Unified School District · KS
Lyndon Unified School District 421
Lyndon Unified School District 421 is a unified school district in Kansas with a community population of 2,874. The median household income is $77,010 and the median age is 40.4.
2,874
Population
30
People / sq mi
$77,010
Median Income
40.4
Median Age
Lyndon Unified School District 421 covers 97 sq mi of land at 29.7 people per square mile.
Race & Ethnicity
| White | 93.1% |
| Black or African American | 0.0% |
| Asian | 61.9% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$77,010
Median Household Income
$37,255
Per Capita Income
3.4%
Poverty Rate
0.5%
Unemployment
Housing
$161,500
Median Home Value
$777
Median Rent
85.0%
Homeownership
Education Attainment
96.2%
High School+
22.3%
Bachelor's+
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State rankings
Frequently Asked Questions
Lyndon Unified School District 421 serves a community with a population of 2,874 according to the latest Census ACS 5-Year estimates. This unified school district is located in Kansas.
The median household income in Lyndon Unified School District 421 is $77,010, with a per capita income of $37,255. The poverty rate is 3.4%.
Lyndon Unified School District 421 is 93.1% White, 0.0% Black or African American, 61.9% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Lyndon Unified School District 421, 96.2% of adults have a high school diploma or higher, and 22.3% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Lyndon Unified School District 421 is $161,500, with a median rent of $777. The homeownership rate is 85.0%.
More from Kansas
Data for Lyndon Unified School District 421 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 2009000).
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.
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.