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US ZIP Code Profile

ZIP Code 96821
Honolulu, Hawaii

ZIP code 96821 is in Honolulu, located in Honolulu County, Hawaii, within the Urban Honolulu metro area. Its 2020 Census population was 19,727. The estimated median adjusted gross income per tax return is $88,194, and about 24% of filers report $200,000 or more.

2020 Population
19,727
Census ZCTA
County
Honolulu
FIPS 15003
Median income (est.)
$88,194
IRS SOI 2022
Land Area
11.54 mi²
+ 0.469 mi² water

01Location & Geography

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

Primary CityHonolulu, HI
CountyHonolulu County (FIPS 15003)
StateHawaii (FIPS 15)
Metro Area (MSA)Urban Honolulu, HI Metro Area (46520)
Census Region / DivisionWest Region · Pacific Division
Coordinates21.311172, -157.75023
Land / Water Area11.54 mi² land · 0.469 mi² water

02Income & Economics

Distribution of the 9,630 individual tax returns filed in 96821 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
19.6%
$25K–$50K
13.5%
$50K–$75K
11.9%
$75K–$100K
9.3%
$100K–$200K
21.8%
$200K+
23.8%
The $200,000+ bracket accounts for 71% of 96821's total adjusted gross income, from 24% of returns — a concentration that drives the gap between the median ($88,194) 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 96821's IRS income metrics, 2020–2022.

Median income (2021→2022)
$88,194
▲ 0.1%
Filers earning $200K+
23.8%
▲ 0.2 pt
Total filers
9,630
▼ 0.6%
GET /zipc/v2/zipcodes/96821/soi?year=… $76K 2020 $88K 2021 $88K 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 96821 ZCTA.

2000
18,655
 
2010
19,856
▲ +6.4%
2020
19,727
▼ -0.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 96821. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 96821

Honolulu and its immediate neighbors, sorted by distance.

3 mi
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Distance from 96821 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 Number142400
City AliasesHonolulu, Hon, Hono

07Frequently Asked Questions

What county is ZIP code 96821 in?

ZIP code 96821 is in Honolulu County, Hawaii (county FIPS code 15003).

What city is ZIP code 96821?

The primary USPS city for 96821 is Honolulu, HI.

What metro area (MSA) is 96821 in?

96821 is part of the Urban Honolulu, HI Metro Area (MSA code 46520).

What is the population of ZIP code 96821?

The 2020 Census population of 96821 was 19,727 residents.

What is the median income in ZIP code 96821?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 96821 is about $88,194, with around 24% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.