96789 ZIP Code
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ZIP code 96789 covers Mililani, Hawaii, with a population of about 54,608 and a median household income of $125,822.
- Population
- 54,6082,071 per square mile
- Median age
- 423.3 points above the US average
- Median household income
- $125,8221.3× the Hawaii median
- Poverty rate
- 3.5%8.9 points below the US average
- Typical home value
- $876,347up 17.3% in five years
- Median rent
- $2,2981.2× the Hawaii median
- Degree or higher
- 43%8 points above the US average
- Homeownership
- 80%15 points above the US average
- Time zone
- Hawaii-Aleutian UTC-10:00does not observe daylight saving time
- Businesses
- 480
Where 96789 is
Mililani, Hawaii — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.
People and households
American Community Survey 2019–2023 five-year estimates
| Population | 54,608 |
|---|---|
| Median age | 42 |
| Family households | 77.8% |
| Born outside the US | 10.4% |
| Speaks a language other than English at home | 13% |
| White (non-Hispanic) | 11.1% |
| Black (non-Hispanic) | 1.8% |
| Asian (non-Hispanic) | 47.7% |
| Hispanic or Latino | 10.4% |
| Veterans | 11.7% |
Income and poverty
American Community Survey 2019–2023 five-year estimates
| Median household income | $125,822 |
|---|---|
| Income per person | $51,629 |
| Poverty rate | 3.5% |
| Households on SNAP or cash assistance | 6.1% |
Household income distribution
| Under $10k | |
|---|---|
| $10–15k | |
| $15–20k | |
| $20–25k | |
| $25–30k | |
| $30–35k | |
| $35–40k | |
| $40–45k | |
| $45–50k | |
| $50–60k | |
| $60–75k | |
| $75–100k | |
| $100–125k | |
| $125–150k | |
| $150–200k | |
| $200k or more |
Income as declared to the IRS
Filed returns rather than survey responses, so this counts tax units and not households.
| Tax returns filed | 26,590 |
|---|---|
| Mean adjusted gross income | $92,367 |
| Returns declaring $200,000 or more | 8.2% |
| Returns, under $25k | 19.1% |
| Returns, $25k–$50k | 18.2% |
| Returns, $50k–$75k | 15.4% |
| Returns, $75k–$100k | 12.0% |
| Returns, $100k–$200k | 27.2% |
| Returns, $200k or more | 8.2% |
Housing
American Community Survey 2019–2023 five-year estimates
| Median home value | $871,000 |
|---|---|
| Median gross rent | $2,298 |
| Rent as a share of household income | 33.9% |
| Owner-occupied | 80% |
| Vacant homes | 3.1% |
| Median year built | 1985 |
What the homes are
| Detached house | |
|---|---|
| Attached house | |
| 2 to 4 units | |
| 5 to 19 units | |
| 20 or more units | |
| Mobile home | |
| Boat, RV or van |
Home values and rents today
Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.
| Typical home value | $876,347as of 2026-07 |
|---|---|
| Typical home value, 1 year | up 1.2% |
| Typical home value, 5 years | up 17.3% |
| Typical home value, 10 years | up 58.6% |
| Typical asking rent | $3,078as of 2026-07 |
| Typical asking rent, 1 year | up 5.1% |
| Typical asking rent, 5 years | up 31.3% |
| Typical asking rent, 10 years | up 51.7% |
$197,431 in 2000 to $876,347 in 2026.
$2,017 in 2015 to $3,078 in 2026.
Work, commuting and education
American Community Survey 2019–2023 five-year estimates
| Unemployment rate | 2.9% |
|---|---|
| Bachelor's degree or higher | 43% |
| High school diploma or higher | 96.2% |
| Works from home | 7.9% |
| Drives to work alone | 77.9% |
| Takes public transport | 1.8% |
| Commutes 45 minutes or more | 21.1% |
Health
CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.
| Obesity | 23.5% 9.9 pts below the national average of 33.4% |
|---|---|
| Diagnosed diabetes | 11.2% 0.8 pts below the national average of 12% |
| Currently smokes | 8.3% 4.9 pts below the national average of 13.2% |
| High blood pressure | 29.8% 4.3 pts below the national average of 34.1% |
| Fair or poor general health | 15.3% 5 pts below the national average of 20.3% |
| No health insurance (18–64) | 4.2% 7.1 pts below the national average of 11.3% |
| Depression | 14.7% 7.2 pts below the national average of 21.9% |
| No leisure-time physical activity | 20.5% 4.9 pts below the national average of 25.4% |
| Arthritis | 20.9% 4.2 pts below the national average of 25.1% |
| Binge drinking | 17.4% 1.4 pts above the national average of 16% |
| Taking blood pressure medication | 77.2% 2.5 pts above the national average of 74.7% |
| Cancer (non-skin) | 6.1% 1.6 pts below the national average of 7.7% |
| Current asthma | 9.4% 1 pts below the national average of 10.4% |
| Coronary heart disease | 5% 1.2 pts below the national average of 6.2% |
| Routine check-up in past year | 79% 2.3 pts above the national average of 76.7% |
| Cholesterol screening | 85% 0.9 pts below the national average of 85.9% |
| Cognitive disability | 10.7% 4.1 pts below the national average of 14.8% |
| Colorectal screening | 67.6% 3.3 pts above the national average of 64.3% |
| COPD | 3.9% 2.7 pts below the national average of 6.6% |
| Visited a dentist | 75.2% 13.9 pts above the national average of 61.3% |
| Any disability | 24.8% 5.9 pts below the national average of 30.7% |
| Lacks emotional support | 29.8% 5 pts above the national average of 24.8% |
| Food insecurity | 13.3% 3.8 pts below the national average of 17.1% |
| Received food stamps | 7.9% 6.4 pts below the national average of 14.3% |
| Hearing disability | 5.8% 0.9 pts below the national average of 6.7% |
| High cholesterol | 36.3% same as the national average of 36.2% |
| Housing insecurity | 8.8% 5 pts below the national average of 13.8% |
| Independent living disability | 5.6% 2.8 pts below the national average of 8.4% |
| Lacks transport | 5.8% 3.4 pts below the national average of 9.2% |
| Loneliness | 31.5% 2.9 pts below the national average of 34.4% |
| Mammography use | 80.1% 4.2 pts above the national average of 75.9% |
| Poor mental health (14+ days) | 13.3% 3.5 pts below the national average of 16.8% |
| Mobility disability | 10.9% 3.1 pts below the national average of 14% |
| Poor physical health (14+ days) | 10.5% 3 pts below the national average of 13.5% |
| Self-care disability | 2.6% 1.4 pts below the national average of 4% |
| Utility shut-off threat | 4.4% 4.4 pts below the national average of 8.8% |
| Sleeps under 7 hours | 46.5% 10.1 pts above the national average of 36.4% |
| Stroke | 3% same as the national average of 3.4% |
| All natural teeth lost | 5.3% 7.7 pts below the national average of 13% |
| Vision disability | 4.1% 1.5 pts below the national average of 5.6% |
Business and employment
Census ZIP Code Business Patterns 2022
| Business establishments | 480 |
|---|---|
| People employed | 6,069 |
| Annual payroll | $261,784,000 |
Natural hazard risk
FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.
