Statistic Columbia San Diego California
Population 1,641 1,414,545 39,512,223
Population density (sq mi) 2,860 4,341 256
Median age 50.8 35.2 36.0
Male/Female ratio 1.2:1 1.0:1 1.0:1
Married (15yrs & older) n/a 49% 52%
Families w/ Kids under 18 6% 43% 46%
Speak English n/a 60% 56%
Speak Spanish n/a 22% 29%
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Demographics Quick Facts

  • The population density in Columbia is 34% lower than San Diego
  • The median age in Columbia is 44% higher than San Diego
  • In Columbia 70.76% of the population is White
  • In Columbia 2.22% of the population is Black
  • In Columbia 19.55% of the population is Asian

Compare San Diego, CA Demographics

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      Columbia racial demographics

      Race Columbia San Diego California
      White 70.76% 61.95% 61.26%
      Black 2.22% 6.09% 5.85%
      Asian 19.55% 17.25% 13.85%
      American Indian 0.14% 0.52% 0.74%
      Native Hawaiian 1.25% 0.42% 0.39%
      Mixed race 3.60% 7.77% 4.62%
      Other race 2.48% 5.99% 13.28%
      In Columbia, 30.1% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Columbia age breakdown

      Marital status

      Age of children in married couples

      Source: The Columbia, San Diego, CA demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).