A once in a lifetime opportunity to own one of Mill Valley's original grand estates, so close to downtown. This magical property will take your breath away with its majestic grounds, mature gardens, and city views. Hillside Ave wraps around the grounds of this estate, set on nearly half an acre of private tranquility. The main level has a dramatic living room with coffered ceilings, adjacent sunroom, large formal dining room, and spacious updated kitchen. The second floor has 4 BRs and 2.5 BAs. The third floor has a large undeveloped attic space with dramatic views and limitless potential. This estate is an entertainer's dream, the perfect site for family gatherings and celebrations, with flat lawn areas for kids to play, meandering paths, and a hot tub under a wisteria-covered pergola. There is abundant off-street parking and a garage with a Tesla charger. With potential to build out the attic, add a pool or ADU,175 Hillside is the ultimate destination to grow your family's legacy.