19289 S Sonoita Highway ***Seller will counter or accept all offers between $600, 000 - $625, 000*** Set on 5.5 private acres just off the Sonoita Highway, this custom ICF-constructed home delivers the kind of desert living people move here for big sky views, quiet surroundings, and room to breathe. At roughly 4, 500 ft elevation, enjoy temperatures nearly 10 degrees cooler than Tucson and a front-row seat to wildlife and star-filled nights. Inside, the quality is unmistakable. Insulated concrete form walls provide exceptional strength, energy efficiency, and year-round comfort. The open layout features high ceilings, polished concrete floors, and large picture windows that capture panoramic mountain scenery from every room. The spacious kitchen and inviting living areas make the home feel both comfortable and thoughtfully crafted. Outside, multiple patios offer space to entertain, unwind, or add a future hot tub (electrical already in place). A private well, enclosed garden area, and an oversized, deeper two-car garage add convenience and functionality. If you're looking for space, privacy, cooler temps, and the beauty of Sonoita wine country just minutes away, this property brings it all together.