Woodbury County Flag

Woodbury County

State:
Iowa
County Seat:
Sioux City

Woodbury County's estimated 2025 population is 106,737 with a growth rate of 0.37% 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 4.24% since that time.

106,737
Total Population
122
Population Density (mi²)
7
Population Rank (State)
393 0.37%
Annual Population Growth

Woodbury County Population

Woodbury County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Woodbury County includes 74.11% White, 4.55% Black or African American, 3.7% other race, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White78,37574.11%
Two or more races13,78213.03%
Black or African American4,8134.55%
Other race3,9123.7%
Asian2,6542.51%
Native American1,8021.7%
Native Hawaiian or Pacific Islander4220.4%

Woodbury County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Woodbury County's average per capita income is $46,395. Household income levels show a median of $70,147. The poverty rate stands at 13.34%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$106,213$121,370
Families$87,337$103,676
Households$70,147$88,318
Non Families$38,305$53,164

$46,395

Average Income

$70,147

Median Household Income

13.34%

Poverty Rate