Unified School District · SD
Webster School District 18-5
Webster School District 18-5 is a unified school district in South Dakota with a community population of 3,458. The median household income is $72,917 and the median age is 42.2.
3,458
Population
8
People / sq mi
$72,917
Median Income
42.2
Median Age
Webster School District 18-5 covers 458 sq mi of land at 7.5 people per square mile.
Race & Ethnicity
| White | 88.5% |
| Black or African American | 0.0% |
| Asian | 64.3% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$72,917
Median Household Income
$41,609
Per Capita Income
4.9%
Poverty Rate
0.8%
Unemployment
Housing
$179,800
Median Home Value
$624
Median Rent
73.5%
Homeownership
Education Attainment
95.3%
High School+
25.5%
Bachelor's+
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State rankings
Frequently Asked Questions
Webster School District 18-5 serves a community with a population of 3,458 according to the latest Census ACS 5-Year estimates. This unified school district is located in South Dakota.
The median household income in Webster School District 18-5 is $72,917, with a per capita income of $41,609. The poverty rate is 4.9%.
Webster School District 18-5 is 88.5% White, 0.0% Black or African American, 64.3% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Webster School District 18-5, 95.3% of adults have a high school diploma or higher, and 25.5% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Webster School District 18-5 is $179,800, with a median rent of $624. The homeownership rate is 73.5%.
More from South Dakota
Data for Webster School District 18-5 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 4676990).
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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.