Logan County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
27,870
Male
13,905
49.9%
Female
13,965
50.1%
Median Age
40.5 yrs
Avg Household Size
2.2
Foreign Born
1.6%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher14.0%
High School or Higher42.4%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.8%
Disability
0.0%
Non-English Home
6.0%
Married
40.2%
Logan County, IL has a population of 27,870 according to 2023 Census Bureau estimates. The median age is 40.5 years. The largest racial or ethnic group is White at 88.0% of the population. 14.0% of residents hold a bachelor's degree or higher. 1.6% of residents are foreign-born.