Penthouse-level 2-bedroom, 1-bath residence on peaceful, tree-lined Upton Street in the highly desirable Union Park neighborhood of the South End. This floor-through brownstone penthouse offers approximately 920 square feet of sun-filled living space with hardwood floors, multiple skylights, and a spacious living and dining area. A bay window with views of Back Bay’s Prudential Tower features custom built-in banquette seating with storage. The kitchen includes updated stainless steel appliances, granite countertops with island and breakfast bar, stone tile floors, and subway tile backsplash. The generously sized primary bedroom offers a large double closet with custom shelving, while the second bedroom provides direct access to a private deck with Back Bay skyline views. Renovated bath with marble floors, stone-top vanity, and retractable skylight. Additional highlights include in-unit washer/dryer, recessed lighting, central heating and cooling, ample storage, & exclusive roof rights.