
Greenville
- County:
- Greene County
- County Seat:
- No
- Area (mi²):
- 38.788
- State:
- New York
Greenville is located in Greene County, New York. Greenville has a 2025 population of 3,677. Greenville is currently declining at a rate of -0.81% annually and its population has decreased by -2.18% since the most recent census, which recorded a population of 3,759 in 2020.
The average household income in Greenville is $101,351 with a poverty rate of 2.4%. The median age in Greenville is 49.3 years: 44.8 years for males, and 49.6 years for females.