US Census Data

ZIP Code 98038

ZIP Code Tabulation Area in King County, Washington.

Population
37,868
+5.5%’19–’23
Median household income
$144,733
+29.6%’19–’23
Median home value
$714,100
+62.4%’19–’23

ZIP Code 98038 (King County, Washington) is home to about 37,868 residents. At $144,733, its median household income sits above King County's $122,148.

Between 2019 and 2023, ZIP Code 98038's population grew 5.5% from 35,904 to 37,868, while its median gross rent rose 14.8% from $1,874 to $2,152.

The typical home was built around 1997. 5.2% of residents live below the poverty line.

Demographics

ACS 2019–2023
Population
37,868
Median age
38.7 yrs
Median household income
$144,733
Median home value
$714,100
Median gross rent
$2,152
Housing units
13,157
Homeownership rate
86.1%
Bachelor's degree or higher
46.4%
Unemployment rate
4.3%

Trends

ACS 5-year · 2019–2023
Population
35,90437,868
Median household income
$111,689$144,733
Median home value
$439,600$714,100
Median gross rent
$1,874$2,152
YearPopulationMedian household incomeMedian home valueMedian gross rent
201935,904$111,689$439,600$1,874
202036,157$114,804$476,000$1,907
202137,624$124,164$544,800$1,946
202237,877$135,304$659,000$2,090
202337,868$144,733$714,100$2,152

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 52,2726.0%
5 to 178,70523.0%
18 to 242,2966.1%
25 to 343,5069.3%
35 to 446,50917.2%
45 to 545,63114.9%
55 to 644,66212.3%
65 to 742,6697.0%
75 and over1,6184.3%

Race & ethnicity

CountShare
White (non-Hispanic)27,74673.3%
Black or African American6561.7%
American Indian & Alaska Native1100.3%
Asian3,85810.2%
Native Hawaiian & Pacific Islander710.2%
Some other race2600.7%
Two or more races2,7837.3%
Hispanic or Latino (any race)2,3846.3%

Educational attainment (age 25+)

CountShare
No high school diploma7413.0%
High school graduate4,62318.8%
Some college or associate's7,81331.8%
Bachelor's degree7,47330.4%
Graduate or professional degree3,94516.0%

Commute to work

Mean travel time to work
37 min

How workers get to work

CountShare
Drove alone12,88171.7%
Carpooled8504.7%
Public transit2911.6%
Walked1650.9%
Bicycle330.2%
Worked from home3,64020.2%
Other means1160.6%

Travel time

CountShare
Under 15 min2,41216.8%
15 to 29 min2,56617.9%
30 to 44 min4,43030.9%
45 to 59 min2,42916.9%
60+ min2,49917.4%

Households

Average household size
2.95
Poverty rate
5.2% (1,959 of 37,850)
CountShare
Family households10,44881.4%
Nonfamily households2,38918.6%

Housing

Median year structure built
1997

Occupancy

CountShare
Occupied12,83797.6%
Vacant3202.4%

Tenure (of occupied units)

CountShare
Owner-occupied11,04786.1%
Renter-occupied1,79013.9%

Units in structure

CountShare
1-unit, detached11,44887.0%
1-unit, attached4913.7%
2 to 4 units2712.1%
5 to 19 units5153.9%
20 or more units2181.7%
Mobile home & other2141.6%

Geography

ZCTA
98038
Land area
66 sq mi
Water area
0.35 sq mi
Center point
47.4194, -121.9580

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

15