Welcome home to 3405 Congress! Featuring a dramatic floating staircase, expansive windows, a striking atrium, rooftop deck, two wine/beverage refrigerators, loft, four bedrooms, and a downstairs flex room, this distinctive home offers exceptional design and indoor-outdoor living. The open kitchen features upgraded leathered countertops, a walk-in pantry, and butler's pantry. It flows into the great room with fireplace and connects to a downstairs flex room ideal for dining, an office, or additional living space. The atrium offers a unique retreat with possibilities for a wine room, sitting area, or quiet escape. The primary suite includes dual vanities, a soaking tub, and a spacious walk-in closet with direct laundry access. Upstairs are three additional bedrooms and a loft with wet bar, glass-front cabinetry, and beverage refrigerator. The oversized 18' x 8' garage features an epoxy floor, while the rooftop deck above the garage is ideal for entertaining and enjoying sunset views. A covered patio with fireplace and cedar ceiling extends the living space outdoors. Just minutes from the nearest boat dock and a short drive to Austin, this home offers a unique combination of architectural style, versatile spaces, and convenient Lake Travis living. Lago Vista Property Owners Association (LVPOA) membership provides owners access to private amenities, including waterfront parks, Lake Travis access, pools, tennis and pickleball courts, fitness facilities, campgrounds, boat ramps, marinas and docks, playgrounds, sports fields, and recreational areas throughout Lago Vista. A discounted rate and no-lender-fee future refinancing may be available for qualified buyers purchasing this home and using an affiliate of Orchard Brokerage, LLC. Restrictions apply; consult the Listing Agent for details. Buyer and buyer's agent should verify all listing information, including schools, taxes, HOA, room dimensions, and square footage.