2 Homes- Rare chance to own a large, versatile property in a premium location, surrounded by nature yet close to everything. Don’t miss this exceptional opportunity to own two spacious homes plus an attached in-law unit on a gated, .98-acre lot in one of Castro Valley’s most sought-after neighborhoods. Tucked away on a private road, this estate offers privacy, serenity and flexibility—perfect for multigenerational living, rental income, remote work, or business opportunity. Bring your vision—Both homes could benefit from updating, the potential is limitless to transform this into your dream compound or income-producing investment. Front Home has approximately 3,000 sq ft of living space ,5 bedrooms, Solar panels for energy efficiency. Spacious kitchen with granite countertops. Attached in-law unit with seperate entrance and fenced yard. Back home features approximately 1,850 sq ft, 4 bedrooms, 2 bathrooms. Spacious living, dining, and laundry room. Each home has its own gated access and driveway . Ample parking pads for RV's, boats, and multiple vehicles. Low maintenance landscaping with mature fruit trees: tangerine, lemon, pomegranate, and pomelo. Minutes from top-rated schools, Castro Village Shopping Center, CV Marketplace, BART and freeways.
Listed by Valentina Hauso
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License #02008369
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Keller Williams Realty
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510-584-1333
Last updated August 28, 2025
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Source: bridgeMLS #41108905
Listing Facts
TypeSingle-family
NeighborhoodMadison Common
Bedrooms9
Bathrooms6
Days on Prevu20
Size4,930 sqft
Price per sqft$512
Amenities
Dishwasher
Private Outdoor Space
Air Conditioning
Parking
Swimming Pool
Location
Mortgage Calculator
Listing History
08/28/2025
Status changed to Active
$2,525,000
08/28/2025
Status changed to Removed from Feed
$2,525,000
08/21/2025
Listed by Keller Williams Realty
$2,525,000
Property Details for 18127 Madison Ave
Exterior
Construction
Roof: Shingle
Stories: 2
Year Built: 1945
Architectural Style: Contemporary, Ranch
Construction Materials: Stucco, Wood Shingles
Exterior Features: Back Yard, Front Yard, Garden/Play, Side Yard, Yard Space
Features
Fencing: Fenced
Patio And Porch Features: Deck
Pool Features: In Ground, Outdoor Pool
Pool Private: Yes
Measurements
Building Area Total: 4,930
Lot Features: 2 Houses / 1 Lot
Lot Size Acres: 0.98
Lot Size Area: 0
Lot Size Square Feet: 42,851
Lot Size Units: Acres
Financial
Taxes
Parcel Number: 84C92017
Interior
Features
Appliances: Dishwasher, Gas Water Heater
Fireplace Features: Family Room, Living Room
Fireplace: Yes
Fireplaces Total: 3
Flooring: Hardwood, Tile
Interior Features: Family Room, In-Law Floorplan
Measurements
Living Area: 4,930
Living Area Units: Square Feet
Rooms
Basement: Crawl Space
Bathrooms Full: 5
Bathrooms Partial: 1
Bathrooms Total Integer: 6
Bedrooms Total: 9
Rooms Total: 17
Other
Location
Subdivision Name: CASTRO VALLEY
Parking
Parking
Parking Features: Parking Lot
Schools
High School
High School District: CASTRO VALLEY UNIFIED SCHOOL DISTRICT
Utilities
Equipment
Cooling: Central Air
Electric: Photovoltaics Third-Party Owned
Heating: Forced Air
Has Heating: Yes
Laundry Features: Laundry Closet
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.