DeKalb County Flag

DeKalb County

State:
Missouri
County Seat:
Maysville

DeKalb County's estimated 2025 population is 7,077 with a growth rate of -16.62% in the past year according to the most recent United States census data. DeKalb County is the 101st largest county in Missouri. The 2010 population was 12,899 and has seen a growth of -45.14% since that time.

7,077
Total Population
17
Population Density (mi²)
101
Population Rank (State)
-1.4K -16.62%
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 88.25% White, 6.64% Black or African American, and smaller percentages for Asian, Native American, other race and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White9,86388.25%
Black or African American7426.64%
Two or more races4293.84%
Asian800.72%
Native American380.34%
Other race240.21%

DeKalb County Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

DeKalb County's average per capita income is $47,226. Household income levels show a median of $69,093. The poverty rate stands at 8.65%.

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$95,025-
Families$90,096$98,517
Households$69,093$80,382
Non Families$38,688$48,956

$47,226

Average Income

$69,093

Median Household Income

8.65%

Poverty Rate