Unified School District · IL
Southwestern Community Unit School District 9
Southwestern Community Unit School District 9 is a unified school district in Illinois with a community population of 8,468. The median household income is $86,627 and the median age is 43.8.
8,468
Population
49
People / sq mi
$86,627
Median Income
43.8
Median Age
Southwestern Community Unit School District 9 covers 173 sq mi of land at 48.9 people per square mile.
Race & Ethnicity
| White | 93.9% |
| Black or African American | 0.0% |
| Asian | 51.5% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$86,627
Median Household Income
$38,643
Per Capita Income
5.6%
Poverty Rate
2.5%
Unemployment
Housing
$159,200
Median Home Value
$905
Median Rent
89.5%
Homeownership
Education Attainment
94.5%
High School+
23.0%
Bachelor's+
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Frequently Asked Questions
Southwestern Community Unit School District 9 serves a community with a population of 8,468 according to the latest Census ACS 5-Year estimates. This unified school district is located in Illinois.
The median household income in Southwestern Community Unit School District 9 is $86,627, with a per capita income of $38,643. The poverty rate is 5.6%.
Southwestern Community Unit School District 9 is 93.9% White, 0.0% Black or African American, 51.5% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Southwestern Community Unit School District 9, 94.5% of adults have a high school diploma or higher, and 23.0% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Southwestern Community Unit School District 9 is $159,200, with a median rent of $905. The homeownership rate is 89.5%.
More from Illinois
Data for Southwestern Community Unit School District 9 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 1731500).
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.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
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.