Experience unparalleled luxury at 3073 S Calamity Lane- a custom-built Park City Heights estate, offering the largest lot in the neighborhood at the top of a cul-de-sac and backing to serene mountain open space for ultimate privacy. Recently renovated with nearly every conceivable upgrade, this home showcases designer finishes throughout, including custom white oak cabinetry with quartzite and granite integrated sinks, a butler's pantry, mudroom, Sub-Zero refrigerator, freezer, and beverage system, dual Cove dishwashers, and an ILVE dual stove. The main-level primary suite serves as a private retreat with a custom closet and double vanity. The lower level features a fully equipped movie theater with home AV system, a gym, and a sauna. Outdoor living is unmatched with gemstone holiday lighting, a gas fire pit, BBQ and pizza oven, fireplace with TV, children's playground, and newly landscaped turf for a zero-maintenance yard. Additional upgrades include a four-car epoxy finished garage with custom storage and side pullout parking, perimeter French drain and sump pump, roof heat tape, electronic window coverings on a timed system, water softener and humidifier systems, and exquisite custom millwork with Roman clay finishes. Park City Heights is a flat, family-friendly neighborhood with a clubhouse, swimming pool, pickleball and basketball courts, playground, and dog park. Just steps from the Historic Union Pacific Rail Trail, enjoy effortless access to hiking and biking trails, Park City schools, Prospector restaurants, and Historic Main Street. Commuters benefit from easy access to I-80 and US-40, just 30 minutes to the SLC Airport, while Deer Valley and Jordanelle Reservoir are only 8 minutes away. A rare combination of custom design quality, privacy, and premier location, this home is the finest of luxury mountain living at an incredible value.