16 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Providence | 1 | 196,657 | 190,803 | 0.5% | 10,684 | 18 | City |
| Cranston | 2 | 85,286 | 82,772 | 0.49% | 3,009 | 28 | City |
| Pawtucket | 3 | 77,750 | 75,488 | 0.49% | 8,971 | 9 | City |
| East Providence | 4 | 48,415 | 47,052 | 0.47% | 3,645 | 13 | City |
| Woonsocket | 5 | 45,181 | 43,161 | 0.75% | 5,833 | 8 | City |
| Cumberland | 6 | 38,593 | 36,381 | 1.42% | 1,457 | 26 | Town |
| North Providence | 7 | 35,613 | 34,133 | 1.17% | 6,319 | 6 | Town |
| Johnston | 8 | 31,135 | 29,544 | 1.26% | 1,326 | 23 | Town |
| Lincoln | 9 | 24,371 | 22,503 | 1.8% | 1,348 | 18 | Town |
| Central Falls | 10 | 23,276 | 22,549 | 0.52% | 19,494 | 1 | City |
| Smithfield | 11 | 23,047 | 22,114 | 1.12% | 879 | 26 | Town |
| Burrillville | 12 | 17,282 | 16,128 | 1.43% | 315 | 55 | Town |
| North Smithfield | 13 | 13,229 | 12,590 | 1.26% | 554 | 24 | Town |
| Scituate | 14 | 11,033 | 10,376 | 1.34% | 229 | 48 | Town |
| Glocester | 15 | 10,934 | 9,981 | 1.97% | 202 | 54 | Town |
| Foster | 16 | 4,746 | 4,469 | 1.48% | 94 | 51 | Town |
Providence is the largest city in Providence County, with a population of 196,657.
Foster is the smallest city in Providence County, with a population of 4,746.
There are 16 cities in Providence County, Rhode Island.