Kahuku is a community in Honolulu County, Hawaii, home to about 2,375 people across 1.0 square miles. Its ZIP code is 96731.
Homes sold for a median of $1,297 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Kahuku; also Kawela Bay
Each card is that ZIP code’s whole market, including any part outside Kahuku. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Kahuku’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Daniel K. Inouye International Airport (HNL)25 miles away |
|---|---|
| Nearest city of 250,000+ | Urban Honolulu, HI26 miles away |
Straight-line distances from the center of Kahuku; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Kahuku had 2,852 residents in the 2020 census, up 36% since 2000.
It’s the 94th largest of 163 towns in Hawaii by population.
Honolulu County grew from 58,504 residents in 1900 to 1,016,508 in 2020.
Honolulu County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 66°F. About 32.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Kii-Kahuku 911, HI weather station (2 miles away).
331,937 jobs at 20,890 businesses in Honolulu County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
84 doctors and other health care providers list an office in Kahuku.
Nearest hospitals
Providers with an office here
| Primary care doctors | 7 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 2 |
| Nurse practitioners and physician assistants | 12 |
| Mental health providers | 56 |
| Physical and occupational therapists | 5 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Pharmacies
Libraries
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Hawaii Department of Education. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Kahuku Elementary SchoolKahuku | Pre-K–6 | 339 | Public | 1.4 mi |
| Kahuku High & Intermediate SchoolKahuku | 7–12 | 1,433 | Public | 1.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Kawela Bay.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.