
Port Leyden
- County:
- Lewis County
- County Seat:
- No
- Area (mi²):
- 0.666
- State:
- New York
Port Leyden is a village located in Lewis County, New York. Port Leyden has a 2025 population of 594. Port Leyden is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 594 in 2020.
The average household income in Port Leyden is $50,090 with a poverty rate of 20.88%. The median age in Port Leyden is 34.6 years: 40.5 years for males, and 32.9 years for females.