US Census Data

ZIP 99138 vs ZIP 99146

A side-by-side comparison of ZIP Code 99138 and ZIP Code 99146: population, income, housing, and more.

ZIP 99138 and ZIP 99146 are ZIP Code areas in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 99138 has the higher population (1,173 vs 38 in ZIP 99146). ZIP 99146 has the higher median household income ($140,962 vs $51,094 in ZIP 99138). ZIP 99146 has the higher median home value ($666,700 vs $206,800 in ZIP 99138).

Population, income & housing

ZIP 99138ZIP 99146
Population1,17338
Median age44.3 yrs70.1 yrs
Median household income$51,094$140,962
Median home value$206,800$666,700
Median gross rent$556
Housing units65443
Homeownership rate63.7%100.0%
Bachelor's degree or higher19.9%23.7%
Unemployment rate21.0%

Trends (ACS 5-year, 2019–2023)

ZIP 99138ZIP 99146
Population1,135 → 1,173 (+3.3%)24 → 38 (+58.3%)
Median household income$38,587 → $51,094 (+32.4%)$17,019 → $140,962 (+728.3%)
Median home value$155,400 → $206,800 (+33.1%)$232,800 → $666,700 (+186.4%)
Median gross rent$563 → $556 (-1.2%)

ZIP 99138

Population
1,1351,173
Median household income
$38,587$51,094
Median home value
$155,400$206,800
Median gross rent
$563$556

ZIP 99146

Population
2438
Median household income
$17,019$140,962
Median home value
$232,800$666,700

Age & race/ethnicity

Age distribution (share)

ZIP 99138ZIP 99146
Under 55.9%0.0%
5 to 1717.1%0.0%
18 to 248.4%0.0%
25 to 3410.0%13.2%
35 to 449.6%0.0%
45 to 5411.3%0.0%
55 to 6412.7%0.0%
65 to 7416.4%86.8%
75 and over8.5%0.0%

Race & ethnicity (share)

ZIP 99138ZIP 99146
White (non-Hispanic)29.5%65.8%
Black or African American0.4%0.0%
American Indian & Alaska Native49.8%0.0%
Asian0.0%0.0%
Native Hawaiian & Pacific Islander7.9%0.0%
Some other race0.3%0.0%
Two or more races8.9%34.2%
Hispanic or Latino3.2%0.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 99138ZIP 99146
No high school diploma8.2%0.0%
High school graduate28.7%0.0%
Some college or associate's43.2%76.3%
Bachelor's degree12.6%0.0%
Graduate or professional degree7.3%23.7%

Commute to work

How workers get to work (share)

ZIP 99138ZIP 99146
Drove alone80.6%
Carpooled7.2%
Public transit0.0%
Walked4.1%
Bicycle0.0%
Worked from home8.0%
Other means0.0%

Housing

Units in structure (share)

ZIP 99138ZIP 99146
1-unit, detached71.3%88.4%
1-unit, attached1.4%0.0%
2 to 4 units1.1%0.0%
5 to 19 units0.9%0.0%
20 or more units0.0%0.0%
Mobile home & other25.4%11.6%

Poverty & households

ZIP 99138ZIP 99146
Poverty rate21.3%0.0%
Average household size2.641.90
Mean commute (minutes)23
Median year structure built19781995

Full profiles

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ZIP 99138 vs ZIP 99146: Compare Population & Demographics | US Census Data