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Call/text (707) 474-8855Alum Rock, CA · Market Data
Alum Rock, California real estate market data.
Real estate market data for Alum Rock, CA (Santa Clara County) — Census median home value $880,000, county listing prices down about 0.6% over the past year.
Alum Rock, CA is in Santa Clara County, California — covering the whole local market here: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 11,619, with a median household income of $111,976. Census data puts Alum Rock's median home value at $880,000.
At a glance
Alum Rock market snapshot
Population
11,619
Median Household Income
$111,976
Median Home Value (city)
$880,000
Median Gross Rent
$2,412/mo
Price Trend (YoY)
-0.6%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
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What makes Alum Rock different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Alum Rock's median home value — across all owner-occupied homes, not just recent sales — at $880,000.
County Price Trend
Santa Clara County's FHFA house price index shows a -0.63% annual change in 2025.
Population & Income
Alum Rock has an estimated population of 11,619 and a median household income of $111,976, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Alum Rock's Census-reported median home value works out to about 7.9x the area's median household income, and median gross rent runs roughly 26% 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
Alum Rock FAQ
What are home values like in Alum Rock, CA?
The Census Bureau's American Community Survey puts Alum Rock's median home value at $880,000.
What is the population of Alum Rock, CA?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Alum Rock's population at approximately 11,619.
What's the median rent in Alum Rock, CA?
The Census ACS estimates median gross rent in Alum Rock at approximately $2,412 per month.
What is the median household income in Alum Rock, CA?
Census ACS data puts the median household income in Alum Rock at approximately $111,976.
Is the Alum Rock housing market growing?
Santa Clara County's FHFA house price index shows a -0.63% annual change in 2025.
Is Alum Rock, CA affordable relative to income?
Census ACS data puts Alum Rock's median home value at about 7.9 times the median household income, with median gross rent equal to roughly 26% 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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