Welcome to your luxurious retreat in the heart of the award-winning Tesoro Viejo community. This custom 4-bedroom, 3.5-bathroom home with a bonus loft and Owned Solar exemplifies exquisite craftsmanship and thoughtful design at every turn. Upon entering, you're greeted by premium flooring and elegant lighting fixtures, complemented by recessed lighting with dimmers throughout. The chef's kitchen boasts stainless-steel appliances, a sprawling island with a breakfast bar, and custom soft-close acrylic cabinetry topped with granite countertops. Ideal for entertaining, the open floor plan seamlessly connects the stunning living room, feat. a statement fireplace, to the dining area flooded with natural light. Downstairs, the master suite offers an oasis of comfort with a spa-like bathroom featuring a soaker tub, separate shower, and a spacious walk-in closet. Two guest bedrooms share a beautifully appointed bathroom, while upstairs you'll discover a versatile bonus loft, a 4th bedroom, and full bathroom. Step outside to your backyard retreat, complete with a covered patio area, an automatic sprinkler system, a versatile pergola, and areas of lush synthetic grass. Beyond your private oasis, Tesoro Viejo beckons with resort-like amenities including a community pool, clubhouse, multiple parks, scenic walking trails, and Hillside Elem across the street. This home offers a rare opportunity to experience the pinnacle of modern living in one of California's most desirable communities.