Unified School District · MO
Warren County R-III School District
Warren County R-III School District is a unified school district in Missouri with a community population of 20,556. The median household income is $72,386 and the median age is 40.0.
20,556
Population
85
People / sq mi
$72,386
Median Income
40.0
Median Age
Warren County R-III School District covers 242 sq mi of land at 85.1 people per square mile.
Race & Ethnicity
| White | 89.2% |
| Black or African American | 0.0% |
| Asian | 56.9% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$72,386
Median Household Income
$33,881
Per Capita Income
6.1%
Poverty Rate
2.2%
Unemployment
Housing
$245,500
Median Home Value
$1,021
Median Rent
75.9%
Homeownership
Education Attainment
90.2%
High School+
16.4%
Bachelor's+
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State rankings
Frequently Asked Questions
Warren County R-III School District serves a community with a population of 20,556 according to the latest Census ACS 5-Year estimates. This unified school district is located in Missouri.
The median household income in Warren County R-III School District is $72,386, with a per capita income of $33,881. The poverty rate is 6.1%.
Warren County R-III School District is 89.2% White, 0.0% Black or African American, 56.9% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Warren County R-III School District, 90.2% of adults have a high school diploma or higher, and 16.4% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Warren County R-III School District is $245,500, with a median rent of $1,021. The homeownership rate is 75.9%.
More from Missouri
Data for Warren County R-III School District from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 2931050).
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.