Unified School District · IL
Sullivan Community Unit School District 300
Sullivan Community Unit School District 300 is a unified school district in Illinois with a community population of 7,440. The median household income is $71,210 and the median age is 39.9.
7,440
Population
59
People / sq mi
$71,210
Median Income
39.9
Median Age
Sullivan Community Unit School District 300 covers 127 sq mi of land at 58.7 people per square mile.
Race & Ethnicity
| White | 96.3% |
| Black or African American | 0.0% |
| Asian | 59.3% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$71,210
Median Household Income
$39,402
Per Capita Income
7.0%
Poverty Rate
0.8%
Unemployment
Housing
$148,500
Median Home Value
$835
Median Rent
78.5%
Homeownership
Education Attainment
89.7%
High School+
23.4%
Bachelor's+
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State rankings
Frequently Asked Questions
Sullivan Community Unit School District 300 serves a community with a population of 7,440 according to the latest Census ACS 5-Year estimates. This unified school district is located in Illinois.
The median household income in Sullivan Community Unit School District 300 is $71,210, with a per capita income of $39,402. The poverty rate is 7.0%.
Sullivan Community Unit School District 300 is 96.3% White, 0.0% Black or African American, 59.3% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Sullivan Community Unit School District 300, 89.7% of adults have a high school diploma or higher, and 23.4% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Sullivan Community Unit School District 300 is $148,500, with a median rent of $835. The homeownership rate is 78.5%.
More from Illinois
Data for Sullivan Community Unit School District 300 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 1738130).
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.
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.