
Wilmington
- County:
- Essex County
- County Seat:
- No
- Area (mi²):
- 8.236
- State:
- New York
Wilmington is a CDP located in Essex County, New York. Wilmington has a 2025 population of 930. Wilmington is currently declining at a rate of 0% annually and its population has increased by 20.47% since the most recent census, which recorded a population of 772 in 2020.
The average household income in Wilmington is $113,140 with a poverty rate of 2.76%. The median age in Wilmington is 43.6 years: 43.9 years for males, and 40.6 years for females.