25 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Hilo | Hawaii County | 48,986 |
| Halawa | Honolulu County | 13,777 |
| Hawaiian Paradise Park | Hawaii County | 13,561 |
| Hickam Housing | Honolulu County | 9,545 |
| Haiku-Pauwela | Maui County | 9,470 |
| Heeia | Honolulu County | 5,120 |
| Haleiwa | Honolulu County | 4,779 |
| Hawaiian Beaches | Hawaii County | 4,537 |
| Hanamaulu | Kauai County | 4,441 |
| Hawaiian Acres | Hawaii County | 4,342 |
| Hawaiian Ocean View | Hawaii County | 3,712 |
| Helemano | Honolulu County | 3,699 |
| Hauula | Honolulu County | 3,369 |
| Honaunau-Napoopoo | Hawaii County | 2,552 |
| Honokaa | Hawaii County | 2,368 |
| Hanapepe | Kauai County | 2,234 |
| Holualoa | Hawaii County | 1,946 |
| Hawi | Hawaii County | 1,818 |
| Halaula | Hawaii County | 1,138 |
| Haliimaile | Maui County | 1,116 |
| Honalo | Hawaii County | 847 |
| Hana | Maui County | 725 |
| Haena | Kauai County | 593 |
| Honomu | Hawaii County | 349 |
| Hanalei | Kauai County | 207 |