96821 ZIP Code — Honolulu, HI

Honolulu County, Hawaii

ZIP code 96821 is located in Honolulu, Hawaii, within Honolulu County. It covers approximately 11.57 square miles and serves a population of 18,802 residents. This is a standard ZIP code in the Hawaii (HT) — no DST timezone, served by area code 808.

About ZIP code 96821

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1950s, giving the area an established character. Median home value is $1,310,400. Owner-occupancy is high at 84%, well above the national average.

The gap between median ($158,665) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 5% is below the national average. 47% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average.

Educational attainment is high — 62% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 96821 reflects a community defined by a highly educated population, high homeownership, and a significant Social Security-dependent population.

18,802

population

11.57

sq mi land

Standard

ZIP type

Hawaii (HT) — no DST

timezone

96821 ZIP code map

Cities in ZIP code 96821

Below are the cities the US Postal Service accepts for ZIP code 96821. Using any city not on this list may result in mail delivery delays.

City	Status
Honolulu	Acceptable
Honolulu	Preferred

Nearby ZIP codes

96816 Honolulu (2.4 mi) 96844 Honolulu (4.3 mi) 96825 Honolulu (4.3 mi) 96822 Honolulu (4.3 mi) 96795 Waimanalo (4.3 mi) 96826 Honolulu (4.7 mi) 96815 Honolulu (4.9 mi) 96813 Honolulu (5.3 mi) 96814 Honolulu (6.1 mi) 96817 Honolulu (6.1 mi) 96734 Kailua (6.7 mi) 96850 Honolulu (6.9 mi)

Demographics updated 05/2026

Population
Total population	18,802
Population density	1,625 / sq mi
State FIPS	15
County FIPS	003

Geography
Land area	11.57 sq mi
Water area	0.66 sq mi
Latitude	21.2998
Longitude	-157.7517
Timezone	Hawaii (HT) — no DST
Area code	808

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.3%	26.7%	29.0%
$50k – $100k	19.9%	29.4%	29.8%
$100k – $200k	34.9%	31.2%	29.9%
Over $200k	33.8%	12.7%	11.3%

Demographics & statistics

18,802

Population

1,625

People per sq mi

49.8

Median age

$158,665

Median household income

$76,789

Per capita income

$1,310,400

Median home value

$2,491

Median monthly rent

84.1%

Home ownership

5.3%

Poverty rate

3.3%

Unemployment

6,356

Housing units

62.0%

Bachelor's or higher

Age distribution

Male Female

355

Under 5

386

398

5–9

433

412

10–14

447

423

15–19

460

476

20–24

517

845

25–34

918

1,053

35–44

1,144

1,189

45–54

1,290

604

55–59

655

632

60–64

687

1,231

65–74

1,337

794

75–84

863

601

85+

652

← Male

Female →

Age summary

Group	Count	%
Under 18	2,932	15.6%
18 and over	15,870	84.4%
65 and over	5,478	29.1%
Median age	49.8 years

Race & ethnicity

Asian 53.7%

Two or more races 22.1%

White 19.6%

Native Hawaiian / Pacific Islander 2.5%

Hispanic or Latino 1%

Black or African American 1%

Other race 0.1%

Group	Count	%
Asian	10,197	53.7%
Two or more races	4,204	22.1%
White	3,714	19.6%
Native Hawaiian / Pacific Islander	471	2.5%
Hispanic or Latino	188	1%
Black or African American	182	1%
Other race	28	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.3%	26.7%	29.0%
$50k – $100k	19.9%	29.4%	29.8%
$100k – $200k	34.9%	31.2%	29.9%
Over $200k	33.8%	12.7%	11.3%

Under $10k 1.9%

$10k–$15k 2.0%

$15k–$25k 1.7%

$25k–$35k 1.3%

$35k–$50k 4.5%

$50k–$75k 11.3%

$75k–$100k 8.9%

$100k–$150k 16.3%

$150k–$200k 14.5%

$200k+ 37.7%

Range	% of households
Under $10k	1.9%
$10k–$15k	2.0%
$15k–$25k	1.7%
$25k–$35k	1.3%
$35k–$50k	4.5%
$50k–$75k	11.3%
$75k–$100k	8.9%
$100k–$150k	16.3%
$150k–$200k	14.5%
$200k+	37.7%
Median income	$158,665

Housing

Home values

Under $50k 0.7%

$50k–$100k 0.4%

$100k–$150k 0.5%

$150k–$200k 0.3%

$200k–$300k 0.3%

$300k–$500k 0.9%

$500k–$1M 17.2%

$1M+ 79.8%

Housing overview

Metric	Value
Median home value	$1,310,400
Median rent / month	$2,491
Owner occupied	84.1%
Renter occupied	15.9%
Vacant	10.5%
Single-family detached	83.5%
Large apartment buildings	4.6%
Mobile homes	0.7%
Median rooms	6.2
Avg household size (owned)	2.88

Year built

Era	%
2020 or later	0.3%
2010–2019	1.8%
2000–2009	9.5%
1990–1999	8.6%
1980–1989	12.7%
1970–1979	16.6%
1960–1969	22.0%
1950–1959	22.7%
1940–1949	4.8%
1939 or earlier	1.0%

