Data / Rankings / Median age / Counties in Hawaii

Counties in Hawaii by median age, 2024

Hawaii County had the highest median age of 5 counties in 2024, at 44.3 years. Kalawao County had the lowest, at 39.5 years. The median was 43.1 years and the figure for Hawaii was 40.9 years. Source: the U.S. Census Bureau.

Highest44.3Hawaii County
Lowest39.5Kalawao County
Median43.15 counties
Hawaii40.9History

All counties, 2024

CSVChart (SVG)

Hawaii CountyHawaii County: 44.3 years44.3Maui CountyMaui County: 43.2 years43.2Kauai CountyKauai County: 43.1 years43.1Honolulu CountyHonolulu County: 39.8 years39.8Kalawao CountyKalawao County: 39.5 years39.5
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2024
years		Change on 2023
1Hawaii County44.3+0.2
2Maui County43.2+0.3
3Kauai County43.1+0.4
4Honolulu County39.8+0.4
5Kalawao County39.5-0.4

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Hawaii County, with 44.3 years in 2024, according to the U.S. Census Bureau.

Which county has the lowest median age?

Kalawao County, with 39.5 years in 2024.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Hawaii: more rankings