Unified School District · IL
Calhoun Community Unit School District 40
Calhoun Community Unit School District 40 is a unified school district in Illinois with a community population of 2,653. The median household income is $99,716 and the median age is 50.4.
2,653
Population
18
People / sq mi
$99,716
Median Income
50.4
Median Age
Calhoun Community Unit School District 40 covers 146 sq mi of land at 18.2 people per square mile.
Race & Ethnicity
| White | 93.9% |
| Black or African American | 0.0% |
| Asian | 41.5% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$99,716
Median Household Income
$37,758
Per Capita Income
6.3%
Poverty Rate
1.1%
Unemployment
Housing
$174,400
Median Home Value
$491
Median Rent
87.8%
Homeownership
Education Attainment
93.7%
High School+
19.1%
Bachelor's+
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Frequently Asked Questions
Calhoun Community Unit School District 40 serves a community with a population of 2,653 according to the latest Census ACS 5-Year estimates. This unified school district is located in Illinois.
The median household income in Calhoun Community Unit School District 40 is $99,716, with a per capita income of $37,758. The poverty rate is 6.3%.
Calhoun Community Unit School District 40 is 93.9% White, 0.0% Black or African American, 41.5% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Calhoun Community Unit School District 40, 93.7% of adults have a high school diploma or higher, and 19.1% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Calhoun Community Unit School District 40 is $174,400, with a median rent of $491. The homeownership rate is 87.8%.
More from Illinois
Data for Calhoun Community Unit School District 40 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 1718180).
The this entity record above pulls directly from the U.S. Census Bureau ACS and decennial files. What follows is the per-entity context — how this entity sits in the broader U.S. population demographics distribution and which underlying factors drive the headline numbers.
The methodology behind every numeric value on this page is publicly documented on the the U.S. Census Bureau ACS and decennial files portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.