LaSalle County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
109,049
Male
55,499
50.9%
Female
53,550
49.1%
Median Age
42.1 yrs
Avg Household Size
2.4
Foreign Born
3.7%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher13.3%
High School or Higher38.8%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.1%
Disability
0.0%
Non-English Home
6.1%
Married
42.7%
LaSalle County, IL has a population of 109,049 according to 2023 Census Bureau estimates. The median age is 42.1 years. The largest racial or ethnic group is White at 86.8% of the population. 13.3% of residents hold a bachelor's degree or higher. 3.7% of residents are foreign-born.