Detached ADU. No HOA. Rare Olde La Costa opportunity. This custom modern retreat sits on a private .26-acre lot with resort-style grounds, offering the flexibility, privacy, and individuality that are increasingly hard to find. Set within one of North County’s most sought-after coastal communities-known for its eclectic architecture, larger lots, and character homes-this architecturally distinct residence blends design, flexibility, and lifestyle in a way that is increasingly hard to find. Thoughtfully curated upgrades create a clean, contemporary aesthetic, featuring a statement concrete fireplace, bamboo cabinetry, frosted glass accents, and granite flooring throughout the main living areas. Designed to embrace the coveted Southern California indoor-outdoor lifestyle, the home is anchored by seamless flow to a private backyard retreat. The resort-inspired grounds offer an expansive elevated patio ideal for entertaining, relaxing, and enjoying the year-round coastal climate. Upstairs, the home features four bedrooms, including a spacious primary retreat with westerly-facing peek-a-boo ocean views. The layout also includes a dedicated downstairs office and multiple living areas—ideal for today’s flexible lifestyle needs, including work-from-home living and multigenerational use. A standout feature is the approximately 500 sq ft detached and fully permitted ADU, complete with kitchenette, full bath, living area, and private bedroom—perfect for a guest casita, rental income potential, extended family living, or home office. Located just minutes from world-class beaches, golf, shopping, dining, and top-rated schools, this property captures the essence of coastal Carlsbad living while offering the space, privacy, and individuality today’s buyers are actively seeking.