| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Providence | 1 | 196,192 | 190,713 | 0.45% | 10,659 | 18 | City |
| Cranston | 2 | 85,026 | 82,792 | 0.45% | 3,000 | 28 | City |
| Pawtucket | 3 | 77,403 | 75,514 | 0.44% | 8,931 | 9 | City |
| East Providence | 4 | 48,452 | 47,046 | 0.42% | 3,647 | 13 | City |
| Woonsocket | 5 | 44,892 | 43,160 | 0.7% | 5,796 | 8 | City |
| Cumberland | 6 | 37,780 | 36,377 | 0.44% | 1,426 | 26 | Town |
| North Providence | 7 | 34,946 | 34,119 | 0.32% | 6,200 | 6 | Town |
| Johnston | 8 | 30,626 | 29,588 | 0.43% | 1,305 | 23 | Town |
| Lincoln | 9 | 23,962 | 22,497 | 1.05% | 1,326 | 18 | Town |
| Central Falls | 10 | 23,234 | 22,552 | 0.48% | 19,459 | 1 | City |
| Smithfield | 11 | 22,736 | 22,116 | 0.49% | 867 | 26 | Town |
| Burrillville | 12 | 17,056 | 16,143 | 0.76% | 311 | 55 | Town |
| North Smithfield | 13 | 13,109 | 12,584 | 0.92% | 548 | 24 | Town |
| Scituate | 14 | 10,819 | 10,363 | 0.48% | 225 | 48 | Town |
| Glocester | 15 | 10,732 | 9,984 | 1.13% | 198 | 54 | Town |
| Foster | 16 | 4,656 | 4,466 | 0.61% | 92 | 51 | Town |
Providence is the largest city in Providence County, with a population of 196,192.
Foster is the smallest city in Providence County, with a population of 4,656.
There are 16 cities in Providence County, Rhode Island.