Bay Area Census Metropolitan Transportation Commission (MTC)Association of Bay Area Governments (ABAG)
HomeContact
CaliforniaBay AreaCountiesCitiesTracts/Blocks
TransportationHistorical DataMapsLinksFAQ
 
City of San Ramon
Contra Costa County
 

Decennial Census data
      1970-1990  |   2000-2010
            In excel: 1970-2010

1970 Census 1980 Census 1990 Census
TOTAL POPULATION 4,084 100.0% TOTAL POPULATION 22,356 100.0% TOTAL POPULATION 35,303 100.0%
  
RACE RACE RACE
White 3,981 97.5% White 20,570 92.0% White 30,871 87.4%
Negro 15 0.4% Black 266 1.2% Black 642 1.8%
Indian 26 0.6% American Indian, Eskimo, and Aleut 80 0.4% American Indian, Eskimo, or Aleut 76 0.2%
Eskimo 0 0.0% Eskimo 5 0.0%
Aleut 0 0.0% Aleut 0 0.0%
Asian and Pacific Islander 1,035 4.6% Asian or Pacific Islander 3,214 9.1%
Asian 3,151 8.9%
Japanese 27 0.7% Japanese 169 0.8% Japanese 195 0.6%
Chinese 10 0.2% Chinese 362 1.6% Chinese 1,338 3.8%
Filipino 2 0.0% Filipino 158 0.7% Filipino 809 2.3%
Korean 124 0.6% Korean 226 0.6%
Asian Indian 48 0.2% Asian Indian 353 1.0%
Vietnamese 30 0.1% Vietnamese 53 0.2%
Cambodian 0 0.0%
Hmong 0 0.0%
Laotian 0 0.0%
Thai 56 0.2%
Other Asian 121 0.3%
Pacific Islander 63 0.2%
Polynesian 43 0.1%
Hawaiian 31 0.1% Hawaiian 34 0.1%
Samoan 61 0.3% Samoan 9 0.0%
Tongan 0 0.0%
Other Polynesian 0 0.0%
Guamanian 0 0.0% Micronesian -- Guamanian 20 0.1%
Micronesian -- Other 0 0.0%
Melanesian 0 0.0%
Other Asian and Pacific Islander 52 0.2% Pacific Islander Not Specified 0 0.0%
All other 23 0.6% Race, n.e.c. 405 1.8% Other Race 500 1.4%
  
PERSONS OF SPANISH ORIGIN OR DESCENT   SPANISH ORIGIN 1,178 5.3% TOTAL HISPANIC 1,947 5.5%
  
SEX SEX SEX
Male 2,040 50.0% Male   Male 17,529 49.7%
Female 2,044 50.0% Female   Female 17,774 50.3%
 
AGE AGE AGE
Under 5 years 501 12.3% Under 5 years   Under 5 years 2,543 7.2%
5 to 19 years 1,373 33.6% 5 to 19 years   5 to 17 years 6,935 19.6%
20 to 64 years 2,096 51.3% 20 to 64 years   18 to 64 years 24,315 68.9%
65 years and over 114 2.8% 65 years and over   65 years and over 1,510 4.3%
Median age   Median age 30.2 X Median age 32.7 X
  
HOUSEHOLDS HOUSEHOLDS HOUSEHOLDS
Head of household 1,071 100.0% Total households 7,232 100.0% Households 12,806 100.0%
Families 1,041 97.2% Families 6,217 86.0% Total families 9,418 73.5%
With own children under 18 years   With own children under 18 years 3,880 53.7% With own children under 18 years 5,103 39.8%
Persons per household 3.81 X Persons per household 3.09 X Persons per household 2.76 X
Persons per family   Persons per family 3.23 X
  
INCOME AND POVERTY IN 1969 INCOME AND POVERTY IN 1979 INCOME AND POVERTY IN 1989
Income of families and unrelated individuals 14,306 X Median household income 31,804 X Median household income 63,607 X
Median family income 32,796 X Median family income 68,739 X
Income of persons 4,004 X Per capita income 10,910 X Per capita income 25,196 X
Less than poverty level 3.0% Below poverty level 1.6% Below poverty level 1.7%
  
COMMUTING TO WORK COMMUTING TO WORK
Mean travel time to work (minutes) 30.9 X Mean minutes traveled to work 27.3 X
Mean travel time to work for workers traveling 45 or more minutes  
  
MEANS OF TRANSPORTATION TO WORK MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over 11,118 100.0% Workers 16 years and over 20,763 100.0%
Private vehicle 10,131 91.1% Car, truck, or van 19,213 92.5%
Drive alone car 7,049 63.4% Drove alone 17,003 81.9%
Drive alone truck or van 904 8.1%
Carpool car 1,934 17.4% Carpooled 2,210 10.6%
Carpool truck or van 244 2.2%  
Public transportation 512 4.6% Public transportation 380 1.8%
Bus or streetcar   Bus or trolley bus 70 0.3%
  Streetcar or trolley car 0 0.0%
Subway or elevated train   Subway or elevated 284 1.4%
Railroad   Railroad 26 0.1%
  Ferryboat 0 0.0%
Taxicab   Taxicab 0 0.0%
Motorcycle   Motorcycle 53 0.3%
Bicycle   Bicycle 107 0.5%
Walked only 90 0.8% Walked 219 1.1%
Other means 147 1.3% Other means 97 0.5%
Worked at home 238 2.1% Working at home 694 3.3%
Best printed in landscape format.
 
                Source: 1970 Census, 1980 Census, 1990 Census

Decennial Census data
      1970-1990  |   2000-2010
            In excel: 1970-2010
                  All Census Bureau data



California   |    Bay Area   |    Counties   |    Cities  |    Tracts/Blocks   |    Transportation

Historical Data   |    Maps   |    Links   |    FAQ   |    Home   |    Contact   |    MTC   |    ABAG

MTC-ABAG Library, 375 Beale Street, Suite 800, San Francisco, CA 94105
415-778-5236, library@mtc.ca.gov