Nestled in Mountain Rangeview, a premier Littleton enclave of just 52 custom homes, this mid-century modern gem occupies an exceptional lot in a quiet cul-de-sac with mature landscaping. Completely remodeled down to the studs, the home blends timeless architecture with extensive modern upgrades and breathtaking mountain views. Expansive vaulted ceilings, new white oak floors, and abundant natural light define the main living spaces. The grand living room features a fireplace, while the spectacular kitchen boasts top-of-the-line SKS appliances, an oversized island, pantry, and fireplace. The adjoining dining room and sun-filled office offer direct access to a new premium TimberTech deck with mountain views. A second covered patio overlooks professionally designed landscaping, creating an inviting setting for outdoor dining. A main-level bedroom with ensuite bath, laundry room, mudroom, and powder room complete this level. The entire upper floor is devoted to a private primary retreat featuring expansive windows, a fireplace, walk-in closet, dedicated laundry room, and a luxurious five-piece ensuite with freestanding tub and mountain views. Step onto a second new TimberTech deck to take in the scenery. The walk-out basement offers a sunken family room with fireplace, an entertainer's bar with beverage cooler, three additional bedrooms, two bathrooms, and versatile bonus space for a gym, game room, or second living area. A third laundry room adds convenience for poolside living. Extensive improvements include new plumbing, electrical, sewer line, insulation, drywall, high-impact-resistant roof, weather-resistant windows, interior and exterior doors, boiler, radiators, A/C, and driveway with a private circular drive-through. The insulated, drywalled three-car garage features new doors and EV charging hookups. A new swimming pool and surrounding landscaping are currently under construction, completing this exceptional Colorado lifestyle offering.