
Diana
- County:
- Lewis County
- County Seat:
- No
- Area (mi²):
- 138.236
- State:
- New York
Diana is located in Lewis County, New York. Diana has a 2025 population of 1,602. Diana is currently declining at a rate of -0.19% annually and its population has decreased by -0.62% since the most recent census, which recorded a population of 1,612 in 2020.
The average household income in Diana is $73,358 with a poverty rate of 15.19%. The median age in Diana is 45.1 years: 46.2 years for males, and 44.8 years for females.