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CITY

Kailua CDP (Hawaii County)

Hawaii · 21,818 residents · 13.8 sq mi
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The short version

Kailua CDP (Hawaii County) is a city of 21,818 people in Hawaii. Since 2000 the city has more than doubled, up 11,948 people. Home values have more than tripled since 2000, reaching $667,400. Density works out to 1,581 people per square mile. The average commute runs 20 minutes. The foreign-born share is 20%.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 41.6
US median: 38.9
Average education
34% hold a bachelor's degree
US average: 36%
Less affordable
home values up 93%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
21,818
+121%since 2000
from 9,870 in 2000
1990 – 2024
Population density
1,581 / sq mi
+62%since 2009
from 977 / sq mi in 2009
US average: 281
Median age
41.6
+17%since 2000
from 35.5 in 2000
US average: 38.9
Land area
13.8 sq mi
Population, 1990 – 2024
8K12K16K19K23K19902000201020202024Kailua CDP (Hawaii County)
202422K
1990201020202024
Age distribution, 2024
Under 55.9%(1,287)
US avg: 5.6%
5 to 97.3%(1,587)
US avg: 6%
10 to 145.2%(1,127)
US avg: 6.4%
15 to 193.9%(845)
US avg: 6.6%
20 to 245%(1,085)
US avg: 6.5%
25 to 3415.5%(3,385)
US avg: 13.7%
35 to 4410.7%(2,332)
US avg: 13.2%
45 to 5412.4%(2,709)
US avg: 12.2%
55 to 6414.5%(3,170)
US avg: 12.7%
65 to 7411.7%(2,553)
US avg: 10.2%
75 to 845.9%(1,294)
US avg: 5.1%
85 and over2%(444)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$88,211
+18%inflation adjusted, since 2000
from $40,874 in 2000
US average: $82,259
1990 – 2024
Per capita income
$45,971
+123%since 2000
from $20,624 in 2000
US average: $44,673
Households earning $100K+
59.0%
+21.0 ptssince 2009
from 38.0% in 2009
US average: 53.3%
Poverty rate
14.3%
+3.5 ptssince 2000
from 10.8% in 2000
US average: 12.5%
Income inequality (Gini)
0.483
+8%since 2010
from 0.446 in 2010
US average: 0.476
Workforce by industry, 2024
Information14.2%
US avg: 10.8%
Other services6.8%
US avg: 6.7%
Wholesale trade6.3%
US avg: 6.9%
Finance & insurance3.3%
US avg: 5.9%
Arts, entertainment, food2.8%
US avg: 1.9%
Professional, scientific, technical2.6%
US avg: 5.1%
Public administration1.7%
US avg: 4.8%
Retail trade1.4%
US avg: 9.9%
Agriculture, forestry, fishing1.4%
US avg: 1.6%
Construction1.4%
US avg: 1.2%
Transportation & warehousing0.9%
US avg: 2.2%
Education & health services0.6%
US avg: 0.9%
Manufacturing0%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$667,400
+93%inflation adjusted, since 2000
from $190,000 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,754
+40%inflation adjusted, since 2000
from $686 in 2000
US average: $1,442
Owner-occupied
67.0%
+15.7 ptssince 2000
from 51.3% in 2000
33.0% rent
Vacancy rate
23.4%
+3.1 ptssince 2009
from 20.3% in 2009
US average: 10.0%
Persons per household
2.83 people
+2%since 2009
from 2.78 people in 2009
US average: 2.54
Owner cost-burdened
39.3%
+2.9 ptssince 2009
from 36.4% in 2009
US average: 22.9%
Renter cost-burdened
37.2%
−6.2 ptssince 2009
from 43.3% in 2009
US average: 47.4%
Afford Score
7.6
−8%since 2009
from 8.2 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Gentrification Score
50
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic36.4%(3,596)
Black0.5%(45)
Hispanic / Latino10.2%(1,007)
Asian17.4%(1,720)
Other0%
2024
White, non-Hispanic40.1%(8,749)
Black0.2%(42)
Hispanic / Latino8.3%(1,816)
Asian19%(4,150)
Other32.4%(7,061)
Diversity Score
86
−4%since 2009
from 90 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican3.8%(826)
Puerto Rican0.9%(203)
Guatemalan0.8%(183)
Chilean0.8%(180)
Spaniard0.6%(121)
Ecuadorian0.1%(13)
Colombian0%(10)
Asian origin
Filipino8.6%(1,880)
Japanese4.2%(915)
Chinese3.7%(801)
Korean0.9%(190)
Thai0.1%(22)
Asian Indian0.1%(18)
Cambodian0.1%(11)
Pacific Islander origin
Native Hawaiian19.4%(4,239)
Marshallese3.1%(675)
Samoan1.5%(338)
Tongan0.5%(100)
Chamorro0.3%(62)
Ancestry
German7.9%(1,716)
English7.5%(1,640)
Irish6.3%(1,364)
Portuguese2.4%(520)
Italian1.9%(421)
American1.7%(362)
Dutch1.4%(312)
Polish1.2%(265)
Norwegian1%(216)
Swedish1%(210)
Scottish0.9%(191)
French0.7%(152)
+ 28 more ancestry groups with data
Danish0.7%(151)
Lithuanian0.6%(134)
Russian0.6%(130)
Scotch-Irish0.6%(129)
Canadian0.5%(119)
Swiss0.5%(118)
Welsh0.5%(107)
Austrian0.5%(103)
Hungarian0.4%(78)
Arab0.3%(70)
Czech0.3%(63)
Finnish0.3%(63)
British0.2%(49)
West Indian0.2%(49)
Greek0.2%(45)
Brazilian0.2%(41)
Australian0.2%(37)
Ukrainian0.1%(25)
Egyptian0.1%(17)
Armenian0.1%(14)
Jamaican0.1%(12)
Moroccan0.1%(11)
Haitian0.1%(11)
Lebanese0%(10)
Slovene0%(10)
Section 05

