Kailua (Hawaii County) is a community in Hawaii County, Hawaii, home to about 21,818 people across 14 square miles. Its ZIP code is 96740, and parts of 96725 are in Kailua (Hawaii County) too.
Homes sold for a median of $627 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Kailua (Hawaii County); also Kaiminani and Kahaluu-Keauhou
Mostly Holualoa; part is in Kailua (Hawaii County)
Each card is that ZIP code’s whole market, including any part outside Kailua (Hawaii County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Kailua (Hawaii County)’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Ellison Onizuka Kona International Airport at Keāhole (KOA)8 miles away |
|---|---|
| Nearest city of 250,000+ | Urban Honolulu, HI167 miles away |
Straight-line distances from the center of Kailua (Hawaii County); 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.
Kailua (Hawaii County) had 19,713 residents in the 2020 census, up 100% since 2000.
It’s the 12th largest of 163 towns in Hawaii by population.
Hawaii County grew from 46,843 residents in 1900 to 200,629 in 2020.
Hawaii County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 68°F. About 9.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Kailua Kona Ke-Ahole Ap, HI weather station (8 miles away).
54,716 jobs at 4,400 businesses in Hawaii County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
467 doctors and other health care providers list an office in Kailua (Hawaii County).
Nearest hospitals
Providers with an office here
| Primary care doctors | 59 |
|---|---|
| Specialist doctors | 48 |
| Dentists | 36 |
| Nurse practitioners and physician assistants | 67 |
| Mental health providers | 133 |
| Physical and occupational therapists | 90 |
| Optometrists | 10 |
| Chiropractors | 24 |
| Pharmacies | 13 |
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.
Parks (7 nearby)
Grocery stores (5 nearby)
Pharmacies (5 nearby)
Libraries (2 nearby)
Museums (2 nearby)
Counts are within about 2.5 miles 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.
Colleges and universities
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
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 |
|---|---|---|---|---|
| Kahakai Elementary SchoolKailua-Kona | Pre-K–5 | 507 | Public | 2.5 mi |
| Kealakehe Elementary SchoolKailua-Kona | Pre-K–5 | 924 | Public | 1.3 mi |
| Innovations - PCSKailua-Kona | K–8 | 241 | Charter | 1.3 mi |
| Kealakehe Intermediate SchoolKailua-Kona | 6–8 | 677 | Public | 1.4 mi |
| West Hawaii Explorations AcademyKailua-Kona | 6–12 | 286 | Charter | 5.9 mi |
| Kealakehe High SchoolKailua-Kona | 9–12 | 1,401 | Public | 2.0 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Makua Lani Christian AcademyKailua Kona | Pre-K–12 | 316 | Christian (no specific denomination) | 2.0 mi |
| Makua Lani Christian AcademyKailua Kona | Pre-K–12 | 310 | Christian (no specific denomination) | 2.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Kaiminani, Kahaluu-Keauhou, Holualoa, Kaloko and Honalo.
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.