Discover modern living at 13751 Mercado Drive, a thoughtfully designed four-bedroom residence with a versatile optional space where elevated design meets everyday livability. Extensively remodeled inside and out, the home blends refined style with comfort and functionality. Rich hardwood floors lead from the entry into a spacious living room anchored by a dramatic floor-to-ceiling stone fireplace, while expansive sliding doors create seamless indoor-outdoor flow to the lush backyard. The chef's kitchen features quartzite countertops, custom cabinetry, and premium appliances including Sub-Zero refrigeration, dual Bosch dishwashers, and an AGA induction range with triple ovens. The main level includes a contemporary bath and generous laundry area. Upstairs, the primary suite offers a west-facing balcony and oversized organized closet, complemented by three additional bedrooms and a flexible bonus space ideal for a lounge or office. Notable upgrades include owned solar with battery storage, whole-house water filtration, tankless water heater, and epoxy-finished garage flooring. The backyard is designed for entertaining with heaters, fire feature, mature fruit trees, playground, and spacious patio with room for a pool. Ideally located minutes from One Paseo, Del Mar Highlands, and Del Mar Village, with walkability to Del Mar Heights School, nearby trails, and convenient access to Del Mar and Torrey Pines beaches.