
Oneida Castle
- County:
- Madison County
- County Seat:
- No
- Area (mi²):
- 0.506
- State:
- New York
Oneida Castle is a village located in Madison County, New York. Oneida Castle has a 2025 population of 576. Oneida Castle is currently declining at a rate of -0.52% annually and its population has decreased by -2.87% since the most recent census, which recorded a population of 593 in 2020.
The average household income in Oneida Castle is $92,784 with a poverty rate of 6.6%. The median age in Oneida Castle is 48.1 years: 47.2 years for males, and 48.9 years for females.