Tukwila, WA Profile: Facts & Data


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Tukwila, Washington - Basic Facts

The City of Tukwila had a population of 20,969 as of July 1, 2018. Tukwila ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.

The primary coordinate point for Tukwila is located at latitude 47.474 and longitude -122.261 in King County. The formal boundaries for the City of Tukwila (see map below) encompass a land area of 9.17 sq. miles and a water area of 0.41 sq. miles. King County is in the Pacific time zone (GMT -8). The elevation is 144 feet.

The City of Tukwila (GNIS ID: 2412106) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Tukwila is located within Seattle Division of King County.

Jump to... (On This Page!)
  1. Tukwila 2018 Demographic Data
  2. Growth Rates for Tukwila (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Washington Research Tools (Easy Tools & Current Data)
  3. Washington Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Tukwila, WA Data & Demographics (As of July 1, 2018)


Total Population 20,969
Population in Households 20,778
Population in Familes 15,703
Population in Group Qrtrs 191
Population Density2 2,286
Diversity Index3 84


Median Household Income $51,567
Average Household Income $67,868
Per Capita Income $25,031


Total Housing Units 8,140 (100%)
Owner Occupied HU 3,199 (39.3%)
Renter Occupied HU 4,376 (53.8%)
Vacant Housing Units 565 ( 6.9%)
Median Home Value $321,786
Average Home Value $362,711


Total Households 7,575
Average Household Size 2.74
Family Households 4,408
Average Family Size 4
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 1.13% 1.66%
Households 0.69% 1.57%
Families 0.81% 1.63%
Median Household Income   2.7%
Per Capita Income   3.34%

Tukwila, WA - Peer Comparisons by Rank and Percentile

The table below compares Tukwila to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 65 90th
Population Density # 132 79th
Diversity Index # 15 98th
Median Household Income # 419 33rd
Per Capita Income # 472 25th

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.

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Compare Washington July 1, 2018 Data
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