BACK ON MARKET, SUBJECT TO CANCELLATION.  NO FAULT OF PROPERTY.  Located on one of the most desirable streets within The Ranch, this extraordinary designer estate sits at the top of a quiet double cul-de-sac on a sprawling 0.64-acre corner lot surrounded by mature trees and exceptional privacy. Set far back from the street with a long private driveway and lush landscaping enveloping the property, the home offers a rare sense of seclusion, tranquility, and true estate-style living in the heart of La Costa. Thoughtfully curated with elevated designer finishes and timeless architectural character throughout, the bright and airy residence is filled with dramatic ceiling heights, expansive living spaces, and seamless indoor-outdoor flow. A formal living room is anchored by abundant natural light and a statement fireplace that creates both architectural presence and warmth. Just beyond, a richly designed library lounge with custom shelving and moody designer finishes offers an unforgettable space for reading, conversation, or quiet retreat. At the heart of the home, the beautifully updated chef's kitchen blends timeless style with everyday functionality, featuring an oversized center island, expansive floor-to-ceiling cabinetry, dual sinks, built-in refrigerator, built-in microwave, double ovens, and filtered water system. Designed for effortless entertaining, the kitchen opens seamlessly to the adjoining family room complete with custom coffered ceilings, a striking modern fireplace, stylish wet bar, and oversized cantina doors that create exceptional indoor-outdoor flow. Designed to feel like a private luxury retreat, the backyard is truly resort caliber. Surrounded by towering mature trees and lush landscaping that create an extraordinary sense of privacy, the expansive grounds showcase a sun-drenched lagoon-style pool and spa with upgraded wifi-controlled color changing LED lighting, outdoor sauna, firepit lounge with built-in seating, large grass area, built-in BBQ station, pergola with glowing twinkle lights, outdoor shower, and multiple spaces to relax and entertain. Newly installed exterior landscape lighting and permanent Trimlight lighting systems create an unforgettable ambiance throughout the property day and night. The expansive floor plan also offers a highly desirable first-floor bedroom with ensuite bath - ideal for guests, multigenerational living, or a private home office. Upstairs, the primary suite spans the full length of the home and serves as a true retreat complete with fireplace, built-ins, and dual custom walk-in closets - including an extraordinary boutique-style dressing room with lounge space and extensive custom built-ins. An additional upstairs bonus room offers flexibility for a media room, game room, executive office, gym, or potential sixth bedroom. Additional highlights include fully owned solar with home battery system, Tesla charger, updated Arhaus designer lighting and chandeliers throughout, two separate two-car garages - including one currently designed as a game and entertainment lounge with projector setup - substantial detached backyard flex space ideal for an office, studio, gym, or workshop, and extensive smart home integration throughout including upgraded ADT security with Google cameras and Ring doorbell, Google Nest thermostats and smoke/carbon monoxide detectors, Moen whole-home leak detection system, new pool equipment and heater, newer washer and dryer, and whole house water softener. A rare opportunity to own one of The Ranch's most private and memorable estate properties - blending sophisticated designer style, warmth, and resort-inspired living on an exceptional oversized lot.