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Welcome to 18522 Madison Ave—a stunning, fully updated single-family retreat nestled on a private road in one of Castro Valley’s most coveted neighborhoods. This 4-bedroom, 3.5-bath residence offers 2,900 sq ft of sophisticated living space, combining luxury, comfort, and functionality in one beautiful package. Step inside to a light-filled, open-concept layout featuring a remodeled chef’s kitchen with high-end stainless steel appliances, custom cabinetry, and elegant quartz countertops—perfect for entertaining or everyday living. The expansive living and dining areas flow seamlessly to the outdoor space, where you’ll find a resort-style pool ideal for relaxing or hosting guests. Upstairs, the spacious primary suite offers a spa-inspired bath and serene views, while downstairs features a fully separate unit—perfect for extended family, guests, or rental income. Tucked away on a quiet, private road in a top-rated school district, this home provides the peace and privacy of suburban living with easy access to freeways, BART, shopping, and dining. Don’t miss the opportunity to own this rare Castro Valley gem—luxury, privacy, and space in an unbeatable location. Schedule your private tour today.
Property Type(s):
Single Family
| Last Updated | 5/13/2025 | Tract | CASTRO VALLEY |
|---|---|---|---|
| Year Built | 1952 | Garage Spaces | 2.0 |
| County | Alameda |
Additional Details
| AIR CONDITIONING | Yes |
|---|---|
| APPLIANCES | Washer |
| CONSTRUCTION | Brick, Wood Siding |
| FIREPLACE | Yes |
| GARAGE | Garage, Garage Door Opener, Yes |
| INTERIOR | Breakfast Bar |
| LOT | 0.26 acre(s) |
| LOT DESCRIPTION | Back Yard, Front Yard, Sprinklers In Front, Sprinklers In Rear |
| PARKING | Garage,Garage Door Opener |
| POOL | Yes |
| POOL DESCRIPTION | In Ground |
| SEWER | Public Sewer |
| STORIES | 2 |
| STYLE | Contemporary |
| SUBDIVISION | CASTRO VALLEY |
Location
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Listed with Bay Area Fine Living
The information being provided by Conejo Simi Moorpark Association of REALTORS® (“CSMAR”) is for the visitor's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. Any information relating to a property referenced on this web site comes from the Internet Data Exchange (“IDX”) program of CSMAR. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. Any information relating to a property, regardless of source, including but not limited to square footages and lot sizes, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. The data contained herein is copyrighted by CSMAR and is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited.
This IDX solution is (c) Diverse Solutions 2025.
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