Elementary School District · IL
Northbrook School District 28
Northbrook School District 28 is a elementary school district in Illinois with a community population of 15,539. The median household income is $175,129 and the median age is 47.6.
15,539
Population
2270
People / sq mi
$175,129
Median Income
47.6
Median Age
Northbrook School District 28 covers 7 sq mi of land at 2269.8 people per square mile.
Race & Ethnicity
| White | 77.7% |
| Black or African American | 0.0% |
| Asian | 64.8% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$175,129
Median Household Income
$94,274
Per Capita Income
2.1%
Poverty Rate
1.3%
Unemployment
Housing
$654,100
Median Home Value
$2,225
Median Rent
83.5%
Homeownership
Education Attainment
98.4%
High School+
75.0%
Bachelor's+
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State rankings
Frequently Asked Questions
Northbrook School District 28 serves a community with a population of 15,539 according to the latest Census ACS 5-Year estimates. This elementary school district is located in Illinois.
The median household income in Northbrook School District 28 is $175,129, with a per capita income of $94,274. The poverty rate is 2.1%.
Northbrook School District 28 is 77.7% White, 0.0% Black or African American, 64.8% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Northbrook School District 28, 98.4% of adults have a high school diploma or higher, and 75.0% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Northbrook School District 28 is $654,100, with a median rent of $2,225. The homeownership rate is 83.5%.
More from Illinois
Data for Northbrook School District 28 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a elementary school district (GEOID: 1728980).
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.