NOT FOR SALE
$1,578,964
Last evaluated 1/28/2026
$1,778,205 High Range
$1,283,628 Low Range
Confidence
Score

21028 Gary Dr Castro Valley, CA 94546

Quadruplex (4 units, any combination) Residence
12 Beds
8 Baths
... Bed/Bath
4,608 Sq. Ft.
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21028 Gary Dr, Castro Valley, CA is a quadruplex home that contains 4,608 Sq. Ft. sq ft and was built in 1965. It contains 12 bedrooms and 8 bathrooms.
Parcel #
415-30-12
Lot Size
8,000 Sq. Ft.
Property Type
Quadruplex (4 units, any combination)
County
ALAMEDA
Living Area Sq. Ft.
4,608 Sq. Ft.
Year Built
1965
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