Renter-occupied housing units 105,680 30.7%   100,494 28.0%
Vacant housing units 10,448 2.9%   29,763 7.6%
1 unit, detached housing 232,050 65.4%   260,967 67.1%
Median value owner occupied unit (dollars) 267,800 X   641,900 X
Median gross rent (dollars) 898 X   1,176 X
   
INCOME AND POVERTY IN 1999   PAST 12 MONTHS
Median household income (dollars) 63,675 X   74,241 X
Median family income (dollars) 73,039 X   85,737 X
Per capita income (dollars) 30,615 X   35,790 X
Individuals in poverty 71,575 7.6%   79,636 7.8%
   
EDUCATIONAL ATTAINMENT  
Population 25 and over 625,641 100.0%   676,212 100.0%
High school graduate 123,956 19.8%   137,295 20.3%
Bachelor's degree 142,909 22.8%   160,729 23.8%
Graduate or professional degree 76,139 12.2%   90,809 13.4%
   
COMMUTING TO WORK  
Mean travel time to work (minutes) 34.4 X   31.9 X
   
MEANS OF TRANSPORTATION TO WORK FOR WORKERS 16 YEARS AND OVER  
Total 442,008 100.0%   482,815 100.0%
Car, truck, or van: 370,055 83.7%   397,184 82.3%
Drove alone 310,286 70.2%   340,601 70.5%
Carpooled 59,769 13.5%   56,583 11.7%
Public transportation (Census 2000 includes taxicabs, ACS excludes them) 39,652 9.0%   43,812 9.1%
Bus or trolley bus 8,135 1.8%   11,487 2.4%
Streetcar or trolley car 378 0.1%   279 0.1%
Subway or elevated 27,952 6.3%   27,837 5.8%
Railroad 2,678 0.6%   4,209 0.9%
Ferryboat 115 0.0%   0 0.0%
Taxicab 394 0.1%   180 0.0%
Motorcycle 838 0.2%   1,607 0.3%
Bicycle 2,085 0.5%   2,187 0.5%
Walked 6,631 1.5%   8,033 1.7%
Other means 3,771 0.9%   4,548 0.9%
Worked at home 18,976 4.3%   25,264 5.2%
   
LABOR AND EMPLOYMENT BY OCCUPATION  
Employed civilian population 16 years and over 451,357 100.0%   498,454 100.0%
Management, professional and related 185,100 41.0%   202,795 40.7%
Service 60,299 13.4%   72,613 14.6%
Sales and office 126,183 28.8%   133,676 26.8%
Farming, fishing & forestry 937 0.2%   706 0.1%
Construction, extraction, and maintenance 40,341 8.9%   48,111 9.7%
Production, transportation, and material moving 38,497 8.5%   40,553 8.1%
   
CLASS OF WORKER      
Self-employed workers 38,535 8.5%   45,893 9.2%
 
 
                Source: Census 2000 SF1, SF3, DP1-DP4, 2006 American Community Survey
 
 
Census 2000 data in PDF or Excel

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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MTC-ABAG Library, 101 Eighth St., Oakland, CA 94607
510-817-5836, library@mtc.ca.gov
Updated October 1, 2003