Kauai County, Hawaii Population 2024

73,919

Kauai County, Hawaii's estimated 2024 population is 73,919 with a growth rate of 0.09% in the past year according to the most recent United States census data. Kauai County, Hawaii is the 4th largest county in Hawaii. The 2010 population was 67,208 and has seen a growth of 9.99% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202974,259680.09%
202874,191680.09%
202774,123680.09%
202674,055680.09%
202573,987680.09%
202473,919680.09%
202373,851680.09%
202273,783-46-0.06%
202173,8296390.87%
202073,1901,0001.39%
201972,190-102-0.14%
201872,2924540.63%
201771,8382640.37%
201671,5745220.73%
201571,0527361.05%
201470,3166630.95%
201369,6539731.42%
201268,6807861.16%
201167,8946861.02%
201067,20800%
199051,17712,09530.95%
198039,0829,32131.32%
197029,7611,5855.63%
196028,176-1,729-5.78%
195029,905-5,913-16.51%
194035,818-124-0.35%
193035,9426,50422.09%
192029,4385,48622.9%
191023,9523,21815.52%
190020,734-53,525-72.08%
2024 Growth Rate
0.09% (68)
County Website
Kauai County
State
Hawaii
County Seat
Lihu'e
2020 Population
73,190
Area
620 mi²
Density
119 people/mi²
Growth Since 2020
1% (729)
Founded
1905

Population by Race

Race
Population
Percentage (of total)
White22,15130.09%
Asian21,80029.62%
Two or more races20,43127.76%
Native Hawaiian or Pacific Islander7,53810.24%
Other race1,0871.48%
Black or African American4660.63%
Native American1370.19%

White

Asian

Two or more races

Native Hawaiian or Pacific Islander

Other race

Black or African American

Native American

Kauai County, Hawaii Population by Race

Kauai County, Hawaii Population Pyramid 2024

Kauai County, Hawaii Median Age

42.7

Total

42

Male

43.6

Female

Kauai County, Hawaii Adults

There are 57,881 adults, (16,018 of whom are seniors) in Kauai County, Hawaii.

Kauai County, Hawaii Age Dependency

75.8

Age Dependency Ratio

38.3

Old Age Dependency Ratio

37.6

Child Dependency Ratio

Kauai County, Hawaii Sex Ratio

Female36,91150.14%
Male36,69949.86%

Kauai County, Hawaii Population by Age

Kauai County, Hawaii Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All23,4653.167.332.7
Married11,8533.6475.324.7
Non Family7,0161.4757.242.8
Female2,8764.185545
Male1,7204.287426

3.6

Average Family Size

3.1

Average Household Size

67.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Kauai County, Hawaii Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,9963.76%
Associates Degree6,19411.67%
Bachelors Degree11,01420.75%
Graduate Degree5,0349.48%
High School Graduate15,71829.61%
Less Than 9th Grade1,8693.52%
Some College11,25121.2%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Kauai County, Hawaii Educational Attainment by Sex (over 25)

Kauai County, Hawaii Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
Asian18,08916,3004,676
White17,83317,0507,706
2+ Races10,2869,7372,678
Islander4,9654,304483
Hispanic4,0133,790908
Other Race779723145
Black365365159
Native American13713719

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 43.56%.

Kauai County, Hawaii Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$53,946$62,852$45,393
Graduate Degree$66,996$82,639$62,292
High School Graduate$41,585$48,549$31,833
Less Than 9th Grade$41,156$40,083$41,362
Overall$47,325$56,131$39,477
Some College$45,919$56,834$36,878

$47,325

Average Earnings

$56,131

Average Male

$39,477

Average Female

Kauai County, Hawaii Earnings by Educational Attainment

Kauai County, Hawaii Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Kauai County, Hawaii Language

82.03% of Kauai County, Hawaii residents speak only English, while 17.97% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 14.62% of the population.

Kauai County, Hawaii Language

Kauai County, Hawaii Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White21,2702,30210.82%
Asian21,4381,4306.67%
Multiple20,1881,3426.65%
Islander7,4711,09714.68%
Hispanic7,6214095.37%
Other1,070545.05%
Black464214.53%
Native137107.3%

8.8%

Overall Poverty Rate

7.72%

Male Poverty Rate

9.89%

Female Poverty Rate

Poverty in Kauai County, Hawaii

The race most likely to be in poverty in Kauai County, Hawaii is Islander, with 14.68% below the poverty level.

The race least likely to be in poverty in Kauai County, Hawaii is Black, with 4.53% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.67%. Among those working part-time, it was 9.61%, and for those that did not work, the poverty rate was 15.23%.

Kauai County, Hawaii Poverty

rate

Rate
Poverty
Less Than 9th Grade16.91%
High School10.11%
Bachelors or Greater6.34%
Some College5.73%

Kauai County, Hawaii Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed18.54%
Male Unemployed15.61%
Female Employed4.72%
Male Employed3.48%

Kauai County, Hawaii Poverty Rate by Employment Status and Sex

Kauai County, Hawaii Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$107,023$134,143
Households$93,612$124,027
Married Families$123,229$148,867
Non Families$57,690$82,610

mean

median

Income by Household Type

Kauai County, Hawaii Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.7%

Overall Marriage Rate

49.6%

Male Marriage Rate

47.8%

Female Marriage Rate

Kauai County, Hawaii Married by Age and Sex

male

female

Kauai County, Hawaii 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.

Kauai County, Hawaii Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Kauai County, Hawaii Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3,976

Number of Veterans

3,704

Male Veterans

272

Female Veterans

War
Veterans
Vietnam1,633
Second Gulf War845
First Gulf War668
Korea412
World War II73

Kauai County, Hawaii Veterans by War

count

Age Group
Veterans
75+1,470
65 to 741,073
35 to 54634
55 to 64548
18 to 34251

Kauai County, Hawaii Veterans by Age

count

Name
Veterans
% of Total
White1,8539.62%
Asian1,0305.37%
2+ Races5344.34%
Hispanic2866.2%
Islander2714.94%
Black12829.98%
Other Race12614.14%
Native American3426.36%

Kauai County, Hawaii Veterans by Race

Kauai County, Hawaii Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.61%

Veteran Poverty Rate

32.93%

Veteran Disability Rate

Kauai County, Hawaii Veterans by Education

LaborForceParticipation

63.1%

Labor Force Participation

60.3%

Employment Rate

3.9%

Unemployment Rate

Kauai County, Hawaii Employment by Age

LaborForceParticipation

Kauai County, Hawaii Employment by Race

LaborForceParticipation

Kauai County, Hawaii 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

53.3%

Born in Kauai County, Hawaii

85.44%

Native Born

14.56%

Foreign Born

6.72%

Non Citizen

7.83%

Naturalized

Place of Birth

85.44% of Kauai County, Hawaii residents were born in the United States, with 53.3% having been born in Hawaii. 6.72% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Kauai County, Hawaii Place of Birth

Sources