Kauai County, HI Population

Overview

73,247

Total Population

42.3

Median age

50.13%

Female population %

99.5:100

Gender ratio (M:F)

60-64 years

Largest age group

62.8

Total dependency ratio

White

Largest racial group

8,486

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Kauai County's population is old compared to the rest of the country:

The median age in Kauai County is 42.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Kauai County's population under 18 was 21.79%, compared to the 22.51% nationwide.
Kauai County's elderly or the senior population (over 65 age) was 20.30% as compared to 16.04% nationwide.
Of the total population in Kauai County, 18.28% were under the age of 15, 15.99% aged 15 to 29, 45.42% aged 30 to 64, 17.97% aged 65 to 84, and 2.33% were 85 years of age and older.

There are 187 more females than males in Kauai County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.13% females and 49.87% males in Kauai County, HI.
The Kauai County, HI gender ratio is 99.5:100 i.e. 99.5 men to 100 women (0.995).
For male population, the largest age group is 60-64 years with a population of 2,643.
For the female population, the largest age group is 60-64 years with a population of 2,987.

Kauai County's population has become increasingly diverse:

Racial distribution of Kauai County population: 31.70% are White, 0.52% are Black or African American, 0.30% are American Indian and Alaska Native, 30.99% are Asian, 9.47% are Native Hawaiian and other Pacific Islander, 1% are some other race and 26.03% are multiracial.
Kauai County's racial breakdown clearly shows that there is no majority of any race in the county.
By ethnicity, 8,486 is Hispanic or Latino (of any race), and 64,761 (88.41% of the total population) is Non-Hispanic.
The largest racial group in Kauai County is White with a population of 23,217 (31.70% of the total population).

Kauai County's population has not reached its peak yet and is showing a trend of further growth:

The peak population was 73,810 in the year 2022
From 2000 to 2010, Kauai County's population increased by 8,668 (14.81%), as compared to the national growth of 9.63%.
From 2010 to 2020, Kauai County's population increased by 5,978 (8.89%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Kauai County's population was lowest in year 2000 at 58,540.