US ZIP Code
96731

Kahuku, HI

Honolulu County  ·  Hawaii

● Active
👥 2,827 Population ↓ 4% since 2019
💰 $73,393 Median HH Income
≈ Avg ↓ 11% since 2019
🎂 27.9 Median Age ↓ 22% since 2019
🏠 $812,500 Median Home Value
▲ 191% above avg ↑ 30% since 2019
🎓 39.9% College Grads
≈ Avg
📊 11.1% Unemployment
▲ 127% above avg ↑ 135% since 2019
ZIP Code Details
ZIP Code96731
CityKahuku
StateHawaii (HI)
CountyHonolulu County
Area Code808
Elevation500 ft
Latitude21.678079
Longitude-157.969207
TimezoneHonolulu
FIPS15003
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.7% (1,321) Female 53.3% (1,506) ♀

Race & Ethnicity

White: 20.4%Hispanic: 6.9%Black: 0.5%Asian: 13.8%Other: 33.6%Race
White20.4%
Hispanic6.9%
Black0.5%
Asian13.8%
Other33.6%

Age Breakdown

Under 5
12%
5–17
23%
18–24
7%
25–44
24%
45–64
20%
65+
5%

Key Indicators

Median Age27.9 yrs ↓ 22% since 2019
Avg Household Size3.51
Below Poverty11.3% ▲ 13% above avg
College Grads39.9% ≈ Avg
Unemployment11.1% ▲ 127% above avg
No HS Diploma11 (0.7%)
HS Graduate558 (36%)
Some College146 (9.4%)
Associates217 (14%)
Bachelors87 (5.6%)
Graduate Degree531 (34.3%)

Education

No HS: 0.7%HS Grad: 36%Some College: 9.4%Associates: 14%Bachelors: 5.6%Graduate: 34.3%Edu
No HS0.7%
HS Grad36.0%
Some College9.4%
Associates14.0%
Bachelors5.6%
Graduate34.3%
Housing & Income

Housing Tenure

Owner: 63.3%Renter: 36.7%Tenure
Owner63.3%
Renter36.7%

Home Value Distribution

Under $50k
0%
$50k–100k
0%
$300k–500k
3%
Over $500k
97%

Financials

Median HH Income$73,393 ≈ Avg ↓ 11% since 2019
Median Home Value$812,500 ▲ 191% above avg ↑ 30% since 2019
Home/Income Ratio11.1x (nat avg ~3.5x)
Median Rent$1,450/mo ↓ 11% since 2019
Total Units1,310
Vacant Units507
Avg HH Size3.51

Income Distribution

Under $25k
17%
$25k–50k
6%
$50k–75k
28%
$75k–100k
11%
$100k–150k
15%
$150k–200k
11%
Over $200k
11%
Employment & Commute

How People Get to Work

Drove Alone
79%
Public Transit
4%
Walked
2%
Work From Home
15%

Commute Time

Under 15 min
38%
15–30 min
20%
30–45 min
7%
Over 45 min
35%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
1%
1960s–1970s
43%
1980s–1990s
4%
2000+
52%

Summary

Total Units1,310
Vacant507
Owner Occupied63.3%
Renter Occupied36.7%
Avg HH Size3.51
Frequently Asked Questions
ZIP code 96731 is in Kahuku, HI, in Honolulu County.
ZIP code 96731 is located in Hawaii (HI).
ZIP code 96731 is in Honolulu County, HI.
ZIP 96731 observes the Honolulu timezone.
The estimated population of ZIP code 96731 is 2,827 people (ACS 2023).
The median household income in ZIP code 96731 is $73,393 (ACS 2023).
The median home value in ZIP 96731 is $812,500 (ACS 2023).
About ZIP Code 96731

ZIP code 96731 is located in Kahuku, Hawaii, within Honolulu County. With a population of 2,827, this is a sparsely populated ZIP code with a young community — the median age is 27.9 years. Economically, 96731 is a solidly middle-class ZIP code: the median household income of $73,393 is near the national average.

Real estate in ZIP code 96731 represents among the most expensive housing markets in the country. The median home value of $812,500 is more than double the national average. Renters can expect to pay around $1,450 per month in median rent. Homeownership is strong here — 63.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 30% since 2019.

The population of 96731 is racially diverse, with White as the largest group at 20.4%. Residents are moderately educated — 39.9% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 11.3%. Household income has declined by 11% since 2019.

The unemployment rate in 96731 stands at 11.1%, which is more than double the national average. About 12% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 66%.

Overall, ZIP code 96731 in Kahuku, HI is characterized as solidly middle-class, moderately educated, a young community, and predominantly owner-occupied. With 2,827 residents, a median household income of $73,393, and a median home value of $812,500, it offers a clear picture of life in this part of Hawaii.