Unified School District · IL
Round Lake Community Unit School District 116
Round Lake Community Unit School District 116 is a unified school district in Illinois with a community population of 35,039. The median household income is $78,750 and the median age is 33.6.
35,039
Population
4426
People / sq mi
$78,750
Median Income
33.6
Median Age
Round Lake Community Unit School District 116 covers 8 sq mi of land at 4425.8 people per square mile.
Race & Ethnicity
| White | 39.5% |
| Black or African American | 0.0% |
| Asian | 28.5% |
| Hispanic or Latino (any race) | 0.1% |
Economy & Income
$78,750
Median Household Income
$30,595
Per Capita Income
10.6%
Poverty Rate
5.9%
Unemployment
Housing
$174,500
Median Home Value
$1,536
Median Rent
72.5%
Homeownership
Education Attainment
73.0%
High School+
14.4%
Bachelor's+
Other Illinois School Districts
Largest Cities in Illinois
Largest Counties in Illinois
Congressional Districts in Illinois
State rankings
Frequently Asked Questions
Round Lake Community Unit School District 116 serves a community with a population of 35,039 according to the latest Census ACS 5-Year estimates. This unified school district is located in Illinois.
The median household income in Round Lake Community Unit School District 116 is $78,750, with a per capita income of $30,595. The poverty rate is 10.6%.
Round Lake Community Unit School District 116 is 39.5% White, 0.0% Black or African American, 28.5% Asian, and 0.1% Hispanic or Latino, per Census ACS data.
In Round Lake Community Unit School District 116, 73.0% of adults have a high school diploma or higher, and 14.4% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Round Lake Community Unit School District 116 is $174,500, with a median rent of $1,536. The homeownership rate is 72.5%.
More from Illinois
Data for Round Lake Community Unit School District 116 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 1734990).
What distinguishes Round Lake Community Unit School District 116 is density: among the most densely settled of US school districts, around 4,426 people per square mile. With 35,039 residents, Round Lake Community Unit School District 116 is a school district in Illinois.
The typical household here earns about $78,750, near the US median of $78,538. Poverty sits at 10.6%, below the national 12.4%. Median home value is $174,500, with typical rent around $1,536.
Degree attainment is on the lower side for US school districts: 14.4% of adults hold a bachelor’s degree, below the national 35.0%.
That density explains much of the rest of the profile in Round Lake Community Unit School District 116: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Source: U.S. Census Bureau ACS, 2026.