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
- $174,938
- Median income
- $1,563,300
- Median home value
- 61.1%
- Bachelor's or higher
The verdict
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 classified by USPS as a standard delivery area and covers roughly 29.9 square miles in Honolulu, Honolulu County, Hawaii. The area is home to 19,856 residents, producing a population density of 664 people per square mile, and falls within the Pacific/Honolulu time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 96821 against Hawaii and the nation.
On the economic side, the median household income for ZIP 96821 sits at $174,938 (89% above the Hawaii average), while per-capita income is $79,943. The poverty rate stands at 6.1% and the unemployment rate at 5.0%. On housing, the median home value is $1,563,300 (101% above the state average) with median rent at $3,061 per month, and 86.1% of occupied units are owner-occupied, a direct signal of whether 96821 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 61.1% of adults hold a bachelor's degree or higher, the median age is 50.7, and the average commute is 28 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Honolulu County, so you can benchmark 96821 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 96821
Top 5 sectors by establishment count
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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, 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; HUD FMR + 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
$79,943
Per Capita Income
6.1%
Poverty Rate
5.0%
Unemployment Rate
28.4 min
Mean Commute Time
How ZIP 96821 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$174,938 Top 2% higher than 98% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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?
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
$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 |
More ZIP Codes in Honolulu County
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Frequently Asked Questions
What county is ZIP code 96821 in? ▼
What is the population of ZIP code 96821? ▼
What is the median household income in ZIP 96821? ▼
What is the average home value in ZIP 96821? ▼
What is the demographic makeup of ZIP 96821? ▼
How many businesses are in ZIP code 96821? ▼
What are the main industries in ZIP code 96821? ▼
How have home values changed in ZIP code 96821? ▼
What is the education level in ZIP code 96821? ▼
What is the average commute time in ZIP 96821? ▼
What percentage of residents own vs. rent in ZIP 96821? ▼
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ZIP Code Research Guides
Official Data Resources for Honolulu, HI
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.