Kapolei, Hawaii Population 2024

21,607

Kapolei is a city located in Honolulu County Hawaii. Kapolei has a 2024 population of 21,607. Kapolei is currently declining at a rate of -2.47% annually but its population has increased by 0.31% since the most recent census, which recorded a population of 21,541 in 2020.

The average household income in Kapolei is $144,835 with a poverty rate of 7.8%. The median age in Kapolei is 33.9 years: 32.4 years for males, and 36 years for females.

Kapolei Demographics

According to the most recent ACS, the racial composition of Kapolei was:

  • Two or more races: 36.31%
  • Asian: 30.41%
  • Native Hawaiian or Pacific Islander: 14.59%
  • White: 14.3%
  • Black or African American: 2.21%
  • Other race: 2.18%
  • Native American: 0%
State
Hawaii
Land Area (mi²)
4.4 sq mi
Density (mi²)
4,945.10/sq mi
Growth Since 2020
0.31% (66)
The current population of Kapolei, Hawaii is 21,607 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 21,541.

Population by Race

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Race
Population
Percentage (of total)
Two or more races8,24336.31%
Asian6,90330.41%
Native Hawaiian or Pacific Islander3,31214.59%
White3,24614.3%
Black or African American5022.21%
Other race4952.18%
Native American00%

Two or more races

Asian

Native Hawaiian or Pacific Islander

White

Black or African American

Other race

Native American

Kapolei Population by Race

Kapolei Population Pyramid 2024

Kapolei Median Age

33.9

Total

32.4

Male

36

Female

Kapolei Adults

There are 16,251 adults, (2,315 of whom are seniors) in Kapolei.

Kapolei Age Dependency

62.9

Age Dependency Ratio

16.6

Old Age Dependency Ratio

46.3

Child Dependency Ratio

Kapolei Sex Ratio

Female11,22549.45%
Male11,47650.55%

Kapolei Population by Age

Kapolei Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,9443.2577.522.5
Married4,4323.7185.714.3
Non Family1,2481.3453.646.4
Female9983.626931
Male2663.1885.714.3

3.55

Average Family Size

3.25

Average Household Size

77.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Kapolei Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade4933.45%
Associates Degree1,92213.46%
Bachelors Degree3,32723.3%
Graduate Degree9776.84%
High School Graduate4,19529.37%
Less Than 9th Grade5053.54%
Some College2,86320.05%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Kapolei Educational Attainment by Sex (over 25)

Kapolei Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
Asian5,3004,8031,820
2+ Races3,9293,784906
Islander2,4652,270275
White1,9141,833995
Hispanic1,4561,330226
Black364364259
Other Race18313416

The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 71.15%.

Kapolei Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$69,195$89,351$59,673
Graduate Degree$77,284$120,234$75,492
High School Graduate$56,984$71,307$37,917
Less Than 9th Grade$40,408$33,750$40,597
Overall$60,309$72,432$51,173
Some College$56,491$71,280$46,076

$60,309

Average Earnings

$72,432

Average Male

$51,173

Average Female

Kapolei Earnings by Educational Attainment

Kapolei Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Kapolei Language

81.43% of Kapolei residents speak only English, while 18.57% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 16.55% of the population.

Kapolei Language

Kapolei Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Multiple8,2347899.58%
Asian6,8506279.15%
Hispanic3,44156916.54%
Islander3,3001534.64%
White2,750933.38%
Black502316.18%
Other495295.86%

7.8%

Overall Poverty Rate

6.68%

Male Poverty Rate

8.92%

Female Poverty Rate

Poverty in Kapolei

The race most likely to be in poverty in Kapolei is Hispanic, with 16.54% below the poverty level.

The race least likely to be in poverty in Kapolei is White, with 3.38% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.29%. Among those working part-time, it was 4.14%, and for those that did not work, the poverty rate was 14.21%.

Kapolei Poverty

rate

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Rate
Poverty
Less Than 9th Grade10.37%
Some College7.78%
High School6.71%
Bachelors or Greater3.94%

Kapolei Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed12.89%
Female Unemployed10.7%
Male Employed4.01%
Female Employed2.54%

Kapolei Poverty Rate by Employment Status and Sex

Kapolei Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$127,217$150,045
Households$121,768$144,835
Married Families$136,802$-999,999,999
Non Families$81,071$99,856

mean

median

Income by Household Type

Kapolei Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.5%

Overall Marriage Rate

57.0%

Male Marriage Rate

56.0%

Female Marriage Rate

Kapolei Married by Age and Sex

male

female

Kapolei Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Kapolei Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Kapolei Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,867

Number of Veterans

1,508

Male Veterans

359

Female Veterans

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War
Veterans
Second Gulf War726
First Gulf War697
Vietnam391
Korea29
World War II18

Kapolei Veterans by War

count

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Age Group
Veterans
35 to 54576
55 to 64418
18 to 34321
75+299
65 to 74253

Kapolei Veterans by Age

count

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Name
Veterans
% of Total
White63431.34%
Asian58810.43%
2+ Races4409.89%
Islander1555.56%
Hispanic1307.96%
Black3014.85%
Other Race209.43%

Kapolei Veterans by Race

Kapolei Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.07%

Veteran Poverty Rate

21.73%

Veteran Disability Rate

Kapolei Veterans by Education

LaborForceParticipation

72.4%

Labor Force Participation

63%

Employment Rate

5.6%

Unemployment Rate

Kapolei Employment by Age

LaborForceParticipation

Kapolei Employment by Race

LaborForceParticipation

Kapolei Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

60.26%

Born in Kapolei

87.08%

Native Born

12.92%

Foreign Born

2.94%

Non Citizen

9.98%

Naturalized

Place of Birth

87.08% of Kapolei residents were born in the United States, with 60.26% having been born in Hawaii. 2.94% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Kapolei Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202421,607-547-2.47%
202322,154-547-2.41%
202222,701-547-2.35%
202123,2481,7077.92%
202021,541-133-0.61%
201921,6742000.93%
201821,4743881.84%
201721,0861,8809.79%
201619,2064692.5%
201518,7371,84710.94%
201416,8901,3898.96%
201315,5011,3479.52%
201214,1548396.3%
201113,315-1,871-12.32%
201015,18600%

Kapolei Population by Year