Rare Dual-Unit Opportunity in Prime Castro Valley Location! Welcome to 19790–19792 Stanton Ave, a legally permitted single-family home with a detached ADU, each with separate water, gas, and electric meters. This versatile property is ideal for multi-generational living, rental income, or owner-occupancy with supplemental cash flow. The main home (19790) offers a spacious layout with modern upgrades, all kitchen and bathrooms are newly remodel, a new paint and new flooring made it super comfortable living, each unit have a private yard. The detached ADU (19792) includes its own entrance, full kitchen, bath, and separate utilities, offering complete independence for tenants or family members. Property has plenty of spaces for parking and landscape. Located in a highly desirable Castro Valley neighborhood near top-rated schools, BART, shopping, and major commute routes, this unique property is a rare find with incredible flexibility and income potential.