| County | Rank | Change (2020) ↓ | 2026 Pop. | 2020 Pop. |
|---|---|---|---|---|
| Hawaii County | 1 | 5.13% | 211,036 | 200,744 |
| Kalawao County | 2 | 2.5% | 82 | 80 |
| Kauai County | 3 | 0.2% | 73,360 | 73,210 |
| Honolulu County | 4 | -2.48% | 987,264 | 1,012,334 |
| Maui County | 5 | -3.53% | 158,946 | 164,762 |
Hawaii's counties show varied growth patterns from 2020 to 2026. Hawaii County leads with 0.84% annualized growth, followed by Kalawao County (0.41%) and Kauai County (0.03%). The largest counties are Honolulu County (987,264), Hawaii County (211,036), and Maui County (158,946). Of the 5 counties in Hawaii, 3 are growing while 2 have experienced population decline. Overall, counties averaged 0.05% annualized growth, with total population growing by -0.24% annually.
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