6 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Warwick | 1 | 83,095 | 82,855 | 0.06% | 2,374 | 35 | City |
| Coventry town | 2 | 35,747 | 35,728 | -0.1% | 605 | 59.06 | Town |
| West Warwick town | 3 | 31,263 | 30,987 | 0.18% | 3,992 | 7.83 | Town |
| East Greenwich town | 4 | 14,746 | 14,304 | 0.41% | 900 | 16.38 | Town |
| West Greenwich town | 5 | 6,715 | 6,532 | 0.24% | 134 | 50.30 | Town |
| Greene | 6 | 1,116 | 1,016 | 1.45% | 184 | 6.07 | CDP |
Warwick is the largest city in Kent County, with a population of 83,095.
Greene is the smallest city in Kent County.
There are 6 cities in Kent County, Rhode Island.