COUNTY · 1990 CENSUS

Kauai County

Hawaii · 51,177 residents · 619.84 sq mi

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The short version

Kauai County is wealthier than most US places, with a median household income of $37,425. Population has declined 12% since 2000. Median home value is $170,200.

At a glance

Wealthier

above the US median

US median: $30,130

Mid-age

median age 34.2

US median: 33.0

Less educated

16% hold a bachelor's degree

US average: 20%

Stable housing

home values roughly flat, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

51,177

−12%vs 2000

vs 58,463 in 2000

1990 – 2025

Population density

83 / sq mi

−12%vs 2000

vs 94 / sq mi in 2000

US average: 221

Median age

34.2

−11%vs 2000

vs 38.4 in 2000

US average: 33.0

Population, 1990 – 2024

202474K

Section 02

Income & economy

Median household income

$37,425

+10%inflation adjusted, since 2000

vs $45,020 in 2000

US average: $30,130

1990 – 2024

Per capita income

$14,254

−30%vs 2000

vs $20,301 in 2000

US average: $14,340

Poverty rate

7.2%

−3.3 ptsvs 2000

vs 10.5% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$170,200

+4%inflation adjusted, since 2000

vs $214,600 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$618

+10%inflation adjusted, since 2000

vs $739 in 2000

US average: $450

Owner-occupied

58.8%

−2.6 ptsvs 2000

vs 61.4% in 2000

41.2% rent

Afford Score

4.5

−5%vs 2000

vs 4.8 in 2000

1990 – 2024

RELATED:See current rent listings in Kauai County on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic27.9%(16,284)

Black0.3%(163)

Hispanic / Latino8.2%(4,803)

Asian34.9%(20,412)

Other0%

Diversity Score74.2%(43,400)

1990

White, non-Hispanic34.6%(17,726)

Black0.3%(143)

Hispanic / Latino10.8%(5,525)

Asian62.5%(31,963)

Other2.6%(1,345)

Diversity Score71.8%(36,748)

Diversity Score

−3%vs 2000

vs 74 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

16.3%

−3.2 ptsvs 2000

vs 19.4% in 2000

US average: 20.3%

High school or higher

73.1%

−10.2 ptsvs 2000

vs 83.3% in 2000

US average: 75.2%

Graduate degree

3.9%

−2.2 ptsvs 2000

vs 6.1% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

18.8 min

+27%vs 2000

vs 14.8 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Kauai County

Head to head

Compare Kauai County to nearby counties

KAUAI COUNTY VS

Honolulu County

Income$106,195+184%

Home value$897,500+427%

Population988,703+1247%

SEE FULL COMPARISON →

Frequently asked

How many people live in Kauai County, Hawaii?

Kauai County, Hawaii has about 51,177 residents according to the 1990 Census.

What is the median household income in Kauai County, Hawaii?

The typical household in Kauai County, Hawaii earns about $37,425 a year. Half of households make more than that, and half make less.

Is Kauai County, Hawaii expensive?

In Kauai County, Hawaii, the median home is worth about $170,200, and the typical rent is about $618 a month.

How educated are people in Kauai County, Hawaii?

About 16.3% of adults age 25 and over in Kauai County, Hawaii hold a bachelor's degree or higher.

What is the poverty rate in Kauai County, Hawaii?

About 7.2% of people in Kauai County, Hawaii live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →