Federal Way, WA 98003 ZIP Code Profile

Related Place Profiles:
Auburn, WA | Federal Way, WA

ZIP Code 98003: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Federal Way, WA 98003

Acceptable Alternative
Auburn, WA 98003

  • ZIP Code Type: STANDARD
  • County: King County
  • Centroid: Latitude 47.31, Longitude -122.314
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,816
  • PO Box Addresses: 0
  • Residential Addresses: 19,119
    • Multi-Family Addresses: 6,985
    • Single Family Addresses: 12,134

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

Jump to... (On This Page!)
  1. 98003 2018 Demographic Data
  2. Growth Rates for 98003 (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.


Federal Way, WA 98003 Data & Demographics (As of July 1, 2018)


Total Population 49,533
Population in Households 48,929
Population in Familes 38,209
Population in Group Qrtrs 604
Population Density2 4,238
Diversity Index3 80


Median Household Income $57,052
Average Household Income $76,301
Per Capita Income $29,554


Total Housing Units 19,978 (100%)
Owner Occupied HU 9,320 (46.7%)
Renter Occupied HU 9,595 (48.0%)
Vacant Housing Units 1,063 ( 5.3%)
Median Home Value $278,121
Average Home Value $316,089


Total Households 18,915
Average Household Size 2.59
Family Households 11,705
Average Family Size 3
  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 1.61% 1.44%
Households 1.36% 1.26%
Families 1.51% 1.41%
Median Household Income   2.5%
Per Capita Income   2.79%

Federal Way, WA 98003 - Peer Comparisons by Rank and Percentile

The table below compares 98003 to the other 581 ZIP Codes 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 # 18 97th
Population Density # 67 89th
Diversity Index # 24 96th
Median Household Income # 288 51st
Per Capita Income # 308 47th

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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