Chickasaw County Flag

Chickasaw County

State:
Iowa
County Seat:
New Hampton

Chickasaw County's estimated 2025 population is 11,518 with a growth rate of -0.6% in the past year according to the most recent United States census data. Chickasaw County is the 66th largest county in Iowa. The 2010 population was 12,411 and has seen a growth of -7.2% since that time.

11,518
Total Population
23
Population Density (mi²)
66
Population Rank (State)
-70 -0.6%
Annual Population Growth

Chickasaw County Population

Demographics

Economics and Income Statistics