US Census Data

ZIP 99123 vs ZIP 99129

A side-by-side comparison of ZIP Code 99123 and ZIP Code 99129: population, income, housing, and more.

ZIP 99123 and ZIP 99129 are ZIP Code areas in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 99123 has the higher population (952 vs 649 in ZIP 99129). ZIP 99123 has the higher median household income ($78,942 vs $38,490 in ZIP 99129). ZIP 99123 has the higher median home value ($247,700 vs $169,700 in ZIP 99129).

Population, income & housing

ZIP 99123ZIP 99129
Population952649
Median age57.5 yrs55.9 yrs
Median household income$78,942$38,490
Median home value$247,700$169,700
Median gross rent$1,043$432
Housing units560405
Homeownership rate86.0%67.1%
Bachelor's degree or higher20.9%7.0%
Unemployment rate0.0%13.9%

Trends (ACS 5-year, 2019–2023)

ZIP 99123ZIP 99129
Population918 → 952 (+3.7%)746 → 649 (-13.0%)
Median household income$58,750 → $78,942 (+34.4%)$38,906 → $38,490 (-1.1%)
Median home value$201,700 → $247,700 (+22.8%)$115,600 → $169,700 (+46.8%)
Median gross rent$763 → $1,043 (+36.7%)$478 → $432 (-9.6%)

ZIP 99123

Population
918952
Median household income
$58,750$78,942
Median home value
$201,700$247,700
Median gross rent
$763$1,043

ZIP 99129

Population
746649
Median household income
$38,906$38,490
Median home value
$115,600$169,700
Median gross rent
$478$432

Age & race/ethnicity

Age distribution (share)

ZIP 99123ZIP 99129
Under 57.0%6.6%
5 to 1711.3%9.7%
18 to 241.6%11.1%
25 to 3412.5%6.2%
35 to 446.8%10.9%
45 to 546.9%4.8%
55 to 6420.5%22.2%
65 to 7424.9%16.2%
75 and over8.4%12.3%

Race & ethnicity (share)

ZIP 99123ZIP 99129
White (non-Hispanic)86.8%45.9%
Black or African American0.0%0.0%
American Indian & Alaska Native2.6%36.5%
Asian0.0%2.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.8%
Two or more races7.2%8.8%
Hispanic or Latino3.4%6.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 99123ZIP 99129
No high school diploma4.7%13.0%
High school graduate29.7%33.3%
Some college or associate's44.8%46.7%
Bachelor's degree8.4%2.5%
Graduate or professional degree12.5%4.5%

Commute to work

How workers get to work (share)

ZIP 99123ZIP 99129
Drove alone77.8%75.9%
Carpooled3.3%12.7%
Public transit0.0%0.0%
Walked6.6%0.0%
Bicycle0.0%0.0%
Worked from home9.0%11.4%
Other means3.3%0.0%

Housing

Units in structure (share)

ZIP 99123ZIP 99129
1-unit, detached86.4%68.9%
1-unit, attached0.0%0.7%
2 to 4 units0.0%1.7%
5 to 19 units2.1%0.0%
20 or more units0.0%0.0%
Mobile home & other11.4%28.6%

Poverty & households

ZIP 99123ZIP 99129
Poverty rate3.4%26.2%
Average household size2.192.25
Mean commute (minutes)1536
Median year structure built19741994

Full profiles

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ZIP 99123 vs ZIP 99129: Compare Population & Demographics | US Census Data