
Lyon Mountain
- County:
- Clinton County
- County Seat:
- No
- Area (mi²):
- 10.513
- State:
- New York
Lyon Mountain is a CDP located in Clinton County, New York. Lyon Mountain has a 2025 population of 207. Lyon Mountain is currently declining at a rate of -6.33% annually and its population has decreased by -27.87% since the most recent census, which recorded a population of 287 in 2020.
The average household income in Lyon Mountain is $35,950 with a poverty rate of 21.67%. The median age in Lyon Mountain is 31.3 years: 40.2 years for males, and 27.8 years for females.