Tucked within the prestigious gated community of Rob Roy in Westlake, this custom estate spans 4,948 square feet on 1.16 acres, capturing sweeping Hill Country views and a true sense of privacy. A circular drive and elevated front deck create a striking first impression, with treetop vistas overlooking a fire pit and winding path. Inside, an open-concept main level is filled with natural light from expansive windows that frame the surrounding landscape. The designer kitchen features quartz countertops, two-toned cabinetry, and a full suite of Thermador appliances, including a six-burner induction cooktop, double ovens, built-in refrigerator, and wine fridge. A discreet walk-in pantry enhances both function and clean design. Living spaces flow seamlessly onto a deck overlooking the pool and spa, offering effortless indoor-outdoor living. The main-level primary suite is a private retreat with space for a sitting area or office, a custom walk-through closet, and a spa-like bath with soaking tub, glass-enclosed shower, and dual vanities. Upstairs, a versatile bonus room with full bath and cedar closet serves as a fifth bedroom, gym, or office. Designed for both entertaining and flexibility, the lower level includes a spacious game or media room with a minibar and beverage fridge, along with two ensuite bedrooms. A sliding barn door separating this floor from the upper floor allows for added privacy when desired. A standout feature is the private guest apartment with its own entrance—ideal for visitors, multigenerational living, or a refined home office or studio. The outdoor living experience is exceptional, featuring a resort-style pool and spa, fully equipped outdoor kitchen, multiple lounging and dining areas, sport court, and a large, level lawn framed by mature trees. Located in Eanes ISD and just minutes from Austin, this home offers a rare blend of luxury, privacy, and convenience behind guarded gates.