Woodbury County Flag

Woodbury County

State:
Iowa
County Seat:
Sioux City

Woodbury County's estimated 2026 population is 106,556 with a growth rate of -0.09% in the past year according to the most recent United States census data. Woodbury County is the 7th largest county in Iowa. The 2010 population was 102,393 and has seen a growth of 4.07% since that time.

106,556
Total Population
122
Population Density (mi²)
7
Population Rank (State)
-93 -0.09%
Annual Population Growth

Woodbury County Population

Demographics

Economics and Income Statistics