Greenville
- County:
- Muhlenberg County
- County Seat:
- Yes
- Area (mi²):
- 5.135
- State:
- Kentucky
Greenville is a city located in Muhlenberg County, Kentucky. Greenville has a 2026 population of 4,353. It is also the county seat of Muhlenberg County. Greenville is currently declining at a rate of 0% annually and its population has decreased by -2.81% since the most recent census, which recorded a population of 4,479 in 2020.