Wapello County Flag

Wapello County

State:
Iowa
County Seat:
Ottumwa

Wapello County's estimated 2026 population is 34,991 with a growth rate of -0.62% in the past year according to the most recent United States census data. Wapello County is the 20th largest county in Iowa. The 2010 population was 35,679 and has seen a growth of -1.93% since that time.

34,991
Total Population
81
Population Density (mi²)
20
Population Rank (State)
-219 -0.62%
Annual Population Growth

Wapello County Population

Demographics

Economics and Income Statistics