Sullivan County, MO — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
5,903
Male
2,975
50.4%
Female
2,928
49.6%
Median Age
44.2 yrs
Avg Household Size
2.8
Foreign Born
9.1%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher10.3%
High School or Higher43.3%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.3%
Disability
0.0%
Non-English Home
9.9%
Married
39.5%
Sullivan County, MO has a population of 5,903 according to 2023 Census Bureau estimates. The median age is 44.2 years. The largest racial or ethnic group is White at 83.4% of the population. 10.3% of residents hold a bachelor's degree or higher. 9.1% of residents are foreign-born.