Bedrooms

Size	% of units
No bedroom (studio)	2.2%
1 bedroom	3.7%
2 bedrooms	10.4%
3 bedrooms	41.4%
4 bedrooms	28.3%
5+ bedrooms	13.9%

Vehicles per household

Vehicles	% of households
No vehicle	4.6%
1 vehicle	20.7%
2 vehicles	43.2%
3 or more	31.5%

Heating fuel

Fuel type	%
Utility gas	1.1%
Electricity	36.1%
Propane / LP gas	0.9%
Wood	0.1%
Solar	8.8%
No fuel used	53.1%

Households & families

Household type	Count	%
Married-couple family	3,994	60.2%
Cohabiting couple	244	3.7%
Male householder, no spouse	826	12.5%
Female householder, no spouse	1,567	23.6%
Households with children under 18	1,668	25.2%
Households with seniors (65+)	3,523	53.1%
Average household size	2.80

Marital status

Status	Male	Female
Never married	28.9%	26.3%
Married	60.1%	54.5%
Separated	0.2%	0.6%
Widowed	3.9%	10.8%
Divorced	6.9%	7.8%

Education

Less than 9th grade 0.9%

Some HS, no diploma 1.1%

HS graduate 14.1%

Some college, no degree 14.1%

Associate's degree 7.7%

Bachelor's degree 33.7%

Graduate / professional 28.4%

Metric	%
HS diploma or higher	98.0%
Bachelor's or higher	62.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	299	8.8%
Kindergarten	126	3.7%
Elementary school	1,325	39.0%
High school	665	19.6%
College / grad school	983	28.9%

Employment

Industry of employment

Education & healthcare 24.3%

Professional & management 13.3%

Arts, food & hospitality 11.3%

Finance & real estate 11.0%

Retail trade 9.3%

Construction 7.4%

Public administration 6.7%

Other services 5.4%

Transportation & utilities 4.6%

Wholesale trade 2.8%

Manufacturing 1.9%

Information 1.4%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	56.1%
Service	13.9%
Sales & office	19.7%
Natural resources & construction	5.9%
Production & transportation	4.3%

Employment type

Type	%
Private sector	75.8%
Government	16.3%
Self-employed	7.7%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	67.1%
Carpool	14.5%
Public transit	1.1%
Walk	0.5%
Work from home	14.4%
Other means	2.4%
Avg commute (minutes)	28.4

Poverty

All people 5.3%

Under 18 years 2.6%

18 and over 5.8%

Married-couple families 3.0%

Female-led households 1.7%

Income support

Source	% of households
Social Security	46.6%
Retirement income	39.0%
Supplemental Security	1.4%
Cash public assistance	1.9%
Food stamps / SNAP	1.5%

Health indicators

Condition	%
Obesity	18.8%
High blood pressure	32.4%
High cholesterol	34.9%
Diabetes	10.3%
Heart disease	4.8%
Stroke	2.7%
Asthma	7.1%
Arthritis	20.4%
Kidney disease	2.5%
Pulmonary disease	3.2%
Cancer	6.8%

Behavior / access	%
Smoking	7.6%
Binge drinking	12.5%
No physical activity	17.5%
Less than 7 hrs sleep	37.0%
Depression	11.0%
Fair or poor health	9.2%
Poor mental health	8.5%
Poor physical health	6.2%
No health insurance	6.1%
Visited doctor (checkup)	82.7%
Visited dentist	81.0%
Cholesterol screening	92.1%
Teeth loss	4.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,226	7.7%

Disability	%
Any disability	11.6%
Under 18	1.5%
18–64 years	4.4%
65 and over	31.1%

Health insurance coverage

Type	%
Private insurance	83.8%
Public insurance	37.3%
No insurance	1.5%
Uninsured under 19	1.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	18,061	96.1%
Spanish	1,031	5.7%
Other Indo-European	28	0.2%
Asian & Pacific Islander	8	0.0%
Other languages	995	5.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	16,044	85.3%
Born in same state	15,522	82.6%
Born in different state	11,789	62.7%
Foreign born	522	2.8%
Naturalized citizen	2,758	14.7%
Not a US citizen	2,030	73.6%

Ancestry

Ancestry	Count	%
Italian	987	5.2%
French	876	4.7%
Arab	236	1.3%
Polish	62	0.3%

Ancestry	Count	%
English	57	0.3%
German	39	0.2%
Irish	36	0.2%
Dutch	19	0.1%

Technology access

Metric	% of households
Computer access	35.3%
Internet access	95.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 96821

What city is ZIP code 96821 in?

ZIP code 96821 is primarily assigned to Honolulu, Hawaii.

What county is ZIP code 96821 in?

ZIP code 96821 falls within Honolulu County, Hawaii.

How educated is the population of ZIP code 96821?

62% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 96821 have an older population?

29% of residents in ZIP code 96821 are 65 or older, above the national average of ~17%.

Does ZIP code 96821 have a large retiree population?

47% of households in ZIP code 96821 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 96821 mostly owner-occupied?

84% of occupied units in ZIP code 96821 are owner-occupied, well above the national average.

What timezone is ZIP code 96821 in?

ZIP code 96821 observes the HST timezone.