18508 Madison Ave, Castro Valley, CA 94546 | MLS #41135921 | PMZ Real Estate
 
  • 34 days on site
  • 0 views

Tucked quietly along a peaceful Castro Valley street, this home is the kind of opportunity buyers are always hoping to find; a property that feels warm and welcoming from the moment you arrive, with room to enjoy today and endless potential for what it could become over time. Inside, original hardwood floors run throughout much of the home, while the comfortable 4-bedroom, 2-bath layout offers a sense of space that feels both functional and inviting. Every room reflects years of thoughtful care, creating a home that feels solid, lived in, and ready for its next chapter. At the heart of the home, an expanded dining room surrounded by walls of windows brings in natural light from every angle. It’s the kind of space that naturally becomes the gathering place of the home; morning coffee overlooking the yard, holiday dinners with family, or slow evenings spent lingering around the table with friends. Step outside and the possibilities continue. The backyard offers multiple spaces to relax, garden, entertain, or simply enjoy the privacy and peaceful setting. Perched above the home, a detached garage has been converted into a bonus space complete with its own deck overlooking the property below. Beneath it, an expansive workshop creates even more flexibility; ideal for storage, hobbies, a home gym, creative studio, or future ADU potential for buyers looking to maximize the property over time. This is the kind of home that sparks ideas the moment you walk through the door. Move right in and enjoy its charm exactly as it is, or slowly transform it into something truly special while building long-term value along the way.

Source: bridgeMLS, MLS#: 41135921

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  • Property Type
    Residential
  • Lot
    0.30 acres

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Pam Harmon

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  • Median Age
    41
  • Population Density
    4,630
  • College Educated
    49%
  • Estimated Median Income
    $101,445
  • Estimated Total Home Owners
    10,323
  • Estimated Total Renters
    5,599
  • Owner / Renter Divide
    65% / 35%
  • Estimated Average Household Size
    3
  • Total Population
    45,085
  • Community data courtesy of LiveBy, Inc.

Owning this Home

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$ %
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* All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

Life at 18508 Madison Ave


Schools


School data courtesy of LiveBy, Inc.
Ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating. The schools displayed on this website are for informational purposes only and may not represent a complete or up-to-date list. School assignments are subject to change and should be verified directly with the local school district. Please contact the appropriate school district to confirm school zoning and enrollment eligibility for this property.

History

Date Event Value Agent
6/2/2026Source: bridgeMLS Status Change
Active
5/26/2026Source: bridgeMLS Added to Database
May 26, 2026
5/25/2026Source: CRMLS Added to Database
May 25, 2026
Listing provided courtesy of Compass- MLS# 41135921MLS Provider