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Welcome to 4247 Gem Avenue, a beautifully renovated single-story home in the heart of Castro Valley! Thoughtfully transformed with quality craftsmanship, modern finishes, and extensive upgrades completed with permits. The stunning kitchen features stainless steel appliances, custom cabinetry, a spacious island, and a pot filler. Beautifully designed bathrooms offer walk-in showers, rainfall showerheads, and modern fixtures. Major improvements include new electrical wiring with a 200-amp panel, updated plumbing and drainage, a new HVAC furnace and ductwork, and a new composition roof. Additional highlights include waterproof plank flooring, designer lighting, an EV-ready garage, and refreshed landscaping. Conveniently located near Castro Valley's highly regarded schools, shopping, dining, and commuter routes. Move-in ready with the peace of mind of permitted improvements!
| Last Updated | 10/20/2026 | Tract | CASTRO VALLEY |
|---|---|---|---|
| Year Built | 1947 | Garage Spaces | 1.0 |
| County | Alameda |
Additional Details
| AIR | None |
|---|---|
| CONSTRUCTION | Stucco |
| EXTERIOR | Garden |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| INTERIOR | Breakfast Bar |
| LOT | 5776 sq ft |
| LOT DESCRIPTION | Back Yard, Front Yard, Garden |
| LOT DIMENSIONS | 5775 |
| PARKING | Attached, Garage |
| POOL DESCRIPTION | None |
| STORIES | 1 |
| STYLE | Ranch |
| SUBDIVISION | CASTRO VALLEY |
Location
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