Residential delivery area · Washington
ZIP Code 98148: Seattle, WA
ZIP code 98148 uses the postal name Seattle, Washington and lies entirely in King County (Census 2020 ZIP-county file). About 9,700 people live there (Census Bureau, ACS 2020-2024), the 32nd most populous of Seattle's 38 residential ZIP codes. Median household income is $87,342 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Burien (50%), SeaTac (34%) and Des Moines (14%), and 3% in smaller places.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Seattle · 38 residential ZIPs
- County
- King County
- Census places
- Burien (50%); SeaTac (34%); Des Moines (14%)
- Metro area
- Seattle-Tacoma-Bellevue, WA
- House districts
- WA-7 (53%), WA-9 (47%) 119th Congress, by share of land
- State
- Washington
- Time zone
- Pacific
- Land area
- 2.7 sq mi · 3,584 people per sq mi
- PO Box ZIPs
- 21 more ZIP codes use the name Seattle for PO boxes or single organizations
Where is ZIP code 98148?
98148 centers on 47.445°, -122.326° and covers 2.7 square miles of land. It borders 5 ZIP codes: 98158, 98166, 98188, 98168, 98198.
The map draws ZIP code areas only. For the streets inside 98148, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 98148 compare with the rest of Seattle?
| Measure | 98148 | In Seattle | In King County | In WA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 9,715 | 32nd of 38 | 71st of 89 | 237th of 605 |
| Median household income | $87k | 28th of 32 | 70th of 78 | 214th of 363 |
| Median home value | $608k | 29th of 32 | 66th of 78 | 124th of 392 |
Its median household income is higher than in 71% of U.S. residential ZIP codes, and it is denser than 91% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 98148?
The 2020 Census counted 11,092 people in 98148; the ACS, which samples households over 2020-2024, estimates 9,715. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 9,715±1,063 (90% margin)
- 2020 Census count
- 11,092
- Households
- 3,954
- Median age
- 36.4
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 98148?
Of the 9,715 people the ACS estimates in 98148, 21.6% are under 18 and 11.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (44.2%), then Hispanic or Latino (24.0%).
- Under 1821.6%
- 18 to 6466.7%
- 65 and older11.7%
- White, not Hispanic44.2%
- Hispanic or Latino24.0%
- Black, not Hispanic12.4%
- Asian, not Hispanic10.5%
- Other or two or more9.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 98148 earn?
Median household income is $87,342 (ACS 2020-2024), the 70th highest of the 78 ranked ZIP codes in King County.
- Median household income
- $87,342
- Income per person
- $45,702
- Below the poverty line
- 11.5%
- Unemployed (of the labor force)
- 7.3%
- Adults 25+ with a bachelor's degree
- 33.7%
- Adjusted gross income per tax return, 2022
- $79,7455,150 returns; wages 77% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 98148?
FHFA's house price index for 98148, built from repeat sales and appraisals of the same homes, rose 128% from 2015 to 2025 and rose 44% from 2020 to 2025, and moved +1.9% in 2025.
- Median home value (owners' estimate)
- $607,900
- Median gross rent
- $1,816
- Homes owned by their occupants
- 50.5%
- Housing units
- 4,469
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 98148?
369 business establishments had a location in this ZIP code in 2023, 2 more than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)47
- Transportation and warehousing43
- Health care and social assistance42
- Retail trade39
- Real estate and rental and leasing36
- Construction35
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 98148?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 98158 | Seattle | 0 | – | 0.9 mi |
| 98166 | Seattle | 22,082 | $115k | 1.3 mi |
| 98188 | Seattle | 27,311 | $76k | 2.5 mi |
| 98168 | Seattle | 35,528 | $88k | 3.3 mi |
| 98198 | Seattle | 40,463 | $86k | 3.7 mi |
| 98146 | Seattle | 28,573 | $103k | 4.2 mi (near) |
| 98032 | Kent | 40,862 | $83k | 4.9 mi (near) |
| 98178 | Seattle | 26,748 | $100k | 5.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.