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Advertise here →Westmont, IL · Market Data
Westmont, Illinois real estate market data.
Real estate market data for Westmont, IL (DuPage County) — Census median home value $369,100, county listing prices up about 1.4% over the past year.
Westmont, IL is in DuPage County, Illinois — covering the whole local market here: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 24,201, with a median household income of $83,622. Census data puts Westmont's median home value at $369,100 (all owner-occupied homes); DuPage County's current median listing price runs $497,000, up about 1.4% over the past year.
At a glance
Westmont market snapshot
Population
24,201
Median Household Income
$83,622
Median Home Value (city)
$369,100
Median Listing Price (DuPage County)
$497,000
Median Gross Rent
$1,427/mo
Price Trend (YoY)
+1.4%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
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What makes Westmont different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Westmont's median home value — across all owner-occupied homes, not just recent sales — at $369,100. Separately, DuPage County's current median listing price (via Realtor.com data, 2026-06-01) runs $497,000. 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
DuPage County's FHFA house price index shows a 6.24% annual change in 2025.
Population & Income
Westmont has an estimated population of 24,201 and a median household income of $83,622, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Westmont's Census-reported median home value works out to about 4.4x the area's median household income, and median gross rent runs roughly 20% 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
Westmont FAQ
What are home values like in Westmont, IL?
The Census Bureau's American Community Survey puts Westmont's median home value at $369,100. DuPage County's current median listing price runs $497,000, up about 1.4% over the past year.
What is the population of Westmont, IL?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Westmont's population at approximately 24,201.
What's the median rent in Westmont, IL?
The Census ACS estimates median gross rent in Westmont at approximately $1,427 per month.
What is the median household income in Westmont, IL?
Census ACS data puts the median household income in Westmont at approximately $83,622.
Is the Westmont housing market growing?
DuPage County's FHFA house price index shows a 6.24% annual change in 2025.
Is Westmont, IL affordable relative to income?
Census ACS data puts Westmont's median home value at about 4.4 times the median household income, with median gross rent equal to roughly 20% 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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