Nestled at the highest elevation in Santa Rosa's peaceful Hidden Valley neighborhood, 3441 Castlerock Ct is a brand new custom construction offering exceptional privacy on a beautifully secluded 1-acre cul-de-sac lot. This elevated home features 4 bedrooms, 3 full bathrooms, plus a dedicated office/den space, along with impressive 9+ foot ceilings throughout. It offers a desirable southwest-facing orientation that fills the interiors with natural light and stunning mountain views. Enjoy generous decks and patios on every level, including a private master bedroom rooftop balcony perched above the garage with sweeping views of the entire neighborhood. The property includes owned solar, a brand-new driveway leading to a massive 22-inch-deep garage, and plenty of room for potential ADU space. All of this is set within a very quiet, safe, and friendly community close to Hidden Valley Elementary School, the new fire station, and everyday amenities. A true standout Hidden Valley gem that perfectly combines seclusion, breathtaking views, and effortless living.