Bagnell
- County:
- Miller County
- County Seat:
- No
- Area (mi²):
- 0.423
- State:
- Missouri
Bagnell is a town located in Miller County, Missouri. Bagnell has a 2026 population of 44. Bagnell is currently declining at a rate of 0% annually and its population has increased by 2.33% since the most recent census, which recorded a population of 43 in 2020.