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18127 Madison AveCastro Valley, CA 94546

For Sale

$2,525,000

Smart Buyer Rebate $25,250

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.

Full MLS Disclaimers

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.