Discover an unparalleled realm of refined living at 502 S 21st St, an exquisite sanctuary nestled in the surrounding area of Philadelphia's coveted Rittenhouse Square. A harmonious blend of tranquility and originality awaits within this architectural marvel, standing tall with a remarkable 33-foot width and an impressive 42-foot height. Nestled on a serene tree-lined block, this residence graces a dual corner lot, an urban oasis amidst the vibrant energy of the city. Enter through two convenient pathways; the grand foyer of the main entrance leads to a luxurious guest suite complete with a full bathroom, while the attached two-car garage offers seamless access to a well-appointed laundry room and a functional mudroom, effortlessly harmonizing daily life with ease. Ascend via the grand five-stop elevator to the second floor, where an expansive open layout awaits. The formal dining area adjoins the living space, seamlessly connected to an expansive terrace through oversized Pella sliding glass doors. A bespoke Arabescato Vagli Marble gas fireplace emanates warmth, accentuating the approximate 10-foot ceilings and vast windows that flood the space with natural light and captivating vistas. Step onto the inviting terrace, an idyllic outