AMAZING SINGLE-STORY CUSTOM ESTATE offering exceptional privacy and resort-style living in prestigious Hidden Hills Estates of Yorba Linda! Ideally situated on an approximately 24,000-square-foot cul-de-sac lot, this extraordinary property is surrounded by lush hillside landscaping, scenic walking paths, and highly acclaimed schools, including Yorba Linda High School and Travis Ranch K-8 School. Beyond the custom iron double entry doors, approximately 3,001 SqFt of beautifully designed single-story living features 4 bedrooms, 3 bathrooms, quality finishes, rich architectural details, designer lighting, and timeless sophistication. A hidden jewel upstairs—a luxurious bedroom and bathroom totaling approximately 434 SqFt (non-permitted)—along with a permitted 200 SqFt pool house, provides additional usable space, for approximately 3,635 SqFt of total usable space. The remodeled gourmet kitchen features custom European-style cabinetry, artisan tilework, premium Wolf appliances, built-in refrigeration, quartz countertops, garden windows, and an oversized island with sink and seating space. Soaring cathedral ceilings, abundant natural light, a dramatic fireplace, and disappearing four-panel sliding doors create seamless indoor-outdoor living. The luxurious primary suite offers backyard access and a remodeled spa-inspired bathroom with dual vanities, oversized walk-in shower, soaking tub, and custom-organized closets. The private resort-style backyard features a sparkling saltwater pool with custom waterslide, spa, mature landscaping, multiple entertaining areas, and a charming pool house. Over $500,000 in remodeling and upgrades includes solar, whole-house fan, family-room ceiling speakers, attic ventilation, and more. Additional amenities include a three-car garage with epoxy flooring, Tesla EV charger with 60-amp breaker, water softener, newer water heater, brick-lined driveway, RV parking, and spacious side-yard parking or recreation space. A rare opportunity to own an extensively upgraded custom estate with resort-style amenities, NO HOA, Low Property Tax rate, exceptional privacy, and an outstanding Yorba Linda location!