
Green Island
- County:
- Albany County
- County Seat:
- No
- Area (mi²):
- 0.747
- State:
- New York
Green Island is a village located in Albany County, New York. Green Island has a 2025 population of 2,919. Green Island is currently declining at a rate of -0.48% annually and its population has decreased by -2.34% since the most recent census, which recorded a population of 2,989 in 2020.
The average household income in Green Island is $86,205 with a poverty rate of 23.2%. The median age in Green Island is 34.1 years: 32.5 years for males, and 35.7 years for females.