Counties · Hawaii

Counties of Hawaii

Hawaii has 5 counties. Honolulu County is the largest with 988,703 residents in 2025. 3 of the 5 gained residents between 2020 and 2025 by the Census Bureau's estimates.

What counties are in Hawaii?

Sorted by the 2025 population estimate; sort by any column.

Counties of Hawaii: 2025 estimate, change since 2020, ACS 2020-2024 5-year estimates

Honolulu County	988,703	−2.7%	55	330	$106,195	$897,500
Hawaii County	210,043	+4.7%	54	60	$78,639	$519,300
Maui County	160,592	−2.5%	30	48	$97,161	$904,700
Kauai County	73,400	+0.1%	24	21	$97,668	$873,200
Kalawao County	82	+2.5%	0	2	$73,750	not published

Source: PEP Vintage 2025 (CO-EST2025); American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Census population estimates

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections