McLean County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
170,882
Male
83,567
48.9%
Female
87,315
51.1%
Median Age
34.2 yrs
Avg Household Size
2.4
Foreign Born
7.1%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher29.0%
High School or Higher43.1%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.5%
Disability
0.0%
Non-English Home
2.6%
Married
39.0%
McLean County, IL has a population of 170,882 according to 2023 Census Bureau estimates. The median age is 34.2 years. The largest racial or ethnic group is White at 79.3% of the population. 29.0% of residents hold a bachelor's degree or higher. 7.1% of residents are foreign-born.