Homes for Sale in Castro Valley, CA

60 homes for sale ยท Updated August 12, 2026

Market snapshot for Castro Valley, CA

Median price
$998,944
Average price
$1,067,497
Highest price
$3,800,000
Avg price / sqft
$606/sqft
Avg home size
1,746 sqft
Avg days on market
41
Avg year built
1971
Avg beds / baths
3.2 bd / 2.6 ba

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