Beautifully updated, move in ready home, located on one of Castro Valley’s most sought-after streets. Enjoy close proximity to shopping, scenic parks, nature trails and award-winning schools. A unique feature of the home is the converted garage, originally designed as an art studio for the world-renowned photorealist artist, Richard Maclean, who once resided here. During Halloween, Sandy Rd becomes one of Castro Valley’s most popular destinations, attracting hundreds of trick-or- treaters each year and creating a fun, festive neighborhood atmosphere. This home features lots of upgrades, central air and heat and an open floorplan with an abundance of light. The bonus room can be easily converted back to a garage if desired.
Property Details
Price:
$1,199,999
MLS #:
41146369
Status:
Active
Beds:
3
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
UPPER VALLEY
Listed Date:
Oct 15, 2026
Finished Sq Ft:
1,581
Lot Size:
5,280 sqft / 0.12 acres (approx)
Year Built:
1968
See this Listing
Schools
Interior
Bathrooms
2 Full Bathrooms
Cooling
Central Air
Flooring
Wood
Laundry Features
Washer Included, Dryer Included
Levels
One
Exterior
Architectural Style
Ranch
Construction Materials
Wood Siding
Lot Features
Front Yard, Back Yard, Yard
Patio And Porch Features
Front Porch
Financial
Map
Community
- Address18747 Sandy Road Castro Valley CA
- SubdivisionUPPER VALLEY
- CityCastro Valley
- CountyAlameda
- Zip Code94546-2425
Subdivisions in Castro Valley
Market Summary
Current real estate data for Single Family in Castro Valley as of Oct 19, 2026
33
Single Family Listed
13
Avg DOM
652
Avg $ / SqFt
$1,139,285
Avg List Price
Property Summary
- Located in the UPPER VALLEY subdivision, 18747 Sandy Road Castro Valley CA is a Single Family for sale in Castro Valley, CA, 94546-2425. It is listed for $1,199,999 and features 3 beds, 2 baths, and has approximately 1,581 square feet of living space, and was originally constructed in 1968. The current price per square foot is $759. The average price per square foot for Single Family listings in Castro Valley is $652. The average listing price for Single Family in Castro Valley is $1,139,285.
Similar Listings Nearby
Courtesy of RE/MAX Accord. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than include the name of the listing broker. Neither the listing company nor shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.18747 Sandy Road
Castro Valley, CA