Introducing 1450 High Street, an ideal modern masterpiece with classic Boulder elegance - the pinnacle of refined living. Perched on a coveted hillside cul-de-sac where High St intersects Sunset Blvd, this masterfully reimagined home offers breathtaking eye-level vistas of the iconic Flatirons and is just four blocks from Pearl Street. A dramatic glass entry draws you in - discover sprawling designer interiors - an inviting open living/dining room with its exposed beams, wide-plank light oak floors, wood-burning fireplace and south-facing balcony. The wall of low-e windows invites natural light to cascade through the space, highlighting exquisite craftsmanship and attention to detail. Chefs will delight in the gourmet kitchen with its expansive black Caesarstone quartz counters, marble tile backsplash, soft-close custom cabinetry, designer fixtures and top-of-the-line Thermador appliances. Enjoy coffee with Flatiron views in the breakfast nook or entertain with ease - the indoor/outdoor flow leading everyone to the deck. Escape to the main level primary suite with more incredible views through two sets of sliding doors, private deck & Juliet balcony. Indulge in a resort-like ensuite bath with soaking tub, thermostatic shower for two, double vanity and admire your organized oversized walk-in closet. Awake to sunrises gleaming off the foothills and the rooftops of CU. Living here feels like a well-kept secret. A 2nd bedroom flanks a beautiful bathroom on the main level. Downstairs, enjoy a spacious family room with fireplace, views, a covered porch & lush lawn below. Also, two more bedrooms, designer bathroom, & extraordinary mudroom with floor-to-ceiling cabinets and LG appliances in adjacent laundry. Across a breezeway, a pristine Accessory Dwelling Unit (ADU) extends the home's versatility with its separate entrance, remodeled living, kitchen, bedroom, bath, & stacked LG washer-dryer. Located steps from fine dining, shops and trails, embrace the Boulder lifestyle.