Zip Code 98115
Seattle, Washington — King County
📍 ZIP code 98115 is in Seattle, King County, Washington.
ZIP code 98115 is located in Seattle, King County, Washington. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 54,248. The area code for ZIP code 98115 is 206.
Quick Answer
Zip code 98115 is in Seattle, Washington (King County). It has a population of 54,248, median household income of $148,190, and median home value of $1,041,500.
Population
54,248
Income
$148,190
Home Value
$1,041,500
Climate
77°F / 37°F
About Zip Code 98115
Zip code 98115 is located in Seattle, Washington, within King County. Home to approximately 54,248 residents, this area sits at an elevation of 329 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 206.
The median household income is $148,190 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $1,041,500, and the cost of living index is 250 (150% above the national average of 100).
Summers average a high of 77°F while winters drop to 37°F. The area receives about 38 in of rain and 4 in of snow annually. The zip code covers 6.6 square miles of land area and 1.9 square miles of water.
Key Statistics
54,248
$148,190
$1,041,500
Pacific (PST/PDT)
206
329 ft
6.6 sq mi
37.2
24,966
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Compare With Nearby Zip Codes
| Metric | 98115 | 98105 | 98125 | 98103 | 98112 | 98034 |
|---|---|---|---|---|---|---|
| City | Seattle, WA | Seattle, WA | Lynnwood, WA | Seattle, WA | Seattle, WA | Kirkland, WA |
| Population | 54,248 | 49,229 | 43,807 | 51,988 | 23,961 | 51,836 |
| Median Income | $148,190 | $78,691 | $96,725 | $127,372 | $162,073 | $128,974 |
| Home Value | $1,041,500 | $1,261,100 | $844,500 | $1,012,900 | $1,407,400 | $875,200 |
| Cost of Living | 250 | 250 | 221 | 250 | 250 | 238 |
| Median Age | 37.2 | 24.7 | 37.8 | 34.7 | 40.4 | 37.3 |
Cost of Living
100 = National Average. Seattle's cost of living is 150% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
7.0x
Demographics
Zip code 98115 has a population of 54,248 people with a median age of 37.2. There are 24,966 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Seattle (98115) population trend from 2010 to 2024
↑ 2.0%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
77°F
37°F
38 in
4 in
Seattle experiences mild summers with average highs around 77°F. Winters are mild with lows averaging 37°F. The area receives about 4 in of snow per year.
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Housing & Economy
Median Home Value
$1,041,500
Median Household Income
$148,190
With 24,966 housing units across 6.6 square miles, 98115 has a housing density of 3,783 units per square mile. The home price-to-income ratio is 7.0x.
Location & Geography
Latitude
47.6857°
Longitude
-122.2816°
Land Area
6.6 sq mi
Water Area
1.9 sq mi
Nearby Zip Codes
Zip codes closest to 98115 (Seattle, WA) with distances:
All Zip Codes in Seattle, WA
Other zip codes serving Seattle:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 98115's $148,190. A way to compare Seattle to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 98115 (Seattle, WA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Seattle, Washington?
Seattle, Washington uses zip code 98115 along with 11 other zip codes.
What county is zip code 98115 in?
Zip code 98115 is located in King County, Washington.
What is the population of zip code 98115?
The population of zip code 98115 is 54,248 with a median age of 37.2.
Is 98115 in Seattle, Washington?
Yes, zip code 98115 is in Seattle, King County, Washington. The area code is 206.
Frequently Asked Questions
What city is zip code 98115 in?
Zip code 98115 is in Seattle, Washington. It is part of King County and uses the Pacific (PST/PDT) timezone.
What is zip code 98115?
Zip code 98115 is a U.S. postal code in Seattle, Washington (King County). It has a population of 54,248 and covers 6.6 square miles.
What is the population of zip code 98115?
The population of zip code 98115 (Seattle, WA) is 54,248 with a median age of 37.2. There are approximately 24,966 housing units in this area.
What is the median income in zip code 98115?
The median household income in zip code 98115 (Seattle, WA) is $148,190 per year. The cost of living index is 250 (100 = national average).
What is the average home price in zip code 98115?
The median home value in zip code 98115 (Seattle, WA) is $1,041,500. The cost of living index is 250 compared to the national average of 100.
What county is zip code 98115 in?
Zip code 98115 is located in King County, Washington. The primary city is Seattle.
What is the area code for zip code 98115?
Zip code 98115 in Seattle, WA uses area code 206. It is located in the Pacific (PST/PDT) timezone.
Is zip code 98115 a good place to live?
Zip code 98115 (Seattle, WA) has a cost of living index of 250 (100 = national average), a median household income of $148,190, and median home values of $1,041,500. The median age is 37.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 98115?
The cost of living index for zip code 98115 (Seattle, WA) is 250, where 100 represents the national average. This area is above the national average. Median home value: $1,041,500.
What schools serve zip code 98115?
Zip code 98115 in Seattle, Washington is served by the local school district of King County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.