Welcome to this rare Single-Story Custom Estate nestled in the coveted Raymond Hills neighborhood of Fullerton-where refined luxury living meets exceptional everyday comfort. Set on nearly half an acre, this meticulously upgraded 3,835 sq. ft. home offers 5 bedrooms,3 bathrooms, and an inspired floor plan designed for both grand entertainment and relaxed family living. The Chef's Kitchen is the heart of the home, appointed with striking quartz countertops, a professional 6-burner Wolf Range, built In Convection Oven and Microwave, Built-In Refrigerator, a Bosch Dishwasher and a dramatic Skylight flooding the Kitchen Island with natural light complete this culinary showcase. The adjacent light filled Breakfast Room with a double sided Fireplace and 2 sets of French Doors opens up to the backyard for seamless indoor/outdoor California Living. The Living Room impresses with soaring cathedral ceilings, the other side of the double fireplace, and a built-in wet bar. Host memorable dinners in the Formal Dining Room featuring an elegant built-in Buffet. Unwind in the Family Room with Coffered Ceilings, Surround Sound, Built-In Media Console, Wine Bar with Refrigerator, a Dry Bar w/Fridge, a 3rd Fireplace and French Door access to the newly Plastered and Tiled Pool & Spa-an entertainer's dream at every turn. The Primary Suite is a true sanctuary-a serene retreat that features Cathedral Ceilings, a 4th Fireplace and French Door access to the back yard. The fully remodeled En-Suite Bath features Double Vanities, a Skylight in the shower and a Walk-In Closet with a custom organizer. The resort style backyard features an expansive L-shaped outdoor Kitchen complete with BBQ, Granite Prep area, and Sink plus a cozy fire pit. Quality upgrades include, Newer HVAC and Ducting, Whole House Re-Piping, a Tankless Water Heater, Hardwood Floors, Fresh Exterior Paint, Security System, New Sod, and a Walk-In Pantry. There is exceptional ADU Potential and an unbeatable location close to Award winning Troy High School, Acacia Elementary, Rosary School and Acacia Park. This is an amazing opportunity to own a turn-key luxury home in one of Fullerton's most prestigious and sought after neighborhoods.