NOT FOR SALE
$1,199,491
Last evaluated 1/28/2026
$1,559,338 High Range
$839,643 Low Range
Confidence
Score

16801 Hallmark Ct Castro Valley, CA 94552

Planned Unit Development (PUD) (Residential) Residence
5 Beds
3 Baths
... Bed/Bath
3,295 Sq. Ft.
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16801 Hallmark Ct, Castro Valley, CA is a planned unit development home that contains 3,295 Sq. Ft. sq ft and was built in 1987. It contains 5 bedrooms and 3 bathrooms.
Parcel #
85-6314-54
Lot Size
47,800 Sq. Ft.
Property Type
Planned Unit Development (PUD) (Residential)
County
ALAMEDA
Living Area Sq. Ft.
3,295 Sq. Ft.
Year Built
1987
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