
Rocky Hill
- County:
- Capitol Planning Region
- County Seat:
- No
- Area (mi²):
- 13.463
- State:
- Connecticut
Rocky Hill is located in Capitol Planning Region, Connecticut. Rocky Hill has a 2025 population of 20,720. Rocky Hill is currently growing at a rate of 0.03% annually but its population has decreased by -0.18% since the most recent census, which recorded a population of 20,757 in 2020.
The average household income in Rocky Hill is $129,762 with a poverty rate of 3.87%. The median age in Rocky Hill is 43.9 years: 43.3 years for males, and 45 years for females.