Ossining
- County:
- Westchester County
- County Seat:
- No
- Area (mi²):
- 3.167
- State:
- New York
Ossining is a village located in Westchester County, New York. Ossining has a 2026 population of 26,895. Ossining is currently growing at a rate of 0.76% annually but its population has decreased by -1.66% since the most recent census, which recorded a population of 27,349 in 2020.