Unified School District · IL
Tri-City Community Unit School District 1
Tri-City Community Unit School District 1 is a unified school district in Illinois with a community population of 3,586. The median household income is $88,021 and the median age is 49.4.
3,586
Population
36
People / sq mi
$88,021
Median Income
49.4
Median Age
Tri-City Community Unit School District 1 covers 99 sq mi of land at 36.2 people per square mile.
Race & Ethnicity
| White | 93.2% |
| Black or African American | 0.0% |
| Asian | 56.7% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$88,021
Median Household Income
$41,705
Per Capita Income
10.3%
Poverty Rate
1.4%
Unemployment
Housing
$196,500
Median Home Value
$828
Median Rent
88.1%
Homeownership
Education Attainment
96.2%
High School+
25.3%
Bachelor's+
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State rankings
Frequently Asked Questions
Tri-City Community Unit School District 1 serves a community with a population of 3,586 according to the latest Census ACS 5-Year estimates. This unified school district is located in Illinois.
The median household income in Tri-City Community Unit School District 1 is $88,021, with a per capita income of $41,705. The poverty rate is 10.3%.
Tri-City Community Unit School District 1 is 93.2% White, 0.0% Black or African American, 56.7% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Tri-City Community Unit School District 1, 96.2% of adults have a high school diploma or higher, and 25.3% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Tri-City Community Unit School District 1 is $196,500, with a median rent of $828. The homeownership rate is 88.1%.
More from Illinois
Data for Tri-City Community Unit School District 1 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 1739450).
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.
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.