ZIP Code 98178

ZIP Code Tabulation Area in King County, Washington.

Population: 25,929
Median household income: $93,786
Median home value: $628,200

ZIP Code 98178 is a ZIP Code Tabulation Area in King County, Washington, home to about 25,929 residents. Its median household income of $93,786 runs below the King County figure of $122,148.

From 2019 to 2023, ZIP Code 98178's population declined 5.1% from 27,335 to 25,929, while its median gross rent rose 28.8% from $1,425 to $1,836.

Households average 2.72 people. The median gross rent is $1,836.

Demographics

ACS 2019–2023

Population: 25,929
Median age: 40.7 yrs
Median household income: $93,786
Median home value: $628,200
Median gross rent: $1,836
Housing units: 10,018
Homeownership rate: 64.8%
Bachelor's degree or higher: 36.3%
Unemployment rate: 6.3%

Trends

ACS 5-year · 2019–2023

Population

27,33525,929

Median household income

$80,283$93,786

Median home value

$397,200$628,200

Median gross rent

$1,425$1,836

Year	Population	Median household income	Median home value	Median gross rent
2019	27,335	$80,283	$397,200	$1,425
2020	26,507	$84,820	$444,600	$1,541
2021	26,282	$87,788	$494,000	$1,604
2022	26,760	$96,875	$591,000	$1,702
2023	25,929	$93,786	$628,200	$1,836

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

Age distribution

Under 55.8%

5 to 1714.6%

18 to 245.3%

25 to 3414.7%

35 to 4414.8%

45 to 5412.5%

55 to 6413.5%

65 to 7412.4%

75 and over6.3%

	Count	Share
Under 5	1,501	5.8%
5 to 17	3,798	14.6%
18 to 24	1,379	5.3%
25 to 34	3,814	14.7%
35 to 44	3,846	14.8%
45 to 54	3,236	12.5%
55 to 64	3,509	13.5%
65 to 74	3,215	12.4%
75 and over	1,631	6.3%

Race & ethnicity

	Count	Share
White (non-Hispanic)	7,564	29.2%
Black or African American	5,615	21.7%
American Indian & Alaska Native	235	0.9%
Asian	8,170	31.5%
Native Hawaiian & Pacific Islander	32	0.1%
Some other race	226	0.9%
Two or more races	1,873	7.2%
Hispanic or Latino (any race)	2,214	8.5%

Educational attainment (age 25+)

No high school diploma13.8%

High school graduate18.8%

Some college or associate's31.1%

Bachelor's degree25.0%

Graduate or professional degree11.3%

	Count	Share
No high school diploma	2,664	13.8%
High school graduate	3,620	18.8%
Some college or associate's	5,985	31.1%
Bachelor's degree	4,812	25.0%
Graduate or professional degree	2,170	11.3%

Commute to work

Mean travel time to work: 31 min

Drove alone61.3%

Carpooled11.6%

Public transit9.4%

Walked0.3%

Bicycle0.5%

Worked from home16.8%

Other means0.1%

How workers get to work

	Count	Share
Drove alone	7,727	61.3%
Carpooled	1,463	11.6%
Public transit	1,179	9.4%
Walked	43	0.3%
Bicycle	66	0.5%
Worked from home	2,119	16.8%
Other means	11	0.1%

Travel time

	Count	Share
Under 15 min	869	8.3%
15 to 29 min	4,329	41.3%
30 to 44 min	2,715	25.9%
45 to 59 min	1,566	14.9%
60+ min	1,010	9.6%

Households

Average household size: 2.72
Poverty rate: 11.6% (3,011 of 25,860)

	Count	Share
Family households	6,096	64.4%
Nonfamily households	3,366	35.6%

Housing

Median year structure built: 1960

Occupancy

	Count	Share
Occupied	9,462	94.4%
Vacant	556	5.6%

Tenure (of occupied units)

	Count	Share
Owner-occupied	6,134	64.8%
Renter-occupied	3,328	35.2%

1-unit, detached72.6%

1-unit, attached3.0%

2 to 4 units4.5%

5 to 19 units9.7%

20 or more units9.4%

Mobile home & other0.8%

Units in structure

	Count	Share
1-unit, detached	7,271	72.6%
1-unit, attached	300	3.0%
2 to 4 units	455	4.5%
5 to 19 units	975	9.7%
20 or more units	939	9.4%
Mobile home & other	78	0.8%

ZIP Code 98178

Demographics

Trends

Age distribution

Race & ethnicity

Educational attainment (age 25+)

Commute to work

Households

Housing

Geography

Counties this ZIP covers

Compare with nearby ZIP codes

National ZIP rankings

Nearby ZIP codes