Housing in Castro Valley, CA
Home values, rent, ownership rates, and housing market data
Housing Market Snapshot
Source: Redfin — January 2026Median Sale Price
$1,100,000
Median List Price
$990,000
Price Per Sq Ft
$584
Days on Market
24
Active Inventory
34
Months of Supply
2.0
Seller's market
Zillow Home Value
$1,072,306
ZHVI — January 2026
Zillow Rent Index
$2,739
ZORI — January 2026
Price Trends
Source: RedfinMarket Competitiveness
Source: RedfinSold Above List
52.9%
Off Market in 2 Weeks
56.3%
Sale-to-List Ratio
100.8%
Seller's market
Market Activity
Source: RedfinHomes Sold
17
New Listings
29
Pending Sales
16
Price Per Square Foot
Source: RedfinMedian Sale $/SF
$584
Median List $/SF
$647
Castro Valley vs Similar Cities
Source: Census ACS / Redfin (2023)Compared to cities with 50,000 - 100,000 residents. Castro Valley is highlighted.
Median Home Value
Median Rent
Median Price Per Sq Ft
Rent Burden
Census Housing Data
Source: U.S. Census Bureau ACS (2023)Median Home Value
$1,058,200
Median Rent
$2,499
Total Housing Units
22,909
Vacancy Rate
2.9%
Owner Occupied
71.5%
Renter Occupied
28.6%
Median Property Tax
$7,611
per year
Monthly Cost (w/ Mortgage)
$2,773
Housing Types
The current median sale price in Castro Valley, CA is $1,100,000 according to Redfin data. Homes spend a median of 24 days on the market. 52.9% of homes sold above asking price. The market has 2.0 months of supply. The median price per square foot is $584. Zillow's observed rent index is $2,739/month. About 71.5% of housing units are owner-occupied. The median year homes were built is 1966. There are 22,909 total housing units.