18508 Madison Ave Overview
- Time on Site:
- 34 days
- Visits:
- 0
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.
18508 Madison Ave Facts & Features
- Type Single Family
- Sq. ft. 2,178
- Price/Sq.ft. $562
- Lot 0.30 Acres
Details
General
Building Information
- New Construction: false
- Year Built: 1952
Location/Region
- Country: US
- County Or Parish: Alameda
- Subdivision Name: CASTRO VALLEY
General Information
- Listing Terms: Cash,Conventional,1031 Exchange
- Parcel Number: 84C88517
- Property Condition: Existing
- Property Sub Type: Single Family Residence
- Property Type: Residential
- Special Listing Conditions: Standard
Interior
Parking Information
- Garage Spaces: 2
- Garage: true
Beds/Baths
- Bathrooms Full: 2
- Bathrooms Partial: 0
- Bathrooms Total: 2
- Bedrooms Total: 4
Building Interior
- Building Area Source: Assessor Auto-Fill
- Building Area Total: 2178
- Building Area Units: Square Feet
General Information
- Appliances: Dishwasher,Free-Standing Range
- Basement: Crawl Space
- Electric: No Solar
- Fireplace Features: Family Room
- Fireplace: true
- Fireplaces Total: 1
- Flooring: Hardwood,Linoleum,Carpet
- Foundation Details: Slab
- Interior Features: Storage,Workshop
- Laundry Features: Laundry Room
- Levels: One Story
- Living Area: 2178
- Living Area Units: Square Feet
- Other Equipment: None
- Rooms Total: 8
- Stories: 1
Exterior
Parking Information
- Parking Features: Carport - 2 Or More,Detached
- Parking Total: 6
Lot Information
- Lot Features: Sloped Up,Back Yard
- Lot Size Acres: 0.3
- Lot Size Area: 0.3
- Lot Size Square Feet: 12962
- Lot Size Units: Acres
- Water Source: Public
Building Exterior/Construction
- Architectural Style: Traditional
- Attached Garage: false
- Construction Materials: Siding - Stucco
General Information
- Carport: true
- Covered Spaces: 2
- Exterior Features: Back Yard,Front Yard
- Fencing: Fenced,Wood
- Pool Features: None
- Pool Private: false
- Sewer: Public Sewer
18508 Madison Ave Neighborhood
Community
94546 (CASTRO VALLEY) Demographics
Schools
School data courtesy of LiveBy, Inc. School ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating.18508 Madison Ave Monthly Cost
18508 Madison Ave Market Data
Based on the last 30 days in this zip code
18508 Madison Ave History
| Date | Value | Agent |
|---|---|---|
| 6/2/2026Source: bridgeMLS | Active |
|
| 5/26/2026Source: bridgeMLS | May 26, 2026 |
|
| 5/25/2026Source: CRMLS | May 25, 2026 |