Education

Bachelor's degree or higher
33.6%
+13.9 ptssince 2000
from 19.8% in 2000
US average: 35.6%
High school or higher
91.1%
+6.6 ptssince 2000
from 84.5% in 2000
US average: 89.6%
Graduate degree
12.7%
+6.1 ptssince 2000
from 6.6% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
20.3 min
+61%since 2000
from 12.6 min in 2000
US average: 26.5
Drive alone to work
62.1%
−6.2 ptssince 2009
from 68.3% in 2009
US average: 68.9%
Carpooled to work
22.4%
+5.7 ptssince 2009
from 16.7% in 2009
US average: 8.5%
Public transit
0.4%
+0.4 ptssince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
10.2%
+4.0 ptssince 2009
from 6.2% in 2009
US average: 15.0%
Walked to work
2.1%
−4.7 ptssince 2009
from 6.8% in 2009
US average: 2.4%
Biked to work
0.7%
+0.7 ptssince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
4.7%
−1.9 ptssince 2009
from 6.6% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.0%
−4.7 ptssince 2011
from 8.7% in 2011
US average: 5.2%
Labor force participation
61.1%
−7.2 ptssince 2011
from 68.3% in 2011
US average: 63.5%
Women 20-64 in the labor force
71.2%
−3.6 ptssince 2020
from 74.8% in 2020
US average: 74.6%
Self-employed
10.5%
+4.9 ptssince 2009
from 5.6% in 2009
US average: 13.1%
Management & professional
36.1%
+15.6 ptssince 2009
from 20.5% in 2009
US average: 42.5%
Section 08

