
Watonwan County
- State:
- Minnesota
- County Seat:
- Saint James
Watonwan County's estimated 2025 population is 11,019 with a growth rate of -0.26% in the past year according to the most recent United States census data. Watonwan County is the 65th largest county in Minnesota. The 2010 population was 11,195 and has seen a growth of -1.57% since that time.