
Essex
- County Seat:
- No
- Area (mi²):
- 10.402
- State:
- Connecticut
Essex is located in Lower CT River Valley Planning Region, Connecticut. Essex has a 2025 population of 6,806. Essex is currently growing at a rate of 0.03% annually and its population has increased by 1.19% since the most recent census, which recorded a population of 6,726 in 2020.
The average household income in Essex is $150,999 with a poverty rate of 3.38%. The median age in Essex is 52.5 years: 47.4 years for males, and 54.9 years for females.