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ZIP code 98121: Seattle, WA

98121 is a ZIP code in Seattle, Washington, mainly in King County, part of the Seattle-Tacoma-Bellevue, WA metro area. About 21,166 people live here.

Population
21,166
Median household income
$152,019
Typical home value
$521,100-7.1% in 12 months
Median rent
$2,337gross, per month
Median age
33.2
Homeowners
22.6%of occupied homes
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Shaded: ZIP code 98121's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 98121 details

CitySeattle
StateWashington
CountyKing County
Metro areaSeattle-Tacoma-Bellevue, WA
Time zonePacific Time (UTC−8), observes daylight saving time
TypeStandard (delivery area)
Land area0.4 sq mi, plus 0.2 sq mi of water
Population density48,105 people per sq mi
Bachelor's degree or higher78.9% of adults 25+
Average commute20.3 minutes
Center coordinates47.61519, -122.35058

Median rent in 98121 by bedrooms

SizeMedian gross rent
Studio$1,887/mo
1 bedroom$2,422/mo
2 bedrooms$3,501/mo
3 bedrooms$2,250/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 98121

ZIP codeCityDistancePopulation
98141Seattle, WA0.3 mi—
98101Seattle, WA0.7 mi17,153
98170Seattle, WA1.0 mi—
98154Seattle, WA1.0 mi0
98174Seattle, WA1.0 mi0
98160Seattle, WA1.1 mi—
98161Seattle, WA1.1 mi—
98111Seattle, WA1.1 mi—

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 98121?

A typical home in ZIP code 98121 is worth about $521,100 (Zillow Home Value Index). The median household here earns $152,019 a year. See what buying here would cost per month, with Washington average taxes and insurance filled in.

Monthly payment for a $521,100 homeWhat can a $152,019 income afford?Rental property numbers

About ZIP code 98121

What city is ZIP code 98121?

ZIP code 98121 is in Seattle, WA, in King County.

What county is ZIP code 98121 in?

98121 is mainly in King County, Washington.

What is the population of ZIP code 98121?

About 21,166 people live in ZIP code 98121, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 98121 in?

98121 is in Pacific Time (UTC−8). It observes daylight saving time.

What other ZIP codes does Seattle have?

Seattle, WA also uses 98101, 98102, 98103, 98104, 98105, 98106, 98107, 98108, 98109, 98111, 98112, 98113, 98114, 98115, 98116, 98117, 98118, 98119, 98122, 98124, 98125, 98126, 98127, 98129, 98131, 98133, 98134, 98136, 98138, 98139, 98141, 98144, 98145, 98146, 98148, 98154, 98155, 98158, 98160, 98161, 98164, 98165, 98166, 98168, 98170, 98174, 98175, 98177, 98178, 98181, 98185, 98188, 98190, 98191, 98194, 98195, 98198 and 98199.