5813 Old Ranch HUGE PRICE REDUCTION, NOW ASKING $949, 900! Seller's Loss is Buyer's Gain! Exceptional Mid-Century Modern View Estate showcasing over $300, 000 in recent designer upgrades on a private 16, 117 sq. ft. lot with approximately 2, 510sq. ft. of beautifully reimagined living space. This architectural gem offers breathtaking panoramic views of the surrounding mountains, rolling hills, Mt. Rubidoux, and the Santa Ana River Preserve through dramatic glass walls that flood the home with natural light and create seamless indoor-outdoor living. Designed for both comfort and entertaining, the thoughtfully planned floor plan features a private atrium, spacious living and dining areas with a striking fireplace and custom built-ins, a versatile office/media room, and a gourmet kitchen with granite countertops, a commercial-grade Viking cooktop, abundant cabinetry, and a casual dining area. The luxurious primary suite was completely rebuilt to the studs and features a spa-inspired bath with a custom walk-in shower, soaking tub, designer finishes, new plumbing and electrical, and an oversized walk-in closet. Extensive improvements continue throughout the home with designer paint, updated texture, trim, lighting, hardware, switches, outlets, and premium custom finishes. The resort-style backyard is equally impressive with a remodeled pool and spa featuring a Baja shelf, upgraded equipment, custom fire feature, extensive hardscape, artificial turf, professional landscaping, covered patios with custom lighting and retractable shades, plus plumbing for a future outdoor bath. A rare offering that combines iconic Mid-Century Modern architecture, over $300, 000 in luxury upgrades, unmatched panoramic views, and an exceptional private setting. This turnkey estate delivers a true luxury lifestyle in one of Riverside's most sought-after view locations.