Mission Revival Estate | Over 4 Acres | Hill Country Living Tucked behind the gates of the coveted Key Ranch community, this 4+ acre estate offers a rare fusion of Mission Revival design, Hill Country serenity, and thoughtful sustainability. Designed for comfort and long term self sufficiency, the property blends architectural elegance with modern practicalityboth inside and out. The single story main residence spans over 4,100 square feet, featuring 5 bedrooms, 4 full baths, and 2 half baths. A gated courtyard leads to a light filled great room with dramatic ceilings, expansive windows, and timeless design details throughout. At the center of the home, the chefs kitchen boasts Macaubas Quartzite counters, a professional grade appliance suite, 48" range, double ovens, and a built in espresso stationperfect for both everyday living and elevated entertaining. A detached guest house offers ultimate flexibility with its own kitchen, living spaces, bedroom, full bath, and laundry area, ideal for extended stays or multigenerational living. Designed with sustainability in mind, the property includes a lap pool with hot tub, turfed backyard, dog wash station, and three car garage. A 64,000 gallon rainwater collection system, private well, and whole house generators provide year round reliability, with well based irrigation supporting the landscape. An adjacent 3.67 acre parcel is available for separate purchase, offering options to expand or preserve privacy. This is a one of a kind opportunity to own a legacy property where architectural detail, natural beauty, and modern infrastructure come together in a stunning Hill Country setting.