Jersey County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
21,336
Male
10,395
48.7%
Female
10,941
51.3%
Median Age
43.2 yrs
Avg Household Size
2.6
Foreign Born
1.0%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher14.4%
High School or Higher40.6%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
7.2%
Disability
0.0%
Non-English Home
4.4%
Married
40.3%
Jersey County, IL has a population of 21,336 according to 2023 Census Bureau estimates. The median age is 43.2 years. The largest racial or ethnic group is White at 95.3% of the population. 14.4% of residents hold a bachelor's degree or higher. 1.0% of residents are foreign-born.