Welcome to 20573 Missionary Ridge in Walnut—a spacious 4-bedroom, 3 full-bath home offering approx. 2,426 sq ft on an approx. 8,420 sq ft lot, tucked away on a quiet cul-de-sac with VIEW, VIEW, VIEW. Enjoy panoramic city and mountain views from multiple rooms and angles, plus breathtaking sunset skies. Inside, the bright open layout features fresh interior paint, wide-plank flooring, and recessed lighting. The main living area showcases soaring vaulted ceilings and a modern fireplace, while a separate family room opens to the kitchen for easy everyday living and entertaining. The upgraded kitchen offers white shaker cabinetry, quartz-style countertops, mosaic tile backsplash, stainless steel appliances, a skylight, and generous storage. A downstairs bedroom and full bath provides ideal flexibility for guests, extended family, or a home office. Additional highlights include ample storage under the stairs and an attached 2-car garage with a water softener system. Upstairs, a contemporary landing with glass railing adds architectural flair. The primary suite is a peaceful retreat with double closets (including a walk-in) and an updated en-suite bath with dual sinks and a walk-in shower with seating. Secondary bedrooms also enjoy the views, plus a beautifully updated hall bath. Outside, enjoy an entertainer’s backyard with a pergola-covered view patio, raised brick terrace, extensive hardscape, and a spacious lawn—perfect for gatherings and relaxing. Minutes to shops and restaurants, with easy access to the 60 & 57 freeways and a direct route to Orange County via Brea Canyon Rd, plus highly regarded schools—this is a rare opportunity to own a quiet view home in one of Walnut’s most desirable neighborhoods.