Effingham County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
34,505
Male
17,409
50.5%
Female
17,096
49.5%
Median Age
39.5 yrs
Avg Household Size
2.4
Foreign Born
2.1%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher17.9%
High School or Higher39.6%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.8%
Disability
0.0%
Non-English Home
4.7%
Married
45.9%
Effingham County, IL has a population of 34,505 according to 2023 Census Bureau estimates. The median age is 39.5 years. The largest racial or ethnic group is White at 95.9% of the population. 17.9% of residents hold a bachelor's degree or higher. 2.1% of residents are foreign-born.