| City : | Westerly |
| County : | Faulkner County, Manistee County, Ocean County, Washington County |
| State : | Rhode Island (RI) |
| | |
| Land Area : | 15.82 sq mi |
| Water Area : | 0.70 sq mi |
| Latitude : | 41.3718040 |
| Longitude : | -71.8073013 |
| | |
| Population (2010): | 17,936 |
| Population Estimate (2012) : | 17,712 |
| Population Density : | 1,133.60/sq mi |
| Housing Units (2012) : | 8,577 |
| Median Household Income (2012) : | $56,831 (Rhode Island : $56,102, USA : $53,046) |
| Median Family Income (2012) : | $68,270 (Rhode Island : $72,872, USA : $64,585) |
| Median House Price (2012) : | $284,300 (Rhode Island : $259,400, USA : $181,400) |