Private gated Northgate estate set on over an acre with a flat lot that backs to an open space setting, a detached ADU, resort-style saltwater pool & sweeping hillside views. Offering a 4,783 sq ft main residence (4 bed, 3.5 bath) & a 2,133 sq ft ADU (2 bed, 1.5 bath), the property delivers exceptional scale, privacy & flexibility. A welcoming entry leads to soaring ceilings, expansive windows & a grand-scale living room anchored by a two-way fireplace, connecting to an intimate sitting area. Natural light & volume define the space, with multiple doors extending to the backyard. A built-in wine & beverage bar is positioned between the living & dining rooms. The dining room connects directly to the outdoor areas, complemented by additional built-in cabinetry for storage & architectural detail. A nearby half bath & interior access to the cellar add convenience. The kitchen balances everyday function with entertaining, featuring a large center island with seating, quartz countertops, extensive cabinetry, a built-in refrigerator, gas cooktop & double ovens. A walk-in pantry, utility room & main-level laundry streamline daily use, while a built-in desk area provides flexible workspace. The kitchen flows into a casual dining area & family room with fireplace, creating a natural gathering space. A main-level bedroom ensuite with direct deck access offers flexibility for guests, extended living or a private office. Upstairs, the primary suite is privately positioned with hillside views, a fireplace, sitting area, dual walk-in closets & a large-scale bath with dual sinks, toilets & soaking tubs. Additional bedrooms are generously sized with bright exposures & share an updated hall bath. The ADU adds substantial value & versatility with a 2 bedroom, 1.5 baths, full kitchen, living area, 8-seat theater room & access to a separate garage with laundry hookups & a hydraulic lift. The outdoor setting centers around a saltwater pool & spa with pebble finish, waterfall, fountains & slide. A covered outdoor kitchen with built-in BBQ & bar seating overlooks the pool & surrounding hills, while patios, lawn areas & mature landscaping create distinct areas for entertaining & everyday use. The property also includes a detached flex space positioned between the main home & ADU, ideal for hobbies, gardening or storage. Located near top-rated schools, Shell Ridge Open Space, hiking & biking trails, shopping & dining.