
Big Stone County
- State:
- Minnesota
- County Seat:
- Ortonville
Big Stone County's estimated 2025 population is 5,017 with a growth rate of -0.87% in the past year according to the most recent United States census data. Big Stone County is the 83rd largest county in Minnesota. The 2010 population was 5,273 and has seen a growth of -4.85% since that time.