Located in a gated pocket of Steiner Ranch, 521 Horseback Hollow features a great back yard with a pool & spa that backs directly to the Balcones Canyonlands Preserve for open (and protected) views. The two-story family room anchors the main level with large windows facing the back yard & preserve, hardwood floors, exposed beam ceiling, gas log fireplace, built-in cabinets/shelves, and in-wall speakers. The kitchen features granite counters, knotty alder cabinets (many with pull-outs), tile flooring, island vegetable sink, and speakers. A stone arch highlights the GE Monogram 6-burner cooktop/grill with infrared warming hood; GE Monogram 48” built-in refrigerator, and GE Profile double ovens/microwave complete the setup. Dining room has hand-scraped hardwood, 10-ft tiered ceiling, crown molding, and plantation shutters. The main-level office is quietly tucked away with hardwood, 10-ft ceiling, shutters, speakers, and closet. Master suite includes 10-ft beamed ceiling, recessed lights, fan, speakers, shutters, and a seating area with direct pool access. The bath offers cathedral ceiling, tile, jetted tub, separate shower with bench/frameless glass, granite counters, and dual vanities. There's an elevated library with built-ins and hardwood flooring. Upstairs is a flexible game room, a junior office for homework or hobbies, and a balcony with excellent views. The second bedrooms are all nice-sized. One of them has a private bathroom and walk-in closet. The others share a bathroom. The house has plenty of windows, many with plantation shutters. There's a tile roof, three-car garage, laundry room, water softener, and extra storage. Outside, enjoy a pool/spa with water features, sun shelf, umbrella stands, both covered & uncovered patios, and a large upper patio for dining. The preserve backdrop keeps the setting peaceful and natural. Steiner Ranch offers three community centers with tennis courts, basketball courts, sports fields, playgrounds, pools, & a dog park.