There are 15 cities in Washington County, Rhode Island.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | State | 2024 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Westerly | 1 | Rhode Island | 18,334 | 17,842 | 0.17% | 1,158 | 15.83 |
| Wakefield-Peace Dale | 2 | Rhode Island | 9,844 | 9,772 | -0.62% | 1,997 | 4.93 |
| Kingston | 3 | Rhode Island | 6,688 | 6,407 | 0.97% | 4,295 | 1.56 |
| Hope Valley | 4 | Rhode Island | 2,530 | 1,888 | 6.8% | 762 | 3.32 |
| Narragansett Pier | 5 | Rhode Island | 2,123 | 3,487 | -13.84% | 595 | 3.57 |
| Charlestown | 6 | Rhode Island | 2,012 | 1,392 | 8.35% | 889 | 2.26 |
| Ashaway | 7 | Rhode Island | 1,880 | 1,444 | 6.16% | 792 | 2.37 |
| Carolina | 8 | Rhode Island | 1,448 | 882 | 10.87% | 588 | 2.46 |
| Bradford | 9 | Rhode Island | 1,113 | 1,265 | -3.3% | 613 | 1.82 |
| Weekapaug | 10 | Rhode Island | 608 | 387 | 7.61% | 523 | 1.16 |
| Quonochontaug | 11 | Rhode Island | 482 | 422 | 3.21% | 359 | 1.34 |
| Wyoming | 12 | Rhode Island | 403 | 233 | 11.94% | 468 | 0.86 |
| Watch Hill | 13 | Rhode Island | 385 | 196 | 10.63% | 480 | 0.80 |
| Misquamicut | 14 | Rhode Island | 380 | 378 | 0.26% | 324 | 1.17 |
| Hopkinton | 15 | Rhode Island | 230 | 612 | -29.23% | 70 | 3.30 |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Westerly is the largest city in Washington County.
Hopkinton is the smallest city in Washington County.
There are 15 cities in Washington County, Rhode Island.