Cass County Flag

Cass County

State:
Missouri
County Seat:
Harrisonville

Cass County's estimated 2025 population is 114,482 with a growth rate of 1.22% in the past year according to the most recent United States census data. Cass County is the 11th largest county in Missouri. The 2010 population was 99,756 and has seen a growth of 14.76% since that time.

114,482
Total Population
164
Population Density (mi²)
11
Population Rank (State)
1.4K 1.22%
Annual Population Growth

Cass County Population

Demographics

Economics and Income Statistics