DeKalb County, MO — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
11,176
Male
6,487
58.0%
Female
4,689
42.0%
Median Age
42.3 yrs
Avg Household Size
2.4
Foreign Born
1.7%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher10.9%
High School or Higher42.6%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.3%
Disability
0.0%
Non-English Home
8.2%
Married
39.0%
DeKalb County, MO has a population of 11,176 according to 2023 Census Bureau estimates. The median age is 42.3 years. The largest racial or ethnic group is White at 88.3% of the population. 10.9% of residents hold a bachelor's degree or higher. 1.7% of residents are foreign-born.