US Census Data

ZIP 99117 vs ZIP 99123

A side-by-side comparison of ZIP Code 99117 and ZIP Code 99123: population, income, housing, and more.

ZIP 99117 and ZIP 99123 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 578 in ZIP 99117). ZIP 99123 has the higher median household income ($78,942 vs $76,667 in ZIP 99117). ZIP 99117 has the higher median home value ($253,500 vs $247,700 in ZIP 99123).

Population, income & housing

ZIP 99117ZIP 99123
Population578952
Median age48.3 yrs57.5 yrs
Median household income$76,667$78,942
Median home value$253,500$247,700
Median gross rent$543$1,043
Housing units288560
Homeownership rate86.4%86.0%
Bachelor's degree or higher24.4%20.9%
Unemployment rate2.9%0.0%

Trends (ACS 5-year, 2019–2023)

ZIP 99117ZIP 99123
Population461 → 578 (+25.4%)918 → 952 (+3.7%)
Median household income$53,125 → $76,667 (+44.3%)$58,750 → $78,942 (+34.4%)
Median home value$122,000 → $253,500 (+107.8%)$201,700 → $247,700 (+22.8%)
Median gross rent$609 → $543 (-10.8%)$763 → $1,043 (+36.7%)

ZIP 99117

Population
461578
Median household income
$53,125$76,667
Median home value
$122,000$253,500
Median gross rent
$609$543

ZIP 99123

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

Age & race/ethnicity

Age distribution (share)

ZIP 99117ZIP 99123
Under 50.2%7.0%
5 to 1724.6%11.3%
18 to 245.9%1.6%
25 to 344.2%12.5%
35 to 4412.5%6.8%
45 to 5411.9%6.9%
55 to 6413.3%20.5%
65 to 7412.5%24.9%
75 and over15.1%8.4%

Race & ethnicity (share)

ZIP 99117ZIP 99123
White (non-Hispanic)97.6%86.8%
Black or African American0.0%0.0%
American Indian & Alaska Native1.4%2.6%
Asian0.0%0.0%
Native Hawaiian & Pacific Islander0.2%0.0%
Some other race0.0%0.0%
Two or more races0.9%7.2%
Hispanic or Latino0.0%3.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 99117ZIP 99123
No high school diploma6.5%4.7%
High school graduate30.4%29.7%
Some college or associate's38.7%44.8%
Bachelor's degree18.0%8.4%
Graduate or professional degree6.5%12.5%

Commute to work

How workers get to work (share)

ZIP 99117ZIP 99123
Drove alone79.2%77.8%
Carpooled9.6%3.3%
Public transit0.0%0.0%
Walked2.5%6.6%
Bicycle0.0%0.0%
Worked from home8.6%9.0%
Other means0.0%3.3%

Housing

Units in structure (share)

ZIP 99117ZIP 99123
1-unit, detached68.1%86.4%
1-unit, attached1.4%0.0%
2 to 4 units1.7%0.0%
5 to 19 units1.7%2.1%
20 or more units0.0%0.0%
Mobile home & other27.1%11.4%

Poverty & households

ZIP 99117ZIP 99123
Poverty rate2.8%3.4%
Average household size2.312.19
Mean commute (minutes)3615
Median year structure built19911974

Full profiles

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ZIP 99117 vs ZIP 99123: Compare Population & Demographics | US Census Data