
Westerly
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 15.834
- State:
- Rhode Island
Westerly is a CDP located in Washington County, Rhode Island. Westerly has a 2025 population of 18,356. Westerly is currently growing at a rate of 0.15% annually and its population has increased by 2.88% since the most recent census, which recorded a population of 17,842 in 2020.
The average household income in Westerly is $101,802 with a poverty rate of 5.96%. The median age in Westerly is 53.5 years: 49.9 years for males, and 55.8 years for females.