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US ZIP Code Profile

ZIP Code 98102
Seattle, Washington

ZIP code 98102 is in Seattle, located in King County, Washington, within the Seattle-Tacoma-Bellevue metro area. Its 2020 Census population was 25,066. The estimated median adjusted gross income per tax return is $83,451, and about 18% of filers report $200,000 or more.

2020 Population
25,066
Census ZCTA
County
King
FIPS 53033
Median income (est.)
$83,451
IRS SOI 2022
Land Area
1.292 mi²
+ 0.263 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CitySeattle, WA
CountyKing County (FIPS 53033)
StateWashington (FIPS 53)
Metro Area (MSA)Seattle-Tacoma-Bellevue, WA Metro Area (42660)
Census Region / DivisionWest Region · Pacific Division
Coordinates47.63714, -122.32189
Land / Water Area1.292 mi² land · 0.263 mi² water

02Income & Economics

Distribution of the 16,240 individual tax returns filed in 98102 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
11.3%
$25K–$50K
16.4%
$50K–$75K
17.9%
$75K–$100K
13.1%
$100K–$200K
23.6%
$200K+
17.7%
The $200,000+ bracket accounts for 61% of 98102's total adjusted gross income, from 18% of returns — a concentration that drives the gap between the median ($83,451) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 98102's IRS income metrics, 2020–2022.

Median income (2021→2022)
$83,451
▲ 6.3%
Filers earning $200K+
17.7%
▼ 0.5 pt
Total filers
16,240
▼ 0.6%
GET /zipc/v2/zipcodes/98102/soi?year=… $73K 2020 $78K 2021 $83K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 98102 ZCTA.

2000
19,424
 
2010
20,756
▲ +6.9%
2020
25,066
▲ +20.8%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 98102. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 98102

Seattle and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 98102 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number547616
City AliasesBroadway, Capitol Hill, Seattle

07Frequently Asked Questions

What county is ZIP code 98102 in?

ZIP code 98102 is in King County, Washington (county FIPS code 53033).

What city is ZIP code 98102?

The primary USPS city for 98102 is Seattle, WA.

What metro area (MSA) is 98102 in?

98102 is part of the Seattle-Tacoma-Bellevue, WA Metro Area (MSA code 42660).

What is the population of ZIP code 98102?

The 2020 Census population of 98102 was 25,066 residents.

What is the median income in ZIP code 98102?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 98102 is about $83,451, with around 18% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.