
Rossie
- County:
- St. Lawrence County
- County Seat:
- No
- Area (mi²):
- 37.791
- State:
- New York
Rossie is located in St. Lawrence County, New York. Rossie has a 2025 population of 775. Rossie is currently declining at a rate of -0.51% annually and its population has decreased by -2.52% since the most recent census, which recorded a population of 795 in 2020.
The average household income in Rossie is $75,750 with a poverty rate of 29.12%. The median age in Rossie is 33.8 years: 33.2 years for males, and 36.8 years for females.