
Appanoose County
- State:
- Iowa
- County Seat:
- Centerville
Appanoose County's estimated 2025 population is 12,075 with a growth rate of -0.18% in the past year according to the most recent United States census data. Appanoose County is the 62nd largest county in Iowa. The 2010 population was 12,861 and has seen a growth of -6.11% since that time.