Elementary School District · IL
Lockport School District 91
Lockport School District 91 is a elementary school district in Illinois with a community population of 6,535. The median household income is $103,684 and the median age is 47.0.
6,535
Population
3045
People / sq mi
$103,684
Median Income
47.0
Median Age
Lockport School District 91 covers 2 sq mi of land at 3045.2 people per square mile.
Race & Ethnicity
| White | 90.3% |
| Black or African American | 0.0% |
| Asian | 67.7% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$103,684
Median Household Income
$48,866
Per Capita Income
6.7%
Poverty Rate
3.2%
Unemployment
Housing
$265,300
Median Home Value
$1,201
Median Rent
78.3%
Homeownership
Education Attainment
97.1%
High School+
37.1%
Bachelor's+
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State rankings
Frequently Asked Questions
Lockport School District 91 serves a community with a population of 6,535 according to the latest Census ACS 5-Year estimates. This elementary school district is located in Illinois.
The median household income in Lockport School District 91 is $103,684, with a per capita income of $48,866. The poverty rate is 6.7%.
Lockport School District 91 is 90.3% White, 0.0% Black or African American, 67.7% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Lockport School District 91, 97.1% of adults have a high school diploma or higher, and 37.1% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Lockport School District 91 is $265,300, with a median rent of $1,201. The homeownership rate is 78.3%.
More from Illinois
Data for Lockport School District 91 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a elementary school district (GEOID: 1709210).
this entity is one of the data points covered by this site’s U.S. population demographics dataset. The detail above comes directly from the U.S. Census Bureau ACS and decennial files; the context that follows situates the headline numbers against the broader distribution across U.S. states, metros, cities, and ZIPs.
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.
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.