18772 Sandy Rd is a 1,518 square foot house on a 10,112 square foot lot with 1 bedroom and 2 bathrooms. - it last sold on August 13, 1986 for $141,000. Based on Redfin's Castro Valley data, we estimate the home's value is $1,012,202.
Single-familyProperty Type
1951Year Built
10,112 sq ftLot Size
$667Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,012,202
$871K since sold in August 1986$0 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 17.2% lower than the average sale price ($1.22M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R1
Single-Family Residence Districts
Single-family residence districts, hereinafter designated as R-1 districts, are established to provide for and protect established neighborhoods of one-family dwellings, and to provide space in suitable locations for additional development of this kind, together with appropriate community facilities and allowance for restricted interim cultivation of the soil compatible with such low-density residential development.
Permitted uses
Include but are not limited to:
Housing-Single unit
Agriculture-Cropland
Agriculture-Grove / orchard
Mar 30, 2026 • Final
Building
Tear off and replace the existing roofing with new composition asphalt shingles on a residential building. Use the existing roof deck.
Roofing
Dec 3, 2018 • Final
Building
Install a new composition shingle roof overlay on a residential building. The project includes a maximum of two layers using the existing roof deck.
Roofing
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Room Information
# of Rooms: 4
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Pool Information
Has Pool
Property Information
Living Sq. Ft: 1,518
Building Sq. Ft: 1,518
# of Units: 1
# of Stories: 1
Legal Description: TRACT 863 BLK 7 LOT 5
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,112
Legal Lot Number: 5
Legal Block Number: 7
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.2321
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 1
Baths: 2.0
Sq. Ft.: 1,518
Stories: 1.0
Lot Size: 10,112 square feet
Style: Single Family Residential
Year Built: 1951
Year Renovated: 1951
County: Alameda County
APN: 084C086501800
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Places
Transit
Proctor Elementary School
Public K-5 • Assigned • 0.7mi
9/10
Canyon Middle School
Public 6-8 • Assigned • 0.7mi
7/10
Castro Valley High School
Public 9-12 • Assigned • 0.7mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Castro Valley's late-summer market shows a clear split. While median prices hold near $1.2M, increased inventory gives buyers leverage on older properties. However, immaculate homes still go pending in under 15 days. A strong, clean offer is key!
Strong buyer demand keeps the Castro Valley market moving incredibly fast. With homes frequently selling above their $1.2 million median price, decisive action is essential. To win here, buyers need to submit competitive offers quickly and minimize...