Unlock the potential at 3504 Northwood Ave in Castro Valleya rare opportunity to create your dream home or investment in one of the East Bays most desirable communities. Situated on a generous 5,859 sq ft lot, this 1,567 sq ft residence offers a functional footprint and endless possibilities for customization. Whether youre an investor seeking your next project or a buyer ready to design a space tailored to your vision, this property is a blank canvas ready for transformation. Located in a well-established neighborhood with convenient access to local parks, shopping, and commuter routes, the home combines location with long-term upside. Reimagine, renovate. The choice is yours.