31135 Palomares Rd is a 3,500 square foot house on a 7.01 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on August 14, 1998 for $915,000. Based on Redfin's Castro Valley data, we estimate the home's value is $2,687,899.
Single-familyProperty Type
1990Year Built
7.01 acresLot Size
$768Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$2,687,899
$1.8M since sold in August 1998$109K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 41.2% higher than the average sale price ($1.90M) 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 4, 2024 • Final
Building
Replace duct work in the attic of a residential building.
HVAC
Dec 10, 2013 • Final
Building
Install a permanent backup generator on a concrete pad. Connect the generator to an existing propane tank and install an automatic transfer switch next to the main electrical panel. Install a ground rod at the generator site.
Gas
Generator
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
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Raised W/Crawlspace
Building Style Type: U-Shape
Construction Type: Wood
Building Construction Quality: Good
Exterior Wall: Wood
Building Type: Detached
View Information
View: Good
Property Information
Living Sq. Ft: 3,500
Building Sq. Ft: 3,500
# of Units: 1
# of Stories: 1
Parking & Garage Information
# of Parking Spaces: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 305,356
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 7.01
Zoning Code: R1-5
County Use Description: IMPROVED RURAL-RESIDENTIAL HOM
Utility Information
Sewer Type: Septic
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,500
Stories: 1.0
Lot Size: 7.01 acres
Style: Single Family Residential
Year Built: 1990
Year Renovated: 1990
County: Alameda County
APN: 085A360000301
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
K - 12
Preschool & daycare
Palomares Elementary School
Public K-5 • Assigned • 3.4mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 4.9mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 5.9mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
4/10 Fire Factor
1% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 91° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Castro Valley, CA • 94552
Average low and high temperatures (°F)
61
42
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69
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72
51
74
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76
56
80
56
79
59
72
52
64
46
59
45
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Oct
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Dec
Sun exposure
In this area, properties receive around 11.4 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.4 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.55M – $3.09M
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