Buckner
- County:
- Franklin County
- County Seat:
- No
- Area (mi²):
- 0.872
- State:
- Illinois
Buckner is a village located in Franklin County, Illinois. Buckner has a 2026 population of 398. Buckner is currently declining at a rate of -0.75% annually and its population has decreased by -2.21% since the most recent census, which recorded a population of 407 in 2020.