Seattle, Washington Information & Statistics

Quick Facts

The 2018 population estimate for Seattle is 708,823, a change of 11.13% when compared to 2014. With an area of 142.07 square miles, this works out to a population density of 4,989.31 persons/mi².

The number of households in 2018 were estimated to be 323,446, with an average household size of 2.12.

Seattle's 2018 unemployment rate was 4.17%.

The average household income in Seattle for 2018 was $119,707, while the median was $85,562.

Seattle Population Trends

ACS 5 year data

Seattle Employment Type

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Seattle Age Grouping

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Seattle Ethnicity Mix

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Seattle Fertility Rate

7,469 estimated births

(% of females 15-50 having a child in the past 12 months), ACS 5 year data

Seattle Household Characteristics

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Seattle Median Age over Time

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Seattle Households with Children by Age

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Seattle Median Household Income

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Seattle Educational Attainment

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Seattle Unemployment Rate

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Type of Housing

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Seattle Housing Values

Median mortgage payment for 2018: $2,503

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Seattle Average Rent as Percentage of Gross Income

Median rent for 2018: $1,496

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Seattle Average Commute

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Seattle Primary Transportation

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Seattle Gender Mix

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Seattle Field of Employment

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Seattle Population Data

Period	Geography	Population
2014	Seattle city, Washington	637,850
2015	Seattle city, Washington	653,017
2016	Seattle city, Washington	668,849
2017	Seattle city, Washington	688,245
2018	Seattle city, Washington	708,823

ACS 5 year data