Brown County, SD — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
38,079
Male
18,727
49.2%
Female
19,352
50.8%
Median Age
37.8 yrs
Avg Household Size
2.3
Foreign Born
3.6%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher22.0%
High School or Higher42.1%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.7%
Disability
0.0%
Non-English Home
4.2%
Married
40.8%
Brown County, SD has a population of 38,079 according to 2023 Census Bureau estimates. The median age is 37.8 years. The largest racial or ethnic group is White at 85.7% of the population. 22.0% of residents hold a bachelor's degree or higher. 3.6% of residents are foreign-born.