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Call/text (707) 474-8855Foster City, CA · Houses & Market Data
Foster City, California houses and real estate market data.
Houses in Foster City, CA (San Mateo County) — Census median home value $1,774,500, county listing prices down about 0.6% over the past year. Market data for Foster City houses and the broader area.
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Foster City, CA is in San Mateo County, California — this guide covers houses in Foster City and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 32,964, with a median household income of $193,633. Census data puts the median value of houses in Foster City at $1,774,500.
Info from government sites and builders may have provided source info.
Market overview
Foster City housing market
Foster City is in San Mateo County, California. Manifest Census and county price-trend data provide baseline context for houses in Foster City and the surrounding county market.
Median home value (Census ACS)
$1,774,500
Population (Census ACS)
32,964
Median household income
$193,633
Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County-level FHFA price trend was not available in the manifest row.
At a glance
Foster City market snapshot
Population
32,964
County
San Mateo County
Median Household Income
$193,633
Median Home Value (city)
$1,774,500
Median Gross Rent
$3,501/mo
Price Trend (YoY)
-0.6%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About
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What makes Foster City different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Foster City's median home value — across all owner-occupied homes, not just recent sales — at $1,774,500.
County Price Trend
San Mateo County's FHFA house price index shows a -0.61% annual change in 2025.
Population & Income
Foster City has an estimated population of 32,964 and a median household income of $193,633, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Foster City's Census-reported median home value works out to about 9.2x the area's median household income, and median gross rent runs roughly 22% 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.
Nearby
Places around Foster City
County guide: San Mateo County — cities, market context, and local resources for the county that includes Foster City.
USAHouses.com also helps visitors looking in nearby San Mateo County and other California communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.
Nearby communities include San Mateo, Redwood City, Belmont, San Carlos, Baywood Park, Hillsborough, Highlands, Burlingame, North Fair Oaks, Emerald Lake Hills, Atherton, Menlo Park, Millbrae, South San Francisco, East Palo Alto, West Menlo Park.
San Mateo market data
Nearby city · ~3.3 mi
Redwood City market data
Nearby city · ~4.0 mi
Belmont market data
Nearby city · ~4.2 mi
San Carlos market data
Nearby city · ~4.6 mi
Baywood Park market data
Nearby city · ~5.5 mi
Hillsborough market data
Nearby city · ~5.9 mi
Highlands market data
Nearby city · ~6.1 mi
Burlingame market data
Nearby city · ~6.4 mi
North Fair Oaks market data
Nearby city · ~6.7 mi
Emerald Lake Hills market data
Nearby city · ~6.9 mi
Atherton market data
Nearby city · ~7.9 mi
Menlo Park market data
Nearby city · ~8.1 mi
Millbrae market data
Nearby city · ~8.6 mi
South San Francisco market data
Nearby city · ~9.3 mi
East Palo Alto market data
Nearby city · ~9.3 mi
West Menlo Park market data
Nearby city · ~9.4 mi
More California cities with market guides: San Jose, Long Beach, Oakland, Bakersfield, Anaheim, Stockton, Santa Ana, Fremont.
San Jose market data
Same-state city guide
Long Beach market data
Same-state city guide
Oakland market data
Same-state city guide
Bakersfield market data
Same-state city guide
Anaheim market data
Same-state city guide
Stockton market data
Same-state city guide
Santa Ana market data
Same-state city guide
Fremont market data
Same-state city guide
Adjacent-county Census places with USAHouses.com pages: Hayward (~9.1 mi), San Lorenzo (~9.9 mi), Stanford (~10.6 mi), San Leandro (~10.7 mi), Cherryland (~11.3 mi), Ashland (~11.6 mi), Alameda (~12.2 mi), Newark (~12.7 mi), Union City (~13.0 mi), Palo Alto (~13.0 mi), Fairview (~13.7 mi), Oakland (~14.2 mi), Castro Valley (~14.3 mi), Mountain View (~14.8 mi), Los Altos Hills (~15.0 mi), Los Altos (~16.0 mi).
New construction: New homes near Foster City (American Canyon) · New homes near Foster City (Anaheim) · California new construction.
ZIP codes
ZIP codes for Foster City
Census & home facts
Foster City data from published sources
Population (ACS 2023)
32,964
Median home value (ACS 2023)
$1,774,500
Median household income (ACS 2023)
$193,633
Median gross rent (ACS 2023)
$3,501
County FHFA annual change (2025)
-0.61%
Census place type
city
County
San Mateo County
Land area (Census Gazetteer 2024)
3.79 sq mi
Census GEOID
0625338
Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.
NewUSAHouses.com communities
Closest verified new-home communities near Foster City
Availability and pricing are controlled by the builder and may change; confirm with the builder.
The Heights ↗
Pulte · San Mateo, California · ~4.5 mi · from $1,299,990
Crestmoor Estates - Montara Collection ↗
Toll Brothers · San Bruno, California · ~10.2 mi · from $2,100,000
Crestmoor Estates ↗
Toll Brothers · San Bruno, California · ~10.2 mi
Skyline ↗
Trumark Homes · Alameda, California · ~12.2 mi
The San Francisco Shipyard ↗
Lennar · San Francisco, California · ~12.9 mi · from $406,000
Local life
Life in Foster City
Schools
South San Francisco Unified — 17 schools, 7,868 students enrolled, per the U.S. Department of Education's Common Core of Data. San Mateo addresses may be served by South San Francisco Unified, but attendance zones vary by street — confirm assigned schools with the district before making a move.
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Common questions
Foster City FAQ
What are houses worth in Foster City, CA?
The Census Bureau's American Community Survey puts the median value of houses in Foster City at $1,774,500.
How much do houses cost in Foster City, CA?
For owner-occupied houses in Foster City, Census ACS data shows a median value of $1,774,500. Active listing prices in San Mateo County may differ — see the market snapshot above.
What types of houses are in Foster City, CA?
Foster City houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding San Mateo County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.
What is the population of Foster City, CA?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Foster City's population at approximately 32,964.
What's the median rent in Foster City, CA?
The Census ACS estimates median gross rent in Foster City at approximately $3,501 per month.
What is the median household income in Foster City, CA?
Census ACS data puts the median household income in Foster City at approximately $193,633.
Is the Foster City housing market growing?
San Mateo County's FHFA house price index shows a -0.61% annual change in 2025.
Is Foster City, CA affordable relative to income?
Census ACS data puts Foster City's median home value at about 9.2 times the median household income, with median gross rent equal to roughly 22% 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.
What school district serves Foster City, CA?
Manifest and public school-directory data suggest South San Francisco Unified for many Foster City addresses, but attendance zones vary by street — verify your assigned schools with the district before making a move.
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