West Haven
- County:
- South Central CT Planning Region
- County Seat:
- No
- Area (mi²):
- 10.75
- State:
- Connecticut
West Haven is a city located in South Central CT Planning Region, Connecticut. West Haven has a 2026 population of 55,379. West Haven is currently growing at a rate of 0.24% annually but its population has decreased by -0.31% since the most recent census, which recorded a population of 55,553 in 2020.