People & community

Male
49.6%
−0.8 ptssince 2009
from 50.4% in 2009
Female
50.4%
+0.8 ptssince 2009
from 49.6% in 2009
Foreign born
19.6%
+2.8 ptssince 2009
from 16.9% in 2009
US average: 14.1%
Veterans
6.3%
−6.0 ptssince 2009
from 12.2% in 2009
US average: 6.2%
With a disability
11.4%
+0.6 ptssince 2012
from 10.8% in 2012
US average: 13.3%
Uninsured
7.4%
−1.1 ptssince 2013
from 8.5% in 2013
US average: 8.4%
Broadband at home
92.4%
+8.8 ptssince 2017
from 83.6% in 2017
US average: 91.0%
Computer in household
98.0%
+4.5 ptssince 2020
from 93.5% in 2020
US average: 95.5%
Same house as last year
83.4%
+0.1 ptssince 2020
from 83.3% in 2020
US average: 87.7%
English only at home
72.2%
−2.3 ptssince 2016
from 74.6% in 2016
US average: 77.7%
Spanish at home
4.7%
+1.6 ptssince 2016
from 3.1% in 2016
US average: 13.6%
Marital status
Men 15+
Never married35.2%(3,070)
Married52.8%(4,600)
Widowed3.7%(321)
Divorced8.3%(721)
Women 15+
Never married29.4%(2,679)
Married51.7%(4,711)
Widowed4.9%(448)
Divorced13.9%(1,267)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
7.4%
−1.1 ptssince 2013
from 8.5% in 2013
US average: 8.4%
Employer-based
48.8%
−6.7 ptssince 2020
from 55.5% in 2020
US average: 54.8%
Direct-purchase
17.7%
+6.0 ptssince 2020
from 11.7% in 2020
US average: 13.8%
Medicare
19.4%
+1.0 ptssince 2020
from 18.4% in 2020
US average: 18.4%
Medicaid
24.7%
+2.3 ptssince 2020
from 22.4% in 2020
US average: 20.9%
VA health care
2.3%
+0.2 ptssince 2020
from 2.1% in 2020
US average: 2.2%
Any private
64.2%
−2.9 ptssince 2020
from 67.1% in 2020
US average: 67.1%
Any public
43.2%
+4.1 ptssince 2020
from 39.1% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)9.3%(102)
US avg: 26.4%
Gulf War (1990s)11.5%(126)
US avg: 24.3%
Vietnam era52.7%(576)
US avg: 33.1%
Korean War4.6%(50)
US avg: 4.5%
World War II4.7%(51)
US avg: 1%

Share of the 1,093 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Kailua CDP (Hawaii County) to nearby cities

KAILUA CDP (HAWAII COUNTY) VS
Kaiminani
Income$110,560+25%
Home value$772,800+16%
Population11,465−47%
SEE FULL COMPARISON →
KAILUA CDP (HAWAII COUNTY) VS
Waimea CDP (Hawaii County)
Income$100,198+14%
Home value$677,400+1%
Population9,286−57%
SEE FULL COMPARISON →
KAILUA CDP (HAWAII COUNTY) VS
Hilo
Income$81,779−7%
Home value$483,000−28%
Population50,404+131%
SEE FULL COMPARISON →
KAILUA CDP (HAWAII COUNTY) VS
Hawaiian Paradise Park
Income$88,348same
Home value$457,100−32%
Population13,203−39%
SEE FULL COMPARISON →
Frequently asked

How many people live in Kailua CDP (Hawaii County), Hawaii?

Kailua CDP (Hawaii County), Hawaii has about 21,818 residents according to the 2024 American Community Survey.

What is the median household income in Kailua CDP (Hawaii County), Hawaii?

The typical household in Kailua CDP (Hawaii County), Hawaii earns about $88,211 a year. Half of households make more than that, and half make less.

Is Kailua CDP (Hawaii County), Hawaii expensive?

In Kailua CDP (Hawaii County), Hawaii, the median home is worth about $667,400, and the typical rent is about $1,754 a month.

How educated are people in Kailua CDP (Hawaii County), Hawaii?

About 33.6% of adults age 25 and over in Kailua CDP (Hawaii County), Hawaii hold a bachelor's degree or higher.

What is the poverty rate in Kailua CDP (Hawaii County), Hawaii?

About 14.3% of people in Kailua CDP (Hawaii County), Hawaii live below the federal poverty line.

Has Kailua CDP (Hawaii County), Hawaii grown since 1990?

Yes, Kailua CDP (Hawaii County), Hawaii has grown since 1990. The population has added about 12,594 residents, a change of about 137 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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Kailua CDP (Hawaii County), Hawaii: demographics, income & housing data · CensusEasy