DeKalb County Flag

DeKalb County

State:
Indiana
County Seat:
Auburn

DeKalb County's estimated 2025 population is 44,968 with a growth rate of 0.86% in the past year according to the most recent United States census data. DeKalb County is the 34th largest county in Indiana. The 2010 population was 42,335 and has seen a growth of 6.22% since that time.

44,968
Total Population
124
Population Density (miĀ²)
34
Population Rank (State)
385 0.86%
Annual Population Growth

DeKalb County Population

DeKalb County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of DeKalb County includes 94.97% White, and smaller percentages for Asian, other race, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White41,39394.97%
Two or more races1,5963.66%
Asian2480.57%
Other race2300.53%
Black or African American920.21%
Native American250.06%
Native Hawaiian or Pacific Islander00%

DeKalb County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

DeKalb County's average per capita income is $45,819. Household income levels show a median of $70,080. The poverty rate stands at 10.12%.

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$91,903-
Families$83,849$98,018
Households$70,080$85,064
Non Families$39,370$49,153

$45,819

Average Income

$70,080

Median Household Income

10.12%

Poverty Rate