McChord AFB, WA 98438 ZIP Code Profile

Related Place Profiles:
Tacoma, WA

ZIP Code 98438: Basic Data & USPS Preferred City Name

Preferred Name, USPS
McChord AFB, WA 98438

Acceptable Alternative
Joint Base Lewis McChord, WA 98438
Lewis McChord, WA 98438
Tacoma, WA 98438

Not Acceptable, USPS
JB Lewis McChord, WA 98438
JBLM, WA 98438

  • ZIP Code Type: PO BOX
  • County: Pierce County
  • Centroid: Latitude 47.253, Longitude -122.443
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 36
  • PO Box Addresses: 162
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

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

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McChord AFB, WA 98438 Data & Demographics (As of July 1, 2018)


Total Population 1,028
Population in Households 721
Population in Familes 286
Population in Group Qrtrs 307
Population Density1 185
Diversity Index2 68


Median Household Income $47,823
Average Household Income $56,201
Per Capita Income $9,148


Total Housing Units 113 (100%)
Owner Occupied HU 1 ( 0.9%)
Renter Occupied HU 102 (90.3%)
Vacant Housing Units 10 ( 8.8%)
Median Home Value $225,000
Average Home Value $225,000


Total Households 103
Average Household Size 7.0
Family Households 93
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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.


2010-2017 2017-2022
Population 8.71% 1.91%
Households 9.16% 2.23%
Families 9.5% 2.26%
Median Household Income   1.68%
Per Capita Income   1.22%

McChord AFB, WA 98438 - Peer Comparisons by Rank and Percentile

The table below compares 98438 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 # 425 27th
Population Density # 264 55th
Diversity Index # 80 86th
Median Household Income # 448 23rd
Per Capita Income # 570 2nd

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

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