A+ South Boston location, just steps from M St Beach! One-of-a-kind oversized one-bedroom, 2.5 bath penthouse duplex encompassing almost 2500 sq ft. -- lives like a single family. This custom-designed condo features private entrance, hardwood floors throughout, three fireplaces (2 gas, 1 wood-burning), 2 large decks + potential future roof deck with stunning water views, private storage, and unofficial parking for one car (see broker for details). Additional highlights include suburban-sized chef's kitchen with professional Thermador range and Sub-Zero fridge, separate dining room with fireplace and direct-access deck, incredible master suite with granite master bath w/oversized jetted tub + walk-in shower and large custom walk-in closet and private direct-access deck, two large living rooms (one could function as office and/or guest space), large laundry room, and more. Two-unit well-maintained building, must be seen to be appreciated. Utilities additional. Available 9/1.