Elementary School District · IL
Centralia School District 135
Centralia School District 135 is a elementary school district in Illinois with a community population of 12,655. The median household income is $50,539 and the median age is 40.8.
12,655
Population
572
People / sq mi
$50,539
Median Income
40.8
Median Age
Centralia School District 135 covers 22 sq mi of land at 571.7 people per square mile.
Race & Ethnicity
| White | 83.2% |
| Black or African American | 0.1% |
| Asian | 55.9% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$50,539
Median Household Income
$27,907
Per Capita Income
16.0%
Poverty Rate
5.4%
Unemployment
Housing
$94,300
Median Home Value
$802
Median Rent
64.7%
Homeownership
Education Attainment
89.4%
High School+
18.1%
Bachelor's+
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State rankings
Frequently Asked Questions
Centralia School District 135 serves a community with a population of 12,655 according to the latest Census ACS 5-Year estimates. This elementary school district is located in Illinois.
The median household income in Centralia School District 135 is $50,539, with a per capita income of $27,907. The poverty rate is 16.0%.
Centralia School District 135 is 83.2% White, 0.1% Black or African American, 55.9% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Centralia School District 135, 89.4% of adults have a high school diploma or higher, and 18.1% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Centralia School District 135 is $94,300, with a median rent of $802. The homeownership rate is 64.7%.
More from Illinois
Data for Centralia School District 135 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a elementary school district (GEOID: 1709270).
For this entity, the underlying data on this page comes from the U.S. Census Bureau ACS and decennial files. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
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.