US Census Data

ZIP 99021 vs ZIP 99030

A side-by-side comparison of ZIP Code 99021 and ZIP Code 99030: population, income, housing, and more.

ZIP 99021 and ZIP 99030 are ZIP Code areas in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 99021 has the higher population (9,226 vs 616 in ZIP 99030). ZIP 99021 has the higher median household income ($82,895 vs $77,125 in ZIP 99030). ZIP 99021 has the higher median home value ($418,200 vs $283,700 in ZIP 99030).

Population, income & housing

ZIP 99021ZIP 99030
Population9,226616
Median age42.3 yrs54.1 yrs
Median household income$82,895$77,125
Median home value$418,200$283,700
Median gross rent$1,209$867
Housing units3,679337
Homeownership rate90.7%94.2%
Bachelor's degree or higher28.5%16.8%
Unemployment rate8.9%0.7%

Trends (ACS 5-year, 2019–2023)

ZIP 99021ZIP 99030
Population10,019 → 9,226 (-7.9%)976 → 616 (-36.9%)
Median household income$73,091 → $82,895 (+13.4%)$52,125 → $77,125 (+48.0%)
Median home value$264,600 → $418,200 (+58.0%)$163,100 → $283,700 (+73.9%)
Median gross rent$964 → $1,209 (+25.4%)$830 → $867 (+4.5%)

ZIP 99021

Population
10,0199,226
Median household income
$73,091$82,895
Median home value
$264,600$418,200
Median gross rent
$964$1,209

ZIP 99030

Population
976616
Median household income
$52,125$77,125
Median home value
$163,100$283,700
Median gross rent
$830$867

Age & race/ethnicity

Age distribution (share)

ZIP 99021ZIP 99030
Under 55.2%2.1%
5 to 1719.9%17.4%
18 to 245.9%2.4%
25 to 348.8%12.2%
35 to 4415.0%9.9%
45 to 5413.7%8.0%
55 to 6413.2%26.1%
65 to 7413.3%10.2%
75 and over5.0%11.7%

Race & ethnicity (share)

ZIP 99021ZIP 99030
White (non-Hispanic)85.6%85.4%
Black or African American0.6%0.0%
American Indian & Alaska Native0.8%1.0%
Asian1.2%0.6%
Native Hawaiian & Pacific Islander0.5%0.0%
Some other race0.3%0.5%
Two or more races4.0%8.3%
Hispanic or Latino7.2%4.2%

Educational attainment (age 25+)

Share of adults 25+

ZIP 99021ZIP 99030
No high school diploma6.3%6.4%
High school graduate23.6%27.0%
Some college or associate's41.5%49.7%
Bachelor's degree17.5%13.5%
Graduate or professional degree11.1%3.3%

Commute to work

How workers get to work (share)

ZIP 99021ZIP 99030
Drove alone79.6%81.4%
Carpooled5.6%13.4%
Public transit1.3%0.7%
Walked0.5%0.0%
Bicycle0.0%0.0%
Worked from home12.3%4.5%
Other means0.7%0.0%

Housing

Units in structure (share)

ZIP 99021ZIP 99030
1-unit, detached68.7%81.3%
1-unit, attached1.7%0.0%
2 to 4 units1.9%0.0%
5 to 19 units2.0%0.0%
20 or more units1.8%0.0%
Mobile home & other23.9%18.7%

Poverty & households

ZIP 99021ZIP 99030
Poverty rate6.0%6.7%
Average household size2.742.40
Mean commute (minutes)2540
Median year structure built19871972

Full profiles

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ZIP 99021 vs ZIP 99030: Compare Population & Demographics | US Census Data