Population density (sq mi)2,1617,978117
Median age37.835.837.6
Male/Female ratio0.8:11.0:11.0:1
Married (15yrs & older)n/a45%56%
Families w/ Kids under 1841%41%44%
Speak Englishn/a78%81%
Speak Spanishn/a4%8%

Key findings

  • The population density in Interbay is 73% lower than Seattle
  • The median age in Interbay is 6% higher than Seattle
  • In Interbay 69.61% of the population is White
  • In Interbay 6.38% of the population is Black
  • In Interbay 13.02% of the population is Asian

Compare Seattle, WA Demographics


      Interbay population breakdown by race

      American Indian0.75%0.61%1.33%
      Native Hawaiian0.21%0.40%0.63%
      Mixed race7.18%6.47%5.34%
      Other race2.86%2.10%3.92%
      In Interbay, 6.6% 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

      Interbay age breakdown

      Marital status

      Age of children in married couples

      Source: The Interbay, Seattle, WA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).