
Cromwell
- County Seat:
- No
- Area (mi²):
- 12.452
- State:
- Connecticut
Cromwell is located in Lower CT River Valley Planning Region, Connecticut. Cromwell has a 2025 population of 14,373. Cromwell is currently growing at a rate of 0.03% annually and its population has increased by 1.07% since the most recent census, which recorded a population of 14,221 in 2020.
The average household income in Cromwell is $138,550 with a poverty rate of 6.4%. The median age in Cromwell is 44.3 years: 42.5 years for males, and 45.9 years for females.