Ranking of Hawaii Counties By Total Voting-age Population (18yrs and over) from Census 2020

Updated on August 22, 2023.

According to the data from the US 2020 Census, as at April 2020, among all the counties in Hawaii, Honolulu County had the highest voting-age population (18 years and over) (809.84K), followed by Hawaii County (158.71K), and Maui County (129.74K).

The chart below shows the top 5 counties with high voting-age population, and the table below shows the ranking of all Hawaii counties based on voting-age population.

You can also see the ranking of counties by population for other states as well as for the whole United States.

Ranking of Hawaii Counties By Total Voting-age Population from Census 2020
Honolulu
809.84K
Hawaii
158.71K
Maui
129.74K
Kauai
57.54K
Kalawao
72
Ranking of Hawaii Counties By Total Voting-age Population from Census 2020
Rank
County
Voting-age Population
1 Honolulu County 809,839
2 Hawaii County 158,711
3 Maui County 129,739
4 Kauai County 57,544
5 Kalawao County 72
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