Clark County, SD — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
3,876
Male
1,976
51.0%
Female
1,900
49.0%
Median Age
40.6 yrs
Avg Household Size
2.8
Foreign Born
2.4%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher10.7%
High School or Higher39.6%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.9%
Disability
0.0%
Non-English Home
6.6%
Married
41.4%
Clark County, SD has a population of 3,876 according to 2023 Census Bureau estimates. The median age is 40.6 years. The largest racial or ethnic group is White at 91.8% of the population. 10.7% of residents hold a bachelor's degree or higher. 2.4% of residents are foreign-born.