856 Harness Discover elevated living in this stunning Norco Hills estate, where space, style, and comfort come together on an expansive 0.51-acre corner lot in a quiet cul-de-sac. Boasting approximately 3, 895 sq ft, this beautifully updated home offers 5 bedrooms, a spacious bonus room, and 3.5 bathrooms-including a convenient main-floor bedroom and bath, perfect for guests or multigenerational living. Step inside to soaring cathedral ceilings and a freshly painted interior and exterior that create a bright, inviting atmosphere. The formal living room flows seamlessly into the dining room through custom barn doors, while the warm and welcoming family room features a cozy fireplace, hearth, and built-in media niche. The chef-inspired kitchen is designed to impress, featuring stainless steel appliances, a double oven, 5-burner cooktop with hood, granite breakfast bar island, quartz countertops, subway tile backsplash, pantry, and a charming coffee bar. Throughout the home, you'll find thoughtful upgrades like wood-look plank tile flooring, luxury vinyl plank upstairs, shutters, and a sweeping staircase that adds a dramatic touch. Upstairs, the large primary suite is a true retreat with double-door entry, its own fireplace, a private sitting area, dual mirrored walk-in closets, and a beautifully upgraded bathroom with quartz counters, a deep soaking tub, and a spacious walk-in shower. The backyard is an entertainer's dream-complete with an Alumawood patio cover, flagstone-accented pool and spa, firepit, BBQ island, and even a sports court. Additional highlights include RV parking, a 4-car garage, solar system, and proximity to parks, shopping, schools, and easy freeway access. Offered at $1, 399, 900, this exceptional property blends luxury, functionality, and outdoor enjoyment in one of Norco Hills' most desirable settings.