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Call/text (707) 474-8855Clayton, MO · Market Data
Clayton, Missouri real estate market data.
Real estate market data for Clayton, MO (St. Louis County) — Census median home value $799,200, county listing prices down about 9.9% over the past year.
Clayton, MO is in St. Louis County, Missouri — covering the whole local market here: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 17,282, with a median household income of $128,898. Census data puts Clayton's median home value at $799,200 (all owner-occupied homes); St. Louis County's current median listing price runs $222,925, down about 9.9% over the past year.
At a glance
Clayton market snapshot
Population
17,282
Median Household Income
$128,898
Median Home Value (city)
$799,200
Median Listing Price (St. Louis County)
$222,925
Median Gross Rent
$1,648/mo
Price Trend (YoY)
-9.9%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
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What makes Clayton different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Clayton's median home value — across all owner-occupied homes, not just recent sales — at $799,200. Separately, St. Louis County's current median listing price (via Realtor.com data, 2026-06-01) runs $222,925. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.
County Price Trend
St. Louis County's FHFA house price index shows a 3.76% annual change in 2025.
Population & Income
Clayton has an estimated population of 17,282 and a median household income of $128,898, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Clayton's Census-reported median home value works out to about 6.2x the area's median household income, and median gross rent runs roughly 15% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.
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Common questions
Clayton FAQ
What are home values like in Clayton, MO?
The Census Bureau's American Community Survey puts Clayton's median home value at $799,200. St. Louis County's current median listing price runs $222,925, down about 9.9% over the past year.
What is the population of Clayton, MO?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Clayton's population at approximately 17,282.
What's the median rent in Clayton, MO?
The Census ACS estimates median gross rent in Clayton at approximately $1,648 per month.
What is the median household income in Clayton, MO?
Census ACS data puts the median household income in Clayton at approximately $128,898.
Is the Clayton housing market growing?
St. Louis County's FHFA house price index shows a 3.76% annual change in 2025.
Is Clayton, MO affordable relative to income?
Census ACS data puts Clayton's median home value at about 6.2 times the median household income, with median gross rent equal to roughly 15% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.
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