US ZIP Code
98155

Seattle, WA

King County  ·  Washington

● Active
👥 35,906 Population ↑ 2% since 2019
💰 $131,911 Median HH Income
▲ 73% above avg ↑ 40% since 2019
🎂 40.5 Median Age
🏠 $758,000 Median Home Value
▲ 172% above avg ↑ 44% since 2019
🎓 65.1% College Grads
▲ 68% above avg
📊 4.6% Unemployment
≈ Avg ↑ 14% since 2019
ZIP Code Details
ZIP Code98155
CitySeattle
StateWashington (WA)
CountyKing County
Area Code206/425
Elevation266 ft
Latitude47.754413
Longitude-122.300477
TimezoneLos Angeles (DST)
FIPS53033
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.0% (18,308) Female 49.0% (17,598) ♀

Race & Ethnicity

White: 65.5%Hispanic: 8%Black: 4.6%Asian: 12.8%Other: 7.7%Race
White65.5%
Hispanic8.0%
Black4.6%
Asian12.8%
Other7.7%

Age Breakdown

Under 5
5%
5–17
14%
18–24
7%
25–44
29%
45–64
27%
65+
9%

Key Indicators

Median Age40.5 yrs
Avg Household Size2.50
Below Poverty6.2% ▼ 39% below avg
College Grads65.1% ▲ 68% above avg
Unemployment4.6% ≈ Avg
No HS Diploma215 (0.9%)
HS Graduate3,520 (14.2%)
Some College1,790 (7.2%)
Associates3,122 (12.6%)
Bachelors2,352 (9.5%)
Graduate Degree13,765 (55.6%)

Education

No HS: 0.9%HS Grad: 14.2%Some College: 7.2%Associates: 12.6%Bachelors: 9.5%Graduate: 55.6%Edu
No HS0.9%
HS Grad14.2%
Some College7.2%
Associates12.6%
Bachelors9.5%
Graduate55.6%
Housing & Income

Housing Tenure

Owner: 71.8%Renter: 28.3%Tenure
Owner71.8%
Renter28.3%

Home Value Distribution

Under $50k
1%
$50k–100k
0%
$100k–150k
0%
$150k–200k
0%
$200k–300k
1%
$300k–500k
12%
Over $500k
85%

Financials

Median HH Income$131,911 ▲ 73% above avg ↑ 40% since 2019
Median Home Value$758,000 ▲ 172% above avg ↑ 44% since 2019
Home/Income Ratio5.7x (nat avg ~3.5x)
Median Rent$2,016/mo ↑ 32% since 2019
Total Units14,526
Vacant Units567
Avg HH Size2.50

Income Distribution

Under $25k
7%
$25k–50k
8%
$50k–75k
14%
$75k–100k
11%
$100k–150k
17%
$150k–200k
16%
Over $200k
28%
Employment & Commute

How People Get to Work

Drove Alone
62%
Public Transit
7%
Walked
3%
Work From Home
28%

Commute Time

Under 15 min
18%
15–30 min
36%
30–45 min
29%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
7%
1940s–1950s
21%
1960s–1970s
12%
1980s–1990s
6%
2000+
54%

Summary

Total Units14,526
Vacant567
Owner Occupied71.8%
Renter Occupied28.3%
Avg HH Size2.50
Frequently Asked Questions
ZIP code 98155 is in Seattle, WA, in King County.
ZIP code 98155 is located in Washington (WA).
ZIP code 98155 is in King County, WA.
ZIP 98155 observes the Los Angeles timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 98155 is 35,906 people (ACS 2023).
The median household income in ZIP code 98155 is $131,911 (ACS 2023).
The median home value in ZIP 98155 is $758,000 (ACS 2023).
About ZIP Code 98155

ZIP code 98155 is located in Seattle, Washington, within King County. With a population of 35,906, this is a highly populated ZIP code with a middle-aged community — the median age is 40.5 years. Economically, 98155 is a upper-middle-income ZIP code: the median household income of $131,911 is significantly above the national average.

Real estate in ZIP code 98155 represents a premium housing market. The median home value of $758,000 is more than double the national average. Renters can expect to pay around $2,016 per month in median rent. Homeownership is strong here — 71.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 44% since 2019.

The population of 98155 is majority White (65.52%). Residents are highly educated — 65.1% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 6.2%. Household income has grown by 40% since 2019.

The unemployment rate in 98155 stands at 4.6%, which is near the national average. About 25% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 56%.

Overall, ZIP code 98155 in Seattle, WA is characterized as upper-middle-income, highly educated, a middle-aged community, and predominantly owner-occupied. With 35,906 residents, a median household income of $131,911, and a median home value of $758,000, it offers a clear picture of life in this part of Washington.