6 cities
| City | Rank | County | 2025 Pop. ↓ |
|---|---|---|---|
| Newport | 1 | Newport County | 24,453 |
| Portsmouth town | 2 | Newport County | 17,081 |
| Middletown town | 3 | Newport County | 16,184 |
| Tiverton town | 4 | Newport County | 15,747 |
| Jamestown town | 5 | Newport County | 5,410 |
| Little Compton town | 6 | Newport County | 3,505 |
Newport County is the county generally considered as Newport County Rhode Island.