15608 Mary Street Perched on a private, gated 10 plus or minus acre estate at the end of the road and backing to the Balcones Canyonlands Preserve, this exceptional property offers sweeping views of Lake Travis & the surrounding Hill Country with rare privacy just minutes from lake access. The thoughtfully designed compound includes a 4, 744 plus or minus sq ft custom main residence, a 2, 60 plus or minus sq ft guest house, & premier equestrian facilities, all oriented to capture the protected natural landscape that will remain forever wild. The main residence features dramatic two-story windows, multiple indoor & outdoor living areas, a two-sided stone fireplace, and expansive covered and uncovered patios with an outdoor kitchen and fireplace, ideal for entertaining & sunset views. The primary suite offers a spa-like bath with copper sinks, soaking tub, walk-in shower, & custom closet. A chef's kitchen with a Bertazzoni range, custom cabinetry, butler's pantry, office, media room, and additional living spaces complete the home. The guest house includes a private courtyard with cooking center, flexible bedroom and office spaces, porcelain tile floors, & an upstairs apartment with private entrance and preserve views. Equestrian amenities include a ~2, 000 sq ft six-stall barn with smart-controlled water systems, indoor and outdoor wash racks, tack room with bath, and a second-floor one-bedroom apartment with balcony, plus a riding arena and two fenced pastures. The barn offers versatility and could be reimagined to support a variety of hobbies from a party barn for entertaining, to a toy barn, or a private workshop, gym, or creative studio. Located about 20 minutes from the iconic Pennybacker Bridge, the property offers preserve frontage, approximately one mile of trails, multiple dwellings, & turnkey horse facilities, ideal for a private estate, equestrian operation, or family compound, all while remaining just 10 minutes from the Four Points area & about 30 minutes to downtown Austin.