South Lake Union, Seattle, WA Demographics

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Statistic South Lake Union Seattle Washington
Population 7,155 741,251 7,614,893
Population density (sq mi) 15,116 8,838 117
Median age 30.9 35.2 37.6
Male/Female ratio 1.4:1 1.0:1 1.0:1
Married (15yrs & older) n/a 44% 56%
Families w/ Kids under 18 24% 40% 44%
Speak English n/a 78% 81%
Speak Spanish n/a 4% 8%
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Demographics Quick Facts

  • The population density in South Lake Union is 71% higher than Seattle
  • The median age in South Lake Union is 12% lower than Seattle
  • In South Lake Union 54.18% of the population is White
  • In South Lake Union 4.43% of the population is Black
  • In South Lake Union 32.03% of the population is Asian

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      South Lake Union racial demographics

      Race South Lake Union Seattle Washington
      White 54.18% 65.81% 77.34%
      Black 4.43% 7.06% 3.63%
      Asian 32.03% 16.31% 7.80%
      American Indian 0.85% 0.54% 1.33%
      Native Hawaiian 0.52% 0.26% 0.63%
      Mixed race 7.30% 7.64% 5.34%
      Other race 0.69% 2.38% 3.92%
      In South Lake Union, 7.1% 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.

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      Household income distribution

      Place of birth by citizenship

      South Lake Union age breakdown

      Marital status

      Age of children in married couples

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