4031 Berdina Rd is a 1,116 square foot house on a 0.26 acre lot with 2 bedrooms and 1 bathroom. - it last sold on June 24, 1985 for $116,000. Based on Redfin's Castro Valley data, we estimate the home's value is $875,651.
Single-familyProperty Type
1930Year Built
0.26 acresLot Size
$785Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$875,651
$760K since sold in June 1985$13K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.3% lower than the average sale price ($887K) of 5 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
PD
Planned Development District
Planned development districts, hereinafter designated as PD districts, are established to encourage the arrangement of a compatible variety of uses on suitable lands in such a manner that the resulting development will: be in accord with the policies of the General Plan of the county; provide efficient use of the land that includes preservation of significant open areas and natural and topographic landscape features with minimum alteration of natural land forms; provide an environment that will encourage the use of common open areas for neighborhood or community activities and other amenities; be compatible with and enhance the development of the general area; and create an attractive, efficient and safe environment.
Apr 3, 2025 • Final
Building
Install a roof-mounted solar photovoltaic system with an energy storage system. Install a new electrical panel, backup gateways, and new electrical circuits.
Battery
Electrical
Solar
Jun 12, 2024 • Final
Building
Install a roof-mounted solar photovoltaic system with an energy storage system. Install two electrical sub-panels.
Battery
Electrical
Solar
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
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Stucco
Building Type: Detached
Property Information
Living Sq. Ft: 1,116
Building Sq. Ft: 1,116
# of Units: 1
# of Stories: 1
Legal Description: TRACT 542 LOT 22
Parking & Garage Information
Parking Type: Carport
Garage / Carport Type: Carport
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,250
Legal Lot Number: 22
Legal Block Number: A
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.2583
Depth Footage: 125
Front Footage: 90
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,116
Stories: 1.0
Lot Size: 0.26 acres
Style: Single Family Residential
Year Built: 1930
Year Renovated: 1939
County: Alameda County
APN: 084C075800200
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
Marshall Elementary School
Public K-5 • Assigned • 0.4mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 0.7mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 0.3mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Castro Valley remains a highly competitive market. On average, homes are selling for 103.7% of their asking price, with nearly 60% of properties closing above list price.
Castro Valley's fall market offers great buyer leverage. While median prices hold steady around $1.2M, increased inventory gives you room to negotiate on homes needing updates. Turnkey properties still move fast in under 15 days, so act quickly with...