Rare opportunity—two homes on one lot in the top-rated Poway Unified School District! Located in the prestigious Stonebridge Estates community, this beautifully upgraded estate includes a 1,100 sq. ft. guesthouse with full kitchen, laundry, and private garage - perfect for multi-generational living, extended family or private home office. This beautiful and unique estate is situated on a nearly one-half acre on a double cul-de-sac street. Offering commanding views of the surrounding hills and open space, it is located on a quiet and private cul-de-sac street. Home solar to be paid off at close of escrow. Designed for luxury living, this home featuring 5 bedrooms plus 3 customizable flex spaces and has been elegantly upgraded throughout. Features include gleaming plank wood floors, Plantation-style shutters, deep maple-finish cabinetry, private courtyard with fireplace, 4-car garage, resort-style yard and more! The formal living room is striking with stately fireplace and crown molding. French doors from the separate formal dining room with adjoining butler's pantry lead to a private interior courtyard with fireplace. Casual living spaces flow. The huge family room includes a third fireplace with raised hearth and rich built-in cabinets, while the adjacent eat-in kitchen is an aspiring chef's dream. The kitchen features an oversized center island/breakfast bar, slab granite counters, deep maple-finish cabinetry, stainless steel Bosch and Thermador appliances including double oven and six-burner gas cook top, walk-in pantry and large dining nook. The library is equally suited for home office, and a downstairs bedroom is en-suite with its own bath and adjoining separate room, which is unique to this home. Four additional bedrooms and a spacious loft are located upstairs. The spacious master suite includes a retreat and a private bath with dual walk-in closets, spa shower with dual showerheads and separate soaking tub. The rear yard offers a resort-like atmosphere complete with covered patio, gas fire pit, built-in barbecue, saltwater pool with mini grotto and elevated heated spa. The large, private side yard offers gardening, space for a playground, orchard, or any other ideas you may have for this unique and amazing estate. Ideal setup for multi-generational families or guests seeking privacy and independence. In addition to the expansive main residence, the property includes a separate 1,100 sq ft guest house/casita with its own entrance, full kitchen, living area, bedroom, and bathroom - perfect for in-laws, extended family, live-in caregivers, or older children needing space. Separate entrance for privacy. Full kitchen and laundry in the casita. Full private garage.Poway schools with buses for each of the schools serving the community.