Welcome to 20956 Cornerstone Dr, Walnut – a beautifully maintained townhome nestled in a highly desirable community in the heart of Walnut. This spacious multi-level residence offers 3 bedrooms, 3.5 bathrooms, and an attached 2-car garage, designed with comfort and functionality in mind. The open-concept living area is filled with natural light and features high ceilings and direct access to a private balcony—ideal for entertaining or relaxing. The gourmet kitchen boasts granite countertops, stainless steel appliances, ample cabinet space, and an island counter making meal preps an ease. 3rd level includes 2 generously sized primary suites with walk-in closet and a spa-like ensuite with dual sinks and shower. 1st level includes an additional bedroom and bathroom perfect for guests or multi-generational living. Enjoy the convenience of in-unit laundry and central A/C &#38' Heat. Community amenities include a playground, BBQ areas, well-maintained grounds, and plenty of additional guest parking. Located within the award-winning Walnut Valley Unified School District and close to parks, shopping centers, and freeways, this home combines comfort, style, and top-tier location.