Elementary School District · IL
Marquardt School District 15
Marquardt School District 15 is a elementary school district in Illinois with a community population of 24,845. The median household income is $75,771 and the median age is 37.6.
24,845
Population
3919
People / sq mi
$75,771
Median Income
37.6
Median Age
Marquardt School District 15 covers 6 sq mi of land at 3919.4 people per square mile.
Race & Ethnicity
| White | 44.8% |
| Black or African American | 0.0% |
| Asian | 34.4% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$75,771
Median Household Income
$39,793
Per Capita Income
7.4%
Poverty Rate
4.6%
Unemployment
Housing
$259,900
Median Home Value
$1,418
Median Rent
58.5%
Homeownership
Education Attainment
85.0%
High School+
29.5%
Bachelor's+
Other Illinois School Districts
Largest Cities in Illinois
Largest Counties in Illinois
Congressional Districts in Illinois
State rankings
Frequently Asked Questions
Marquardt School District 15 serves a community with a population of 24,845 according to the latest Census ACS 5-Year estimates. This elementary school district is located in Illinois.
The median household income in Marquardt School District 15 is $75,771, with a per capita income of $39,793. The poverty rate is 7.4%.
Marquardt School District 15 is 44.8% White, 0.0% Black or African American, 34.4% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Marquardt School District 15, 85.0% of adults have a high school diploma or higher, and 29.5% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Marquardt School District 15 is $259,900, with a median rent of $1,418. The homeownership rate is 58.5%.
More from Illinois
Data for Marquardt School District 15 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a elementary school district (GEOID: 1724780).
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.