| Overall risk | Higher than 44.1% of US census tracts |
|---|---|
| FEMA rating | Very Low to Relatively Moderate across the 18 census tracts this ZIP code covers |
| Expected annual loss | 53.3 out of 100 |
| Community resilience | 50.7 out of 100 |
By hazard
Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.
| Wildfire | 85.3Relatively Moderate at its worst in this ZIP code |
|---|---|
| Landslide | 73.4Relatively High at its worst in this ZIP code |
| River flooding | 60.2Very High at its worst in this ZIP code |
| Earthquake | 58.6Relatively Moderate at its worst in this ZIP code |
| Lightning | 58.3Very High at its worst in this ZIP code |
| Hurricane | 29.4Very Low at its worst in this ZIP code |
| Ice storm | 4.6Very Low at its worst in this ZIP code |
| Tornado | 3.2Very Low at its worst in this ZIP code |
| Hail | 1.8Very Low at its worst in this ZIP code |
| Strong wind | 1.7Very Low at its worst in this ZIP code |
Compared with Hawaii and the United States
State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates
| This ZIP | Hawaii | United States | |
|---|---|---|---|
| Median household income | $125,822 | $98,317 | $78,538 |
| Income per person | $51,629 | $44,823 | $43,289 |
| Poverty rate | 3.5% | 10% | 12.4% |
| Median home value | $871,000 | $808,200 | $303,400 |
| Median gross rent | $2,298 | $1,938 | $1,348 |
| Homeownership | 80% | 62.6% | 65% |
| Bachelor's degree or higher | 43% | 35.5% | 35% |
| Unemployment rate | 2.9% | 5% | 5.2% |
| Works from home | 7.9% | 8.8% | 13.5% |
| Born outside the US | 10.4% | 18.1% | 13.9% |
| Median age | 42 | 40.6 | 38.7 |
Climate
NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.
| Weather station | UPPER WAHIAWA 874.3, HI US5.2 km away |
|---|---|
| Rain in a year | 64 in |
Average high and low by month
| January | 76.3°F / 60.6°F5.18 in rain |
|---|---|
| February | 75.9°F / 60°F4.31 in rain |
| March | 76.7°F / 61.8°F6.3 in rain |
| April | 77.3°F / 63.1°F5.62 in rain |
| May | 79.2°F / 64.5°F4.33 in rain |
| June | 80.2°F / 66.6°F4.23 in rain |
| July | 81.5°F / 67.3°F5.17 in rain |
| August | 82.7°F / 68.3°F3.96 in rain |
| September | 82.9°F / 67.3°F4.61 in rain |
| October | 81.5°F / 66.4°F5.76 in rain |
| November | 79.4°F / 64.9°F7.09 in rain |
| December | 77.2°F / 62.9°F7.52 in rain |
School districts
NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.
| Hawaii Department of Education | 100% of this ZIP code's land area |
|---|
Community and walkability
CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.
| Walkability | 5.7 out of 20Least walkable |
|---|
Nearby ZIP codes
The closest ZIP codes by centre point, which is not the same as sharing a border.
| 96854 Wheeler Army Airfield, HI | 4.3 km away |
|---|---|
| 96759 Kunia, HI | 4.9 km away |
| 96786 Wahiawa, HI | 5.9 km away |
| 96797 Waipahu, HI | 6.1 km away |
| 96857 Schofield Barracks, HI | 6.9 km away |
| 96782 Pearl City, HI | 7.3 km away |
| 96853 Jbphh, HI | 7.8 km away |
| 96859 Tripler Army Medical Center, HI | 7.8 km away |
Location, counties and time zone
County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.
| Honolulu County | 100% of this ZIP code's land area |
|---|---|
| Time zone | Hawaii-Aleutian (UTC-10:00 standard) |
| Daylight saving time | Not observed — clocks stay on standard time all year |
| Land area | 26.37 sq mi |
| Water area | 0.15 sq mi |
| Population density | 2,071 people per sq mi |
| Latitude, longitude | 21.4531, -158.0174 |
Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.