Stanley County, SD — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
3,012
Male
1,669
55.4%
Female
1,343
44.6%
Median Age
43.7 yrs
Avg Household Size
2.4
Foreign Born
0.9%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher18.4%
High School or Higher45.3%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.4%
Disability
0.0%
Non-English Home
3.3%
Married
44.4%
Stanley County, SD has a population of 3,012 according to 2023 Census Bureau estimates. The median age is 43.7 years. The largest racial or ethnic group is White at 91.0% of the population. 18.4% of residents hold a bachelor's degree or higher. 0.9% of residents are foreign-born.