| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Honolulu | 1 | 340,353 | 348,449 | -0.44% | 5,614 | 61 | CDP |
Honolulu is the largest city in Honolulu County, with a population of 340,353.
Honolulu is the smallest city in Honolulu County, with a population of 340,353.
There is 1 city in Honolulu County, Hawaii.