Welcome to this beautiful home in the prestigious Castlewood development, perched high in the scenic foothills of North Central Simi Valley, within the highly sought-after Big Sky master-planned community! This expansive home boasts 6 bedrooms, 5.5 baths, and an impressive 4,441 square feet of living space, perfectly designed for comfort and luxury. On the main level, you'll find two ensuite bedrooms with full private baths--one of which could serve as a second primary suite--plus a convenient guest bathroom. The formal living room features soaring ceilings and a cozy fireplace, while the elegant formal dining area offers a perfect setting for entertaining. The heart of the home is the massive family room, complete with a fireplace and ceiling fan, which opens to a gourmet kitchen featuring a 6-seat island, upgraded stainless steel appliances, a breakfast nook, walk-in pantry, desk area, and granite countertops and backsplash. Upstairs, the primary suite is a true retreat, offering a spacious sitting area, an enclosed patio currently used as an office, and stunning barn doors leading to a luxurious master bath. The bath includes dual sinks, a jetted soaking tub, a separate shower, and an expansive walk-in closet. The second level also features three additional bedrooms--one with an ensuite bath and two in a Jack-and-Jill setup, an upstairs laundry room, and a versatile loft or library area. Recently painted both inside and out, this home is filled with premium touches, including wood-like flooring, bullnose baseboards, plantation shutters, 2' blinds on all windows, LED lighting, fire sprinklers, dual-paned windows, and epoxy flooring in the 3-car tandem garage, which also houses a brand-new water heater. The home is equipped with a leased solar electrical system for energy efficiency. Step outside to your private backyard oasis with a custom paver patio, gazebo, grassy area, and storage shed, all surrounded by beautifully manicured landscaping. The Big Sky community offers a wealth of outdoor amenities, including walking and hiking trails, a dog park, softball fields, and breathtaking mountain views. Conveniently located near shopping, dining, and the 118 Freeway, this home is a commuter's dream. Don't miss this rare opportunity to own in one of Simi Valley's most desirable neighborhoods!