Kailua Population 2026
Kailua has a population of 38,635, making it the #1154 biggest city in 🇺🇸 United States, located in Hawaii. It is about 228× smaller than New York City, the country's biggest city.
Population (city proper)
38,635
Rank in United States
#1154
Coordinates
21.40°N, 157.74°W
~10 m elevation · Pacific/Honolulu
Distance to capital (Washington)
7,755 km
4,816 miles, straight line
Other big cities in Hawaii
| City | Population | Rank in United States |
|---|---|---|
| Honolulu | 350,964 | #55 |
| East Honolulu | 49,914 | #877 |
| Pearl City | 47,698 | #926 |
| Makakilo / Kapolei / Honokai Hale | 46,389 | #953 |
| Hilo | 43,263 | #1016 |
| Joint Base Pearl Harbor Hickam | 42,184 | #1047 |
| Aliamanu / Salt Lakes / Foster Village | 38,833 | #1148 |
| Waipahu | 38,216 | #1170 |
Cities near Kailua
- East Honolulu49,914 people · ~13 km away
- Honolulu350,964 people · ~16 km away
- Aliamanu / Salt Lakes / Foster Village38,833 people · ~19 km away
- Joint Base Pearl Harbor Hickam42,184 people · ~22 km away
- Pearl City47,698 people · ~24 km away
- Waipahu38,216 people · ~28 km away
FAQ
What is the population of Kailua?
Kailua has a population of 38,635 (city proper, latest official figure via GeoNames), making it the #1154 biggest city in United States.
What state is Kailua in?
Kailua is located in Hawaii, United States.
Is Kailua the capital of United States?
No, the capital of United States is Washington D.C., about 7,755 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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