Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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zipcodes.pro — CITY/HI/KAILUA

Kailua ZIP code, Hawaii

The ZIP code for Kailua, HI is 96734, and its area code is 808.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
21,818
Area code
808
State
Hawaii

NANPA lists no telephone rate centre for Kailua itself, so these are the area codes of the nearest one, Honolulu (4.9 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Kailua uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Kailua in numbers

About 21,818 people live in Kailua, in 7,598 households, the 12th-largest of Hawaii's 163 census places. The median household income is $88,211 a year, 12% below the Hawaii median of $100,389 (US: $80,734). The median owner-occupied home is valued at $667,400 (20% below the Hawaii median), and median gross rent is $1,754 a month. The median age is 41.6; 33.6% of adults 25 and over hold a bachelor's degree or higher (36.1% across Hawaii); the average commute takes 20 minutes.

Population21,818Kailua21,818
Households7,598Kailua7,598
Median age41.6Kailua41.6Hawaii40.9US 38.9
Median household income$88,211Kailua$88,211Hawaii$100,389US $80,734
Median home value$667,400Kailua$667,400Hawaii$839,100US $332,700
Median gross rent$1,754Kailua$1,754Hawaii$1,971US $1,413
Bachelor's degree or higher33.6%Kailua33.6%Hawaii36.1%US 35.7%
Mean commute20.3 minKailua20.3 minHawaii26.2 minUS 26.4 min
Population density1,581 / sq miKailua1,581 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Kailua CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Kailua

ZIP codes with the USPS city name Kailua
ZIP City Type Population Median income Median home
96734 Kailua , HI Standard 50,670 $132,782 $1,367,600

Other ZIP codes overlapping Kailua

These ZIP codes cover part of Kailua but are addressed as somewhere else.

ZIP codes overlapping Kailua
ZIP City Type Population Median income Median home
96725 Holualoa , HI Standard 5,009 $93,346 $880,000
96740 Kailua Kona , HI Standard 39,338 $95,542 $760,600

Map of Kailua ZIP codes

96734

The ZIP codes of Kailua, HI, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Kailua

The nearest larger towns are Hilo (50,404 people, 60 mi) and Kahului (28,288 people, 90 mi).

Towns near Kailua
TownPopulationDistance
Holualoa 3,434 5.4 mi
Kahaluu-Keauhou 5,150 5.7 mi
Kaiminani 11,465 7.7 mi
Captain Cook 3,419 12.2 mi
Honaunau-Napoopoo 2,629 15.7 mi
Waikoloa Village 7,543 24.1 mi

More nearby: every ZIP code in Honolulu County · Hawaii ZIP codes

Cite this page

zipcodes.pro. “Kailua, HI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/hi/kailua

Underlying data is public domain or openly licensed — sources, vintages and licences.