
Westernville
- County:
- Oneida County
- County Seat:
- No
- Area (mi²):
- 0.354
- State:
- New York
Westernville is a CDP located in Oneida County, New York. Westernville has a 2025 population of 239. Westernville is currently growing at a rate of 7.17% annually and its population has increased by 39.77% since the most recent census, which recorded a population of 171 in 2020.
The average household income in Westernville is $93,713 with a poverty rate of 35.29%. The median age in Westernville is 34 years: 34.8 years for males, and 32.6 years for females.