Unified School District · IL
Central A & M Community Unit School District 21
Central A & M Community Unit School District 21 is a unified school district in Illinois with a community population of 4,647. The median household income is $65,403 and the median age is 42.3.
4,647
Population
25
People / sq mi
$65,403
Median Income
42.3
Median Age
Central A & M Community Unit School District 21 covers 184 sq mi of land at 25.2 people per square mile.
Race & Ethnicity
| White | 93.7% |
| Black or African American | 0.0% |
| Asian | 69.6% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$65,403
Median Household Income
$36,746
Per Capita Income
4.8%
Poverty Rate
3.4%
Unemployment
Housing
$127,300
Median Home Value
$797
Median Rent
67.6%
Homeownership
Education Attainment
91.7%
High School+
21.9%
Bachelor's+
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State rankings
Frequently Asked Questions
Central A & M Community Unit School District 21 serves a community with a population of 4,647 according to the latest Census ACS 5-Year estimates. This unified school district is located in Illinois.
The median household income in Central A & M Community Unit School District 21 is $65,403, with a per capita income of $36,746. The poverty rate is 4.8%.
Central A & M Community Unit School District 21 is 93.7% White, 0.0% Black or African American, 69.6% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Central A & M Community Unit School District 21, 91.7% of adults have a high school diploma or higher, and 21.9% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Central A & M Community Unit School District 21 is $127,300, with a median rent of $797. The homeownership rate is 67.6%.
More from Illinois
Data for Central A & M Community Unit School District 21 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 1709100).
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.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: U.S. Census Bureau ACS, 2026.