US ZIP Code
98178

Seattle, WA

King County  ·  Washington

● Active
👥 25,929 Population ↓ 5% since 2019
💰 $93,786 Median HH Income
▲ 23% above avg ↑ 17% since 2019
🎂 40.7 Median Age ↑ 4% since 2019
🏠 $628,200 Median Home Value
▲ 125% above avg ↑ 58% since 2019
🎓 49.1% College Grads
▲ 27% above avg
📊 6.3% Unemployment
▲ 29% above avg ↑ 71% since 2019
ZIP Code Details
ZIP Code98178
CitySeattle
StateWashington (WA)
CountyKing County
Area Code206/253/425
Elevation335 ft
Latitude47.498764
Longitude-122.245065
TimezoneLos Angeles (DST)
FIPS53033
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.0% (12,700) Female 51.0% (13,229) ♀

Race & Ethnicity

White: 29.2%Hispanic: 8.5%Black: 21.7%Asian: 31.5%Other: 7.2%Race
White29.2%
Hispanic8.5%
Black21.7%
Asian31.5%
Other7.2%

Age Breakdown

Under 5
6%
5–17
15%
18–24
5%
25–44
30%
45–64
26%
65+
10%

Key Indicators

Median Age40.7 yrs ↑ 4% since 2019
Avg Household Size2.72
Below Poverty11.6% ▲ 16% above avg
College Grads49.1% ▲ 27% above avg
Unemployment6.3% ▲ 29% above avg
No HS Diploma800 (4.5%)
HS Graduate3,424 (19.3%)
Some College2,029 (11.4%)
Associates2,792 (15.7%)
Bachelors1,967 (11.1%)
Graduate Degree6,743 (38%)

Education

No HS: 4.5%HS Grad: 19.3%Some College: 11.4%Associates: 15.7%Bachelors: 11.1%Graduate: 38%Edu
No HS4.5%
HS Grad19.3%
Some College11.4%
Associates15.7%
Bachelors11.1%
Graduate38.0%
Housing & Income

Housing Tenure

Owner: 64.8%Renter: 35.2%Tenure
Owner64.8%
Renter35.2%

Home Value Distribution

Under $50k
2%
$50k–100k
2%
$150k–200k
2%
$200k–300k
4%
$300k–500k
18%
Over $500k
73%

Financials

Median HH Income$93,786 ▲ 23% above avg ↑ 17% since 2019
Median Home Value$628,200 ▲ 125% above avg ↑ 58% since 2019
Home/Income Ratio6.7x (nat avg ~3.5x)
Median Rent$1,836/mo ↑ 29% since 2019
Total Units10,018
Vacant Units556
Avg HH Size2.72

Income Distribution

Under $25k
13%
$25k–50k
9%
$50k–75k
16%
$75k–100k
13%
$100k–150k
16%
$150k–200k
17%
Over $200k
17%
Employment & Commute

How People Get to Work

Drove Alone
70%
Public Transit
11%
Walked
0%
Work From Home
19%

Commute Time

Under 15 min
8%
15–30 min
41%
30–45 min
26%
Over 45 min
25%
Housing Stock

Year Built

Before 1940
14%
1940s–1950s
19%
1960s–1970s
7%
1980s–1990s
6%
2000+
54%

Summary

Total Units10,018
Vacant556
Owner Occupied64.8%
Renter Occupied35.2%
Avg HH Size2.72
Frequently Asked Questions
ZIP code 98178 is in Seattle, WA, in King County.
ZIP code 98178 is located in Washington (WA).
ZIP code 98178 is in King County, WA.
ZIP 98178 observes the Los Angeles timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 98178 is 25,929 people (ACS 2023).
The median household income in ZIP code 98178 is $93,786 (ACS 2023).
The median home value in ZIP 98178 is $628,200 (ACS 2023).
About ZIP Code 98178

ZIP code 98178 is located in Seattle, Washington, within King County. With a population of 25,929, this is a moderately populated ZIP code with a middle-aged community — the median age is 40.7 years. Economically, 98178 is a middle-income ZIP code: the median household income of $93,786 is above the national average.

Real estate in ZIP code 98178 represents a premium housing market. The median home value of $628,200 is more than double the national average. Renters can expect to pay around $1,836 per month in median rent. Homeownership is strong here — 64.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 58% since 2019.

The population of 98178 is racially diverse, with Asian as the largest group at 31.5%. Residents are well-educated — 49.1% hold a bachelor's degree or higher, which is above the national average. Poverty affects some residents at 11.6%. Household income has grown by 17% since 2019.

The unemployment rate in 98178 stands at 6.3%, which is above the national average. About 17% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 61%.

Overall, ZIP code 98178 in Seattle, WA is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 25,929 residents, a median household income of $93,786, and a median home value of $628,200, it offers a clear picture of life in this part of Washington.