Honolulu, HI · standard
ZIP Code 96821
Honolulu County, Hawaii - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 19,856
- 664/sq mi High-density area
- $174,938
- Median income Above-median income area
- $1,563,300
- Median home value Above-median home value
- 61.1%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Honolulu pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 2%
- household income, US ZIPs
- Top 1%
- home value, US ZIPs
- 664
- people per sq mi
- 86%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 96821 against every reporting US ZIP.
ZIP code 96821 is a mid-sized community (a standard USPS delivery area) in Honolulu, Honolulu County, Hawaii, home to 19,856 residents across 29.9 square miles, a density of 664 people per square mile, in the Pacific/Honolulu time zone.
ZIP 96821 skews affluent, with a median household income of $174,938 (89% above the average Hawaii ZIP), while per-capita income is $79,943. The poverty rate is 6.1%, with unemployment at 5.0%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $1,563,300 (101% above the average Hawaii ZIP), while 86.1% of occupied homes are owner-occupied and median rent is $3,061.
This is a highly-educated ZIP: 61.1% of adults hold a bachelor's degree or higher, the median age is 50.7, and the average commute is 28 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Honolulu County, so 96821 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 96821
Top 5 sectors by establishment count in Honolulu, HI
Which industries have the most business establishments in ZIP 96821.
- Professional, scientific, and technical services
Professional, scientific, and technical services
43 establishments
- Health care and social assistance
Health care and social assistance
43 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
36 establishments
- Construction
Construction
32 establishments
- Other services (except public administration)
Other services (except public administration)
20 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 96821, Honolulu, HI · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
19,856
Population
29.9
Area (sq mi)
664
People / sq mi
Pacific/Honolulu
Time Zone
standard
ZIP Type
Who lives in ZIP 96821?
50.7
Median Age
47.9%
Male
52.1%
Female
16.2%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$174,938
Median Household Income
+89% vs state ZIP avg
$79,943
Per Capita Income
6.1%
Poverty Rate
5.0%
Unemployment Rate
28.4 min
Mean Commute Time
How ZIP 96821 ranks among Hawaii ZIPs
Honolulu, HI household income vs. every Hawaii ZIP code
Median household income among 83 reporting Hawaii ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$174,938 Top 1% higher than 99% of 83 Hawaii ZIPs
Each bar is a $20K-wide band; taller bars hold more Hawaii ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
7,358housing units
7,358
Total Housing Units
6,766
Occupied Units
592
Vacant Units
2.93
Avg Household Size
Occupancy Type
$1,563,300
Median Home Value
+101% vs state ZIP avg
$3,061
Median Rent
1970
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+15.9%
YoY Change (2022)
293
HPI Index (2000 = 100)
+193%
Total Change Since 2000
Home values in ZIP 96821 have increased 15.9% over the past year (2022). Since 2000, this ZIP has seen +193% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2018 | +0.9% | 261 |
| 2019 | -5.2% | 247 |
| 2020 | -1.7% | 243 |
| 2021 | +4.1% | 253 |
| 2022 | +15.9% | 293 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2022. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 271 business establishments in ZIP 96821, employing approximately 1,808 people with a combined annual payroll of $78,437,000.
271
Businesses
1,808
Employees
$78.4M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 43 | 15.9% |
| Health care and social assistance | 43 | 15.9% |
| Real estate and rental and leasing | 36 | 13.3% |
| Construction | 32 | 11.8% |
| Other services (except public administration) | 20 | 7.4% |
| Accommodation and food services | 18 | 6.6% |
| Finance and insurance | 14 | 5.2% |
| Administrative and support and waste management and remediation services | 14 | 5.2% |
| Retail trade | 13 | 4.8% |
| Wholesale trade | 12 | 4.4% |
| Educational services | 7 | 2.6% |
| Transportation and warehousing | 5 | 1.9% |
| Manufacturing | 4 | 1.5% |
| Information | 3 | 1.1% |
| Arts, entertainment, and recreation | 3 | 1.1% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 96821 vs 96816 →
ZIP 96821 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 96734
Kailua (96734)
50,746 residents
- 96816
Honolulu (96816)
49,368 residents
- 96822
Honolulu (96822)
45,007 residents
- 96815
Honolulu (96815)
31,470 residents
- 96826
Honolulu (96826)
30,842 residents
- 96825
Honolulu (96825)
30,263 residents
- 96813
Honolulu (96813)
22,881 residents
- 96821 19,856
Honolulu (96821)
19,856 residents
- 96814 18,721
Honolulu (96814)
18,721 residents
What this shows Among its immediate neighbors, ZIP 96821 ranks #8 by population - useful context the national average alone can't give.
ZIP 96821 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 96821
Honolulu (96821)
$174,938 median income
- 96825
Honolulu (96825)
$153,210 median income
- 96734
Kailua (96734)
$132,782 median income
- 96795
Waimanalo (96795)
$120,714 median income
- 96816
Honolulu (96816)
$114,609 median income
- 96822
Honolulu (96822)
$95,947 median income
- 96813
Honolulu (96813)
$91,690 median income
- 96814
Honolulu (96814)
$77,768 median income
- 96815
Honolulu (96815)
$77,096 median income
What this shows By household income, ZIP 96821 ranks the highest of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 96816 | Honolulu, HI | 49,368 | 2.7 mi |
| 96825 | Honolulu, HI | 30,263 | 3.8 mi |
| 96795 | Waimanalo, HI | 10,034 | 3.5 mi |
| 96822 | Honolulu, HI | 45,007 | 4.2 mi |
| 96826 | Honolulu, HI | 30,842 | 5.0 mi |
| 96734 | Kailua, HI | 50,746 | 6.2 mi |
| 96815 | Honolulu, HI | 31,470 | 5.0 mi |
| 96814 | Honolulu, HI | 18,721 | 6.2 mi |
| 96813 | Honolulu, HI | 22,881 | 6.1 mi |
| 96850 | Honolulu, HI | 0 | 7.3 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 96821, both outside HI so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (19,856 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Honolulu County
Related Areas
Frequently Asked Questions
What county is ZIP code 96821 in?
ZIP code 96821 (Honolulu) is located in Honolulu County, Hawaii. Honolulu County contains multiple ZIP codes, see the full list at /counties/honolulu-hi.
What is the population of ZIP code 96821?
ZIP code 96821 in Honolulu, HI has a population of 19,856 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 96821?
The median household income in ZIP 96821 is $174,938, which is 129% above the national average of $76,288.
What is the average home value in ZIP 96821?
The median home value in ZIP 96821 is $1,563,300, which is 462% above the national average of $278,155.
What is the demographic makeup of ZIP 96821?
The largest racial group in ZIP 96821 is Asian at 52.8%. Hispanic or Latino residents make up 2.5% of the population.
How many businesses are in ZIP code 96821?
ZIP code 96821 has 271 business establishments employing approximately 1,808 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 96821?
The top industries by establishment count in ZIP 96821 are: Professional, scientific, and technical services (43), Health care and social assistance (43), Real estate and rental and leasing (36). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 96821?
According to the FHFA House Price Index, home values in ZIP 96821 increased by 15.9% in 2022. Since 2000, home values in this ZIP have appreciated by approximately 193%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 96821?
In ZIP code 96821, 75.6% of residents aged 25+ have a high school diploma or higher, and 61.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 96821?
The mean commute time for workers in ZIP code 96821 is 28.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 96821?
In ZIP code 96821, approximately 86.1% of occupied housing units are owner-occupied and 13.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 96821?
The poverty rate in ZIP code 96821 is 6.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 96821's numbers, next.
- See how ZIP 96821 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Honolulu, HI ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.