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)
White22,27430.3%
Asian21,62029.41%
Two or more races20,88028.4%
Native Hawaiian or Pacific Islander7,2259.83%
Other race9701.32%
Black or African American3860.53%
Native American1560.21%

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

42.3

Total

41.3

Male

43.4

Female

Kauai County, Hawaii Adults

There are 57,709 adults, (15,557 of whom are seniors) in Kauai County, Hawaii.

Kauai County, Hawaii Age Dependency

74.4

Age Dependency Ratio

36.9

Old Age Dependency Ratio

37.5

Child Dependency Ratio

Kauai County, Hawaii Sex Ratio

Female36,70249.93%
Male36,80950.07%

Kauai County, Hawaii Population by Age

Kauai County, Hawaii Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All22,9783.1664.835.2
Married11,7693.7173.926.1
Non Family6,7541.4555.244.8
Female2,9124.350.149.9
Male1,5434.3465.634.4

3.66

Average Family Size

3.16

Average Household Size

64.8%

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 Grade1,8983.6%
Associates Degree6,35112.05%
Bachelors Degree11,22821.31%
Graduate Degree4,7739.06%
High School Graduate15,22328.89%
Less Than 9th Grade2,0523.89%
Some College11,16121.18%

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
Asian17,80815,8105,021
White17,77716,9777,321
2+ Races10,5009,9312,619
Islander4,7474,194477
Hispanic4,3604,1841,114
Other Race635617176
Black281281160
Native American15615658

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 56.94%.

Kauai County, Hawaii Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$52,126$58,350$45,439
Graduate Degree$62,409$69,653$57,558
High School Graduate$41,411$46,968$32,516
Less Than 9th Grade$35,833$34,417$35,960
Overall$44,435$52,027$37,089
Some College$41,208$51,789$34,073

$44,435

Average Earnings

$52,027

Average Male

$37,089

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

80.74% of Kauai County, Hawaii residents speak only English, while 19.26% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 15.42% of the population.

Kauai County, Hawaii Language

Kauai County, Hawaii Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White21,1142,0989.94%
Asian21,3611,3376.26%
Islander7,1801,26817.66%
Multiple20,5931,0395.05%
Hispanic8,4095696.77%
Other951677.05%
Native1563925%
Black385205.19%

8.3%

Overall Poverty Rate

6.89%

Male Poverty Rate

9.72%

Female Poverty Rate

Poverty in Kauai County, Hawaii

The race most likely to be in poverty in Kauai County, Hawaii is Native, with 25% below the poverty level.

The race least likely to be in poverty in Kauai County, Hawaii is Multiple, with 5.05% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.66%. Among those working part-time, it was 9.2%, and for those that did not work, the poverty rate was 14.54%.

Kauai County, Hawaii Poverty

rate

Rate
Poverty
Less Than 9th Grade14.1%
High School8.06%
Bachelors or Greater6.6%
Some College5.82%

Kauai County, Hawaii Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed19.58%
Male Unemployed12.54%
Female Employed4.96%
Male Employed2.52%

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$102,083$125,649
Households$88,869$115,181
Married Families$116,135$-999,999,999
Non Families$52,628$73,115

mean

median

Income by Household Type

Kauai County, Hawaii Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.8%

Overall Marriage Rate

50.2%

Male Marriage Rate

47.3%

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 55-64, while the female age group most likely to be married is 55-64.

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

4,207

Number of Veterans

3,980

Male Veterans

227

Female Veterans

War
Veterans
Vietnam1,676
Second Gulf War862
First Gulf War598
Korea489
World War II107

Kauai County, Hawaii Veterans by War

count

Age Group
Veterans
75+1,388
65 to 741,192
35 to 54767
55 to 64548
18 to 34312

Kauai County, Hawaii Veterans by Age

count

Name
Veterans
% of Total
White1,8759.68%
Asian1,1566.09%
2+ Races5614.43%
Islander3967.54%
Hispanic3416.72%
Other Race9813.82%
Black8924.52%
Native American3221.48%

Kauai County, Hawaii Veterans by Race

Kauai County, Hawaii Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.65%

Veteran Poverty Rate

26.94%

Veteran Disability Rate

Kauai County, Hawaii Veterans by Education

LaborForceParticipation

63.3%

Labor Force Participation

60.3%

Employment Rate

4.1%

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

53.58%

Born in Kauai County, Hawaii

84.8%

Native Born

15.2%

Foreign Born

7.28%

Non Citizen

7.92%

Naturalized

Place of Birth

84.8% of Kauai County, Hawaii residents were born in the United States, with 53.58% having been born in Hawaii. 7.28% 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