Exceptional duplex opportunity in a prime West Corte Madera location just across from the scenic pedestrian path connecting to downtown Larkspur and the Twin Cities loop. 15 Montecito Drive features two spacious, side-by-side units, each offering 2 bedrooms, 1 bathroom, and a highly functional floor plan. Each unit boasts an attached 4-car garage (side-by-side and tandem), providing ample parking, storage, or flex-use potential. Additional highlights include a laundry room for each unit and a versatile utility room ideal for a home office, gym, or creative workspace. With convenient access to restaurants, parks, top-rated schools, and shopping, this property blends comfort, versatility, and location. A fantastic opportunity for owner-occupants or investors looking to build equity in one of Marin's most walkable and desirable neighborhoods.