East-Facing Luxury with Unmatched Mount Diablo Views! Welcome to this exceptional 4,082 sq. ft. residence perched on one of Hansen Hill's most coveted premium lots-offering sweeping, unobstructed views of Mount Diablo and surrounding open space. This 5-bedroom + office, 4.5-bath home features a full bed & bath on the first floor, perfect for guests or multigenerational living. The chef's kitchen boasts a walk-in pantry, double ovens, trash compactor, and stone countertops. Entertain effortlessly in the formal dining room, expansive family room with gas fireplace, bonus game room, or outdoors in your private backyard retreat-complete with a built-in BBQ island, wood-burning fireplace, hot tub, new pergola, and no front/rear neighbors. The grand primary suite offers a serene retreat with sitting area, dual walk-in closets, and scenic views. Recent updates include new hardwood floors, plush carpet, plantation shutters, solar, water softener, and more. Close to top-rated schools, 580/680, BART, trails, and shopping. Experience luxury living at its finest!