
Wilna
- County:
- Jefferson County
- County Seat:
- No
- Area (mi²):
- 77.978
- State:
- New York
Wilna is located in Jefferson County, New York. Wilna has a 2025 population of 5,524. Wilna is currently declining at a rate of -1% annually and its population has decreased by -3.02% since the most recent census, which recorded a population of 5,696 in 2020.
The average household income in Wilna is $73,595 with a poverty rate of 15.24%. The median age in Wilna is 29.4 years: 27.3 years for males, and 34.9 years for females.