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US ZIP Code Profile

ZIP Code 98021
Bothell, Washington

ZIP code 98021 is in Bothell, located in Snohomish County, Washington, within the Seattle-Tacoma-Bellevue metro area. Its 2020 Census population was 34,001. The estimated median adjusted gross income per tax return is $113,611, and about 30% of filers report $200,000 or more.

2020 Population
34,001
Census ZCTA
County
Snohomish
FIPS 53061
Median income (est.)
$113,611
IRS SOI 2022
Land Area
10.114 mi²
+ 0 mi² water

01Location & Geography

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

Primary CityBothell, WA
CountySnohomish County (FIPS 53061)
StateWashington (FIPS 53)
Metro Area (MSA)Seattle-Tacoma-Bellevue, WA Metro Area (42660)
Census Region / DivisionWest Region · Pacific Division
Coordinates47.79257, -122.20816
Land / Water Area10.114 mi² land · 0 mi² water

02Income & Economics

Distribution of the 15,940 individual tax returns filed in 98021 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
15.9%
$25K–$50K
11.7%
$50K–$75K
10.6%
$75K–$100K
8.8%
$100K–$200K
22.6%
$200K+
30.5%
The $200,000+ bracket accounts for 70% of 98021's total adjusted gross income, from 30% of returns — a concentration that drives the gap between the median ($113,611) 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 98021's IRS income metrics, 2020–2022.

Median income (2021→2022)
$113,611
▲ 5.1%
Filers earning $200K+
30.5%
▲ 1.9 pt
Total filers
15,940
▲ 3.1%
GET /zipc/v2/zipcodes/98021/soi?year=… $94K 2020 $108K 2021 $114K 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 98021 ZCTA.

2000
20,391
 
2010
26,722
▲ +31.0%
2020
34,001
▲ +27.2%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 98021. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 98021

Bothell and its immediate neighbors, sorted by distance.

3 mi
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Distance from 98021 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number540784
City AliasesBothell, Kennard Corner, Queensborough, Thrashers Corner

07Frequently Asked Questions

What county is ZIP code 98021 in?

ZIP code 98021 is in Snohomish County, Washington (county FIPS code 53061).

What city is ZIP code 98021?

The primary USPS city for 98021 is Bothell, WA.

What metro area (MSA) is 98021 in?

98021 is part of the Seattle-Tacoma-Bellevue, WA Metro Area (MSA code 42660).

What is the population of ZIP code 98021?

The 2020 Census population of 98021 was 34,001 residents.

What is the median income in ZIP code 98021?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 98021 is about $113,611, with around 30% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.