Population density (sq mi)1,5073,051117
Median age40.631.137.6
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)n/a40%56%
Families w/ Kids under 1849%43%44%
Speak Englishn/a87%81%
Speak Spanishn/a5%8%

Key findings

  • The population density in Columbia is 51% lower than Bellingham
  • The median age in Columbia is 31% higher than Bellingham
  • In Columbia 91.11% of the population is White
  • In Columbia 0.00% of the population is Black
  • In Columbia 1.79% of the population is Asian

Compare Bellingham, WA Demographics


      Columbia population breakdown by race

      American Indian0.23%1.82%1.33%
      Native Hawaiian0.00%0.21%0.63%
      Mixed race5.60%4.87%5.34%
      Other race1.27%2.90%3.92%
      In Columbia, 8.2% 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, Bellingham, WA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).