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Counties in Hawaii

Hawaii has 5 counties. Find yours from your location, or explore the map and the full list with seats, population, time zones and FIPS codes.

Updated November 1, 2026 · Data: U.S. Census Bureau

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Hawaii has 5 counties, home to about 1,445,635 people. Sort the table by any column, or search by name or seat.

Counties5Hawaii-Aleutian (no DST) time

Most peopleHonolulu County1,003,666 residents, 69% of the state

Fewest peopleKalawao County43 residents (survey estimate; small counties have wide margins of error)

Most crowdedHonolulu County1,671 people per sq mi

Largest by landHawaii County4,028.4 sq mi

Priciest homesHonolulu Countymedian value $873,000

Hawaii county map

Population431.0M4474k74k165k204kno data

Map of all 5 counties in Hawaii. Hover or tap a county for its facts; select it to find it in the table. Sources: Census TIGER/Line 2024, ACS 2019-2023 5-year, timezone-boundary-builder.

County explorer: all 5 counties in Hawaii

5 shown

County	Seat	Population	Land sq mi	People / sq mi	Median home	Time zone	FIPS
Honolulu	Honolulu	1,003,666	600.8	1,671	$873,000	Hawaii-Aleutian (no DST)	15003
Hawaii	Hilo	203,684	4,028.4	51	$486,400	Hawaii-Aleutian (no DST)	15001
Maui	Wailuku	164,632	1,161.5	142	$858,600	Hawaii-Aleutian (no DST)	15009
Kauai	Līhuʻe	73,610	619.8	119	$817,900	Hawaii-Aleutian (no DST)	15007
Kalawao	-	43	12.0	4	n/a	Hawaii-Aleutian (no DST)	15005

Sources: Census TIGER/Line 2024; ACS 2019-2023 5-year; Wikidata, CC0 (seats); timezone-boundary-builder (time zones). Data as of November 1, 2026. Not affiliated with any government agency.

FAQ

Frequently asked questions

How many counties are in Hawaii?

5.

What is the most populated county in Hawaii?

Honolulu County, with about 1,003,666 people (69% of the state).

What is the least populated county in Hawaii?

Kalawao County, with about 43 people (a survey estimate with a wide margin of error).

What is the largest county in Hawaii by land?

Hawaii County, 4,028.4 sq mi of land.

What county am I in, in Hawaii?

Use the tool at the top of this page: press Use my current location, or type your city or ZIP code.

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CountyFinder is an independent website. It is not affiliated with the U.S. Census Bureau, USPS or any county, state or federal agency. County boundaries are from Census TIGER/Line, published for statistical purposes only: they are not a determination of jurisdictional authority or legal land descriptions. For legal or tax purposes, confirm your county with the county.