This meticulously maintained Diamond Bar home boasts 4 spacious bedrooms plus a massive bonus room and is located on a peaceful single loaded street. The sumptuous kitchen is well appointed with granite counters, custom white cabinetry, a generous pantry, and a cozy breakfast nook with recessed lighting. The sizable Den flows seamlessly from the kitchen and leads to the tranquil backyard and hillside. Within close proximity are the formal dining room and living room with a cozy fireplace and soaring ceilings. The master suite welcomes a sizable closet with closet organizers, ceiling fans, and an attached updated bedroom with separate shower enclosure and vanity. The secondary bedrooms have spacious closets and share the full hall bathroom. One bedroom and full bathroom are downstairs. The huge upstairs bonus room features a built-in bookcase, a wet bar and 2 sliders that lead to a balcony with fantastic city views. Enjoy the serene private backyard with expansive grass area and trees, patio and hardscape and a newer shed. New cement on the sides of the house. The view is amazing from the top of the hill in the backyard.  Newer AC and heating system, copper plumbing, Energy-efficient dual-paned security windows, newer roof and gutters, and partial steel frame construction all add to the value of this great home. Award-winning Walnut Valley School district!