| County | Rank | Change (2020) ↓ | 2025 Pop. | 2020 Pop. |
|---|---|---|---|---|
| Hawaii County | 1 | 5.37% | 211,537 | 200,754 |
| Kalawao County | 2 | 1.25% | 81 | 80 |
| Kauai County | 3 | 0.73% | 73,747 | 73,209 |
| Honolulu County | 4 | -0.94% | 1,002,918 | 1,012,407 |
| Maui County | 5 | -1.32% | 162,622 | 164,802 |
Hawaii's counties show varied growth patterns from 2020 to 2025. Hawaii County leads with 5.37% annualized growth, followed by Kalawao County (1.25%) and Kauai County (0.73%). The largest counties are Honolulu County (1,002,918), Hawaii County (211,537), and Maui County (162,622). Of the 5 counties in Hawaii, 3 are growing while 2 have experienced population decline. Overall, counties averaged 1.02% annualized growth, with total population growing by -0.02% annually.
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