Modern Craftsman Mare Island home with income potential. Spacious 5BD/3.5BA home with a studio ADU (as a 5th bed + kitchen + bath) above the garage with separate entry. Downstairs features a wrap-around porch, living room with fireplace, formal dining, family room with second fireplace, and a flexible bedroom/office. High ceilings, recessed lighting, and tall double-pane windows with custom plantation shutters throughout. Gourmet kitchen with granite counters, large island, pantry, and garden views. Upstairs includes a luxury primary suite, two additional bedrooms, full bath, and laundry room. Enjoy a serene zen-style garden with mature palms, flowering shrubs, trellis, and water fountain. 3-car garage (one tandem), EV-ready, 3-zone HVAC. Close to SF Ferry and freeway access. ADUs in Mare Island are highly desirable for limited inventory - in demand due to nearby university.