Homes for Sale in Castro Valley, CA

57 homes for sale ยท Updated September 25, 2026

Market snapshot for Castro Valley, CA

Median price
$950,000
Average price
$1,022,593
Highest price
$3,380,000
Avg price / sqft
$592/sqft
Avg home size
1,756 sqft
Avg days on market
46
Avg year built
1972
Avg beds / baths
3.3 bd / 2.5 ba

Homes by bedrooms

Homes by property type

Homes by price

Homes by neighborhood

Homes by zip code