Located within the ultra-exclusive Pinnacle at Promontory, 4157 Pinnacle Sky Loop presents one of the most exceptional estate homesites in Park City's Promontory Club. Spanning 5.12 acres, this remarkable property is among the largest homesites in Promontory and offers an ideal building envelope for creating a truly spectacular mountain estate. From its elevated setting, the homesite captures sweeping panoramic views of Park City's iconic ski resort skyline, including Deer Valley(r) Resort, Park City Mountain Resort, and the Canyons Village area, along with vistas toward Utah Olympic Park and dramatic western sunsets. The property also enjoys a stunning vantage point overlooking the Pete Dye Canyon Course, blending world-class golf scenery with some of Park City's most recognizable mountain views. Full Golf Membership available via separate purchase, providing the opportunity to enjoy Promontory's championship golf and extensive club amenities. Pinnacle is an intimate gated enclave within Promontory designed for estate-scale living, with expansive homesites positioned to capture panoramic mountain vistas. A private Pinnacle clubhouse is currently under construction, further elevating the lifestyle offered within this exclusive neighborhood. The current owners have commissioned plans for a spectacular 12,000+ square foot luxury residence, offering the next owner a head start toward creating a landmark mountain retreat. Promontory spans over 7,200 acres and features championship golf by Pete Dye and Jack Nicklaus, multiple clubhouses, dining, spa and fitness facilities, equestrian amenities, family recreation, a beach-style lake club, and miles of scenic trails. Located just minutes from Park City's world-class skiing, dining, and historic Main Street, this extraordinary homesite represents one of the finest opportunities to build a signature estate within Promontory.