Demographics in Round Lake, IL
Population, age, race, ethnicity, and household statistics — 2023 ACS Data
Where is Round Lake?
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Population
Source: U.S. Census Bureau ACS (2023)Total Population
18,588
Male
9,096
48.9%
Female
9,492
51.1%
Median Age
36.7
Age Distribution
Source: U.S. Census Bureau ACS (2023)Race & Ethnicity
Source: U.S. Census Bureau ACS (2023)White51.5%
Black3.1%
Hispanic32.1%
Asian14.6%
Two or More19.1%
Other10.0%
Education & Household
Source: U.S. Census Bureau ACS (2023)Bachelor's or Higher
26.0%
High School or Higher
39.7%
Foreign Born
24.8%
Veterans
2.6%
Married
44.2%
Avg Household Size
3.0
Marital Status by Age
Source: U.S. Census Bureau ACS (2023)Round Lake, IL has a population of 18,588 with a median age of 36.7. The racial makeup is 51.5% White, 32.1% Hispanic, 3.1% Black, 14.6% Asian. About 26.0% of residents hold a bachelor's degree or higher. The foreign-born population is 24.8%.