Montgomery County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
28,078
Male
14,886
53.0%
Female
13,192
47.0%
Median Age
42.6 yrs
Avg Household Size
2.3
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 Higher13.3%
High School or Higher43.2%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
7.0%
Disability
0.0%
Non-English Home
7.3%
Married
42.0%
Montgomery County, IL has a population of 28,078 according to 2023 Census Bureau estimates. The median age is 42.6 years. The largest racial or ethnic group is White at 93.4% of the population. 13.3% of residents hold a bachelor's degree or higher. 1.0% of residents are foreign-born.