ZIP Code 98148

ZIP code 98148 is classified by USPS as a standard delivery area and covers roughly 8.0 square miles in Seattle, King County, Washington. The area is home to 10,010 residents, producing a population density of 1,255 people per square mile, and falls within the Los Angeles time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 98148 against Washington and the nation.

On the economic side, the median household income for ZIP 98148 sits at $87,342 (4% below the Washington average), while per-capita income is $45,702. The poverty rate stands at 11.5% and the unemployment rate at 7.3%. On housing, the median home value is $607,900 (19% above the state average) with median rent at $1,816 per month, and 50.5% of occupied units are owner-occupied, a direct signal of whether 98148 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 33.7% of adults hold a bachelor's degree or higher, the median age is 36.4, and the average commute is 26 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing King County, so you can benchmark 98148 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →