Elementary School District · IL
Ottawa Elementary School District 141
Ottawa Elementary School District 141 is a elementary school district in Illinois with a community population of 18,936. The median household income is $75,311 and the median age is 42.5.
18,936
Population
911
People / sq mi
$75,311
Median Income
42.5
Median Age
Ottawa Elementary School District 141 covers 21 sq mi of land at 911.1 people per square mile.
Race & Ethnicity
| White | 87.8% |
| Black or African American | 0.0% |
| Asian | 62.5% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$75,311
Median Household Income
$41,373
Per Capita Income
12.2%
Poverty Rate
4.3%
Unemployment
Housing
$150,900
Median Home Value
$920
Median Rent
71.9%
Homeownership
Education Attainment
92.3%
High School+
22.0%
Bachelor's+
Other Illinois School Districts
Largest Cities in Illinois
Largest Counties in Illinois
Congressional Districts in Illinois
State rankings
Frequently Asked Questions
Ottawa Elementary School District 141 serves a community with a population of 18,936 according to the latest Census ACS 5-Year estimates. This elementary school district is located in Illinois.
The median household income in Ottawa Elementary School District 141 is $75,311, with a per capita income of $41,373. The poverty rate is 12.2%.
Ottawa Elementary School District 141 is 87.8% White, 0.0% Black or African American, 62.5% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Ottawa Elementary School District 141, 92.3% of adults have a high school diploma or higher, and 22.0% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Ottawa Elementary School District 141 is $150,900, with a median rent of $920. The homeownership rate is 71.9%.
More from Illinois
Data for Ottawa Elementary School District 141 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a elementary school district (GEOID: 1730300).
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.