Situated on a rare, flat 18,121 sqft corner lot in prestigious Kerrigan Ranch, this sought-after 3X Model estate offers ~5,000 sqft of refined living space and close to $1 million in custom luxury upgrades. The property commands immediate curb appeal with its expansive street frontage and wide motor court, complemented by custom iron gates with potential RV parking. A grand entrance introduces the formal living room featuring two-story high ceilings, polished travertine flooring, custom wood-paneled walls, designer lighting fixtures, and a cozy fireplace. A sweeping iron staircase leads to the second floor living spaces, while the formal dining room is anchored by a stunning backlit transparent marble feature and adjacent dual wine fridges, ideal for hosting and entertaining. The functional floor plan includes a main-floor bedroom and full bathroom suite, perfect for guests or multigenerational living. Upstairs, an expansive loft offers flexible secondary living space. The second floor provides distant breathtaking views of the ocean and Catalina island on clear days. At the heart of the home, the main living areas connect to outdoor spaces through large accordion glass doors. The central courtyard with its open-air deck and outdoor fireplace creates a private gathering space, while the indoor spaces transition seamlessly to a covered rear patio equipped with overhead heating and cooling fans. Step out into your own backyard oasis, complete with a shimmering pool, a custom outdoor bar with a sink, mature garden landscaping, and a freestanding 240 sq ft pool house featuring a convenient half bath. Additional highlights include a 3-car garage with epoxy floors, an EV charging station, and a fully paid-off 50-panel solar system for maximum energy efficiency. Located within the boundaries of top-ranked Yorba Linda Unified schools, including award-winning Yorba Linda High School. Neighborhood amenities include scenic walking, hiking, and equestrian trails. Enjoy quick access to local dining, shopping at the Yorba Linda Town Center and Brea Mall, nearby golf courses, and convenient freeway access for commute flexibility.