Exceptional mixed-use opportunity in one of San Rafael's most visible commercial corridors, Miracle Mile. Located on high-traffic 4th Street just minutes from downtown San Rafael and San Anselmo, this unique property offers 3,240 square feet of combined commercial and residential space. The lower commercial suite consists of a tenant occupied fully ADA-compliant dental office featuring a welcoming reception area, three operating rooms, kitchen/lab space, entry deck, six dedicated parking spaces, full HVAC, and excellent street visibility. Above, the spacious 1,749 square foot residential penthouse-style home offers 2 bedrooms, 2 bathrooms, vaulted ceilings with an abundance of natural light, a sunroom balcony with scenic views, and a flexible formal dining room or den. Separate utility meters enhance ownership flexibility. Ideal for investors seeking long-term upside, medical professionals looking for a turnkey practice location, or owner-users desiring the convenience of living and working in the same property. Close to downtown amenities, restaurants, shopping, and major commute routes this is a rare opportunity to own a one-of-a-kind mixed-use property in the heart of Marin County.