US Census Data

ZIP 99128 vs ZIP 99137

A side-by-side comparison of ZIP Code 99128 and ZIP Code 99137: population, income, housing, and more.

ZIP 99128 and ZIP 99137 are ZIP Code areas in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 99137 has the higher population (442 vs 248 in ZIP 99128). ZIP 99128 has the higher median household income ($58,194 vs $42,778 in ZIP 99137). ZIP 99128 has the higher median home value ($300,000 vs $278,100 in ZIP 99137).

Population, income & housing

ZIP 99128ZIP 99137
Population248442
Median age51.0 yrs42.0 yrs
Median household income$58,194$42,778
Median home value$300,000$278,100
Median gross rent$925$606
Housing units149219
Homeownership rate76.9%63.4%
Bachelor's degree or higher25.6%21.0%
Unemployment rate10.8%4.3%

Trends (ACS 5-year, 2019–2023)

ZIP 99128ZIP 99137
Population337 → 248 (-26.4%)327 → 442 (+35.2%)
Median household income$57,813 → $58,194 (+0.7%)$45,833 → $42,778 (-6.7%)
Median home value$171,300 → $300,000 (+75.1%)$192,200 → $278,100 (+44.7%)
Median gross rent$825 → $925 (+12.1%)$583 → $606 (+3.9%)

ZIP 99128

Population
337248
Median household income
$57,813$58,194
Median home value
$171,300$300,000
Median gross rent
$825$925

ZIP 99137

Population
327442
Median household income
$45,833$42,778
Median home value
$192,200$278,100
Median gross rent
$583$606

Age & race/ethnicity

Age distribution (share)

ZIP 99128ZIP 99137
Under 51.6%8.1%
5 to 1714.9%14.3%
18 to 243.2%10.9%
25 to 348.9%10.9%
35 to 4412.1%10.4%
45 to 5414.1%8.4%
55 to 6425.0%9.3%
65 to 7412.9%22.4%
75 and over7.3%5.4%

Race & ethnicity (share)

ZIP 99128ZIP 99137
White (non-Hispanic)93.5%88.5%
Black or African American0.0%0.0%
American Indian & Alaska Native0.8%0.0%
Asian0.8%4.5%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races1.6%7.0%
Hispanic or Latino3.2%0.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 99128ZIP 99137
No high school diploma3.5%3.7%
High school graduate29.6%30.5%
Some college or associate's41.2%44.7%
Bachelor's degree18.6%12.2%
Graduate or professional degree7.0%8.8%

Commute to work

How workers get to work (share)

ZIP 99128ZIP 99137
Drove alone54.8%51.1%
Carpooled18.3%20.5%
Public transit0.0%0.0%
Walked5.2%0.0%
Bicycle0.0%0.0%
Worked from home20.0%23.9%
Other means1.7%4.5%

Housing

Units in structure (share)

ZIP 99128ZIP 99137
1-unit, detached85.9%71.2%
1-unit, attached1.3%0.0%
2 to 4 units0.0%5.9%
5 to 19 units0.0%4.1%
20 or more units0.0%0.0%
Mobile home & other12.8%18.7%

Poverty & households

ZIP 99128ZIP 99137
Poverty rate13.7%11.1%
Average household size2.122.38
Mean commute (minutes)2536
Median year structure built19382001

Full profiles

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ZIP 99128 vs ZIP 99137: Compare Population & Demographics | US Census Data