In Clay, South Dakota, the median home price is $291,644, compared with the South Dakota median of $314,684; median household income is $56,850; the population is 15,219; schools rate 5.7 out of 10; the violent crime rate is 147.5 per 100k; and the average commute is 19.5 minutes. Sources: Zillow Research and the US Census Bureau.
Data updated June 2026 - Source: Zillow Research
Clay at a glance
Population
15,219
Median Household Income
$56,850
Typical Home Value
$291,644
School District Rating
5.7
Violent Crime Rate
147.5
Avg Commute Time
19.5
About Clay
Clay has a population of 15,219. The median home value is $291,644, 7% below the South Dakota median. Median household income is $56,850 (24% below the South Dakota median). The most populated towns are Vermillion, Fairview, and Wakonda.
Data comes from public sources including the U.S. Census Bureau, the National Center for Education Statistics, the FBI, the EPA, Zillow, and Redfin. Source attribution is shown on each metric.
Towns in Clay
15 towns, by population.
County rankings in South Dakota
Every county in South Dakota, ranked on one decision metric at a time.
- Cheapest Counties to Buy a House
- Counties With the Lowest Monthly Housing Payment
- Counties With the Lowest Property Tax
- Counties With the Cheapest Homeowners Insurance
- Counties With the Cheapest Childcare
- Safest Counties From Natural Disasters
- Counties With the Lowest Flood Risk
- Counties With the Lowest Wildfire Risk
- Safest Counties (Lowest Violent Crime)
- Counties With the Best School Ratings
- Counties With the Highest Household Income
- Counties With the Shortest Commute
- Counties Where Homes Sell Fastest
Clay at a glance: frequently asked questions
- What is the population of Clay?
- Clay has a population of 15,219 based on the most recent US Census estimate.
- What is the median home price in Clay?
- The median home value in Clay is $291,644. Open the interactive map to see the distribution town by town.
- What is the median household income in Clay?
- Median household income in Clay is $56,850 per year, sourced from the US Census American Community Survey.
- What state is Clay in?
- Clay is in South Dakota.
- How many towns are in Clay?
- Clay contains 15 towns and municipalities. Click any town below or on the map to see its housing, school, and crime data.
Compare Clay with other places
Put up to four states, counties, towns, or ZIPs side by side on income, housing, crime, education, and more.