18127 Madison Ave, Castro Valley, CA 94546

Local realty services provided by:Better Homes and Gardens Real Estate Royal & Associates
18127 Madison Ave,Castro Valley, CA 94546
$2,875,000
  • 9 Beds
  • 6 Baths
  • 4,930 sq. ft.
  • Single family
  • Active
Listed by:valentina hauso
Office:keller williams realty
MLS#:41100873
Source:CA_BRIDGEMLS

Price summary

  • Price:$2,875,000
  • Price per sq. ft.:$583.16

About this home

Unique Opportunity to own two spacious homes plus an attached In-Law Unit on nearly a one acre lot in one of Castro Valley’s most coveted neighborhoods. Discover a truly unique property tucked away on a private road on a generous .98-acre lot. This exceptional estate is perfect for fabulous living, multigenerational living, producing income, flexible work-from-home setups and other opportunities. Gorgeous front home has 5 bedrooms with just over 3,000 sq ft of light-filled living space and solar panels. Spacious kitchen featuring granite countertops. Expansive patio area ideal for outdoor entertaining. Attached ADU has its own seperate entrance and fenced in yard. Parking pad that can accommodate RV, boat, and multiple vehicles.The back home has 4 bedrooms, 2 bathrooms, dining room, living room ,laundry room and approximately 1850 sq. ft. of living space. The home has so much to offer. Surrounded by mature fruit trees-tangerine, lemon, pomegranate, and pomelo. Enjoy serene privacy

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Home facts

  • Year built:1945
  • Listing Id #:41100873
  • Added:65 day(s) ago
  • Updated:August 15, 2025 at 02:33 PM

Rooms and interior

  • Bedrooms:9
  • Total bathrooms:6
  • Full bathrooms:5
  • Living area:4,930 sq. ft.

Heating and cooling

  • Cooling:Ceiling Fan(s)
  • Heating:Gravity

Structure and exterior

  • Roof:Shingle
  • Year built:1945
  • Building area:4,930 sq. ft.
  • Lot area:0.98 Acres

Finances and disclosures

  • Price:$2,875,000
  • Price per sq. ft.:$583.16