Census place · GEOID 1523000 · Hawaii County
Kailua, HI ZIP codes
2 ZIP/ZCTAs intersecting this Census place (CDP) in Hawaii County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Kailua (GEOID 1523000). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 45,477 (2 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Kailua, HI

ZIP/ZCTA overlap with Kailua
Population overlap
Share of each ZIP/ZCTA’s population located within Kailua, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Kailua
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 96725 | Holualoa | Hawaii County | 4,672 | $88,426 |
| 96740 | Kailua Kona | Hawaii County | 40,805 | $94,091 |
USPS associates these ZIPs with Kailua
These codes list Kailua as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 96734 | Kailua | Honolulu County | 50,985 | $131,554 |