Waipahu, Hawaii Population 2024

39,873

Waipahu is a city located in Honolulu County Hawaii. Waipahu has a 2024 population of 39,873. Waipahu is currently declining at a rate of annually and its population has increased by 4.17% since the most recent census, which recorded a population of 38,276 in 2020.

The average household income in Waipahu is $118,706 with a poverty rate of 11.61%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Waipahu is 39.6 years, 37.3 years for males, and 42.5 years for females.

Waipahu Demographics

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

  • Asian: 67.23%
  • Two or more races: 14.61%
  • Native Hawaiian or Pacific Islander: 12.64%
  • White: 4.4%
  • Black or African American: 0.55%
  • Other race: 0.49%
  • Native American: 0.07%
State
Hawaii
Land Area (mi²)
2.7 sq mi
Density (mi²)
15,044.0/sq mi
Growth Since 2020
4.17% (1,597)
The current population of Waipahu, Hawaii is 39,873 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 38,276.

Waipahu, Hawaii Population 2024

Population by Race

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Race
Population
Percentage (of total)
Asian26,80767.23%
Two or more races5,82614.61%
Native Hawaiian or Pacific Islander5,04112.64%
White1,7564.4%
Black or African American2200.55%
Other race1940.49%
Native American290.07%
showing: 7 rows

Asian

Two or more races

Native Hawaiian or Pacific Islander

White

Black or African American

Other race

Native American

Waipahu Population by Race

Waipahu Population Pyramid 2024

Waipahu Median Age

39.6

Total

37.3

Male

42.5

Female

Waipahu Adults

There are 31,320 adults, (8,517 of whom are seniors) in Waipahu.

Waipahu Age Dependency

74.9

Age Dependency Ratio

37.4

Old Age Dependency Ratio

37.5

Child Dependency Ratio

Waipahu Sex Ratio

Female20,57651.6%
Male19,29748.4%

Waipahu Population by Age

Waipahu Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8,7824.457.542.5
Married4,6045.2861.638.4
Female1,8244.7253.346.7
Non Family1,6891.3952.147.9
Male6654.9754.645.4
showing: 5 rows

4.72

Average Family Size

4.4

Average Household Size

57.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Waipahu Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Waipahu Educational Attainment by Sex (over 25)

Waipahu Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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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 78.41%.

Waipahu Educational Attainment by Race

All

Male

Female

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$40,594

Average Earnings

$45,113

Average Male

$36,746

Average Female

Waipahu Earnings by Educational Attainment

Waipahu Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Waipahu Language

50.44% of Waipahu residents speak only English, while 49.56% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 48.45% of the population.

Waipahu Language

Waipahu Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Asian26,4291,5735.95%
Multiple5,7721,22321.19%
Islander4,9531,16623.54%
Hispanic2,45570728.8%
White1,29650839.2%
Other1932512.95%
Black189157.94%
showing: 7 rows

11.61%

Overall Poverty Rate

10.34%

Male Poverty Rate

12.81%

Female Poverty Rate

Poverty in Waipahu

The race most likely to be in poverty in Waipahu is White, with 39.2% below the poverty level.

The race least likely to be in poverty in Waipahu is Asian, with 5.95% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.38%. Among those working part-time, it was 10.86%, and for those that did not work, the poverty rate was 21.02%.

Waipahu Poverty

rate

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Rate
Poverty
Less Than 9th Grade15.32%
High School13.15%
Some College10.9%
Bachelors or Greater4.23%
showing: 4 rows

Waipahu Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed26.47%
Male Unemployed16.14%
Female Employed4.72%
Male Employed2.87%
showing: 4 rows

Waipahu Poverty Rate by Employment Status and Sex

Waipahu Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Waipahu Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

46.5%

Overall Marriage Rate

48.1%

Male Marriage Rate

45.0%

Female Marriage Rate

Waipahu Married by Age and Sex

male

female

Waipahu 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.

Waipahu Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Waipahu Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,064

Number of Veterans

1,706

Male Veterans

358

Female Veterans

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Waipahu Veterans by War

count

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Waipahu Veterans by Age

count

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Waipahu Veterans by Race

Waipahu Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

13.25%

Veteran Poverty Rate

27.66%

Veteran Disability Rate

Waipahu Veterans by Education

LaborForceParticipation

60.2%

Labor Force Participation

56.2%

Employment Rate

4.8%

Unemployment Rate

Waipahu Employment by Age

LaborForceParticipation

Waipahu Employment by Race

LaborForceParticipation

Waipahu 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

48.09%

Born in Waipahu

58.31%

Native Born

41.69%

Foreign Born

16.87%

Non Citizen

24.82%

Naturalized

Place of Birth

58.31% of Waipahu residents were born in the United States, with 48.09% having been born in Hawaii. 16.87% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Waipahu Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202439,873
202339,873
202239,873-54-0.14%
202139,9271,6514.31%
202038,276-1,193-3.02%
201939,469-958-2.37%
201840,427-1,288-3.09%
201741,7151250.3%
201641,5904251.03%
201541,1656331.56%
201440,5325171.29%
201340,015-516-1.27%
201240,5312460.61%
201140,2852,0695.41%
201038,216
200033,1081,6735.32%
199031,4352,2967.88%
198029,1396,34127.81%
197022,79815,609217.12%
19507,1892834.1%
19406,9061,03217.57%
19305,874-33,999-85.27%
showing: 22 rows

Waipahu Population by Year