Greene
- County:
- Sumner County
- County Seat:
- No
- Area (mi²):
- 35.889
- State:
- Kansas
Greene is located in Sumner County, Kansas. Greene has a 2025 population of 73 . Greene is currently declining at a rate of -1.35% annually but its population has increased by 1.39% since the most recent census, which recorded a population of 72 in 2020.
The median age in Greene is 39.2 years: 18.8 years for males, and 55.1 years for females. For every 100 females there are 36.2 males.