
Waterbury
- County:
- Naugatuck Valley Planning Region
- County Seat:
- No
- Area (mi²):
- 28.557
- State:
- Connecticut
Waterbury is a city located in Naugatuck Valley Planning Region, Connecticut. Waterbury has a 2025 population of 115,730. Waterbury is currently growing at a rate of 0.32% annually and its population has increased by 1.62% since the most recent census, which recorded a population of 113,880 in 2020.
The average household income in Waterbury is $70,578 with a poverty rate of 23.9%. The median age in Waterbury is 37.8 years: 35.9 years for males, and 39.8 years for females.