Unified School District · KS
Seaman Unified School District 345
Seaman Unified School District 345 is a unified school district in Kansas with a community population of 20,653. The median household income is $88,567 and the median age is 42.2.
20,653
Population
251
People / sq mi
$88,567
Median Income
42.2
Median Age
Seaman Unified School District 345 covers 82 sq mi of land at 250.8 people per square mile.
Race & Ethnicity
| White | 86.5% |
| Black or African American | 0.0% |
| Asian | 48.9% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$88,567
Median Household Income
$42,980
Per Capita Income
4.2%
Poverty Rate
2.6%
Unemployment
Housing
$224,900
Median Home Value
$1,105
Median Rent
82.8%
Homeownership
Education Attainment
95.2%
High School+
33.4%
Bachelor's+
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State rankings
Frequently Asked Questions
Seaman Unified School District 345 serves a community with a population of 20,653 according to the latest Census ACS 5-Year estimates. This unified school district is located in Kansas.
The median household income in Seaman Unified School District 345 is $88,567, with a per capita income of $42,980. The poverty rate is 4.2%.
Seaman Unified School District 345 is 86.5% White, 0.0% Black or African American, 48.9% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Seaman Unified School District 345, 95.2% of adults have a high school diploma or higher, and 33.4% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Seaman Unified School District 345 is $224,900, with a median rent of $1,105. The homeownership rate is 82.8%.
More from Kansas
Data for Seaman Unified School District 345 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 2011490).
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.
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.