A rare opportunity to own a fully updated home with a HUGE detached studio and a large detached garage in a desirable Castro Valley location! This beautifully updated home features new flooring, fresh interior and exterior paint, modern light fixtures and a renovated kitchen with new appliances that create a clean and inviting feel throughout. The fully updated bathrooms showcase stylish finishes and modern touches, while the thoughtful updates make the home comfortable and move-in ready. A standout feature of the property is the large detached studio with its own half bathroom and full kitchen, offering excellent flexibility for a home office, creative workspace, guest area or other flexible uses. The home also includes attic space with plenty of storage, adding everyday practicality. Additionally, the property includes a detached shed that can be used for extra storage or potentially converted into a gym, office or hobby room. Located just minutes from CSU East Bay, Lake Chabot Regional Park and Don Castro Regional Recreation Area, the home offers easy access to outdoor recreation and scenic trails. Everyday conveniences are nearby with Safeway and Trader Joe’s, while quick access to I-580, I-880 and Highways 238 and 92 makes commuting throughout the Bay Area convenient!
Listed by Sohrab Sangha
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License #02054386
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Kismet Real Estate
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510-258-6373
Last updated March 16, 2026
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Source: bridgeMLS #41127427
Listing Facts
TypeSingle-family
NeighborhoodSouth of 580
Bedrooms3
Bathrooms3
Days on Prevu1
Size2,239 sqft
Price per sqft$490
Amenities
Dishwasher
Washer/Dryer
Air Conditioning
Parking
Swimming Pool
Location
Mortgage Calculator
Listing History
03/16/2026
Listed by Kismet Real Estate
$1,098,000
Property Details for 21928 Baywood Ave
Exterior
Construction
Stories: 1
Year Built: 1947
Architectural Style: Other
Construction Materials: Stucco, Other
Exterior Features: Back Yard, Front Yard, Side Yard, Storage, Other, Landscape Back, Landscape Front, Storage Area, Yard Space
Features
Fencing: Fenced
Other Structures: Shed(s)
Measurements
Building Area Total: 2,239
Lot Features: Premium Lot, Other, Back Yard, Front Yard, Landscaped
Utilities: Individual Electric Meter, Individual Gas Meter
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 3 bedrooms and 3 bathrooms in this single-family home at 21928 Baywood Ave.
Does this single-family home have parking?
Yes, there are 2 parking spaces available for 21928 Baywood Ave.
How does 21928 Baywood Ave compare to other single-family homes in South of 580?
This single-family home is listed 3% below the average price for single-family homes in South of 580 and has been on the market for 10 less days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 2,239 sqft.
21928 Baywood Ave is a 3-bedroom, 3-bath single-family home for sale in Castro Valley CA 94546. Available on Prevu for 1 days at $1,098,000. This residence features 2,239 square feet of living space, located in South of 580. The median listing price for single-family homes in this area is $1,024,350. Additional amenities include dishwasher, air conditioning, parking, swimming pool, and washer/dryer. View other single-family home listings in Alameda County.
Based on information from bridgeMLS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.