
Butler County
- State:
- Missouri
- County Seat:
- Poplar Bluff
Butler County's estimated 2025 population is 41,512 with a growth rate of -0.52% in the past year according to the most recent United States census data. Butler County is the 28th largest county in Missouri. The 2010 population was 42,785 and has seen a growth of -2.98% since that time.