Spencer County, IN — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
19,871
Male
10,158
51.1%
Female
9,713
48.9%
Median Age
44.2 yrs
Avg Household Size
2.5
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 Higher15.1%
High School or Higher42.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.1%
Disability
0.0%
Non-English Home
4.9%
Married
48.0%
Spencer County, IN has a population of 19,871 according to 2023 Census Bureau estimates. The median age is 44.2 years. The largest racial or ethnic group is White at 94.8% of the population. 15.1% of residents hold a bachelor's degree or higher. 2.4% of residents are foreign-born.