22490 Ruby St is a 1,104 square foot house on a 4,200 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on August 09, 1988 for $139,000. Based on Redfin's Castro Valley data, we estimate the home's value is $729,232.
Single-familyProperty Type
1947Year Built
4,200 sq ftLot Size
$661Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$729,232
$590K since sold in August 1988$12K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.1% lower than the average sale price ($730K) 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
RSL
Residential Small Lot Districts
Residential Small Lot districts, hereinafter designated as RSL, are established to support infill projects of duplexes, small lot single-family detached units, and townhouses. The RSL district implements and is consistent with the residential small lot land use classification of the Castro Valley General Plan.
Permitted uses
Include but are not limited to:
Agriculture-Other
Housing-Single unit
Housing-Multiple units
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Property details
Interior
Heating & Cooling
Air Conditioning Type: Window Unit
Heating Type: Floor Furnace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Excellent
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Stucco
Building Type: Detached
Property Information
Subdivision Name: KNOX
Living Sq. Ft: 1,104
Building Sq. Ft: 1,104
# of Units: 1
# of Stories: 1
Legal Description: OFFICIAL RECS 17 PG 87 BLK 6 PART OF LOT 8
Parking & Garage Information
Parking Type: Carport
Garage / Carport Type: Carport
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,200
Legal Lot Number: 8
Legal Block Number: 6
Municipality Name: HAYWARD UNINCORP
Acres: 0.0964
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,104
Stories: 1.0
Lot Size: 4,200 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1947
County: Alameda County
APN: 415 022006900
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Fairview Elementary School
Public K-6 • Assigned • 1.3mi
2/10
Bret Harte Middle School
Public 7-8 • Assigned • 0.8mi
4/10
Hayward High School
Public 9-12 • Assigned • 0.8mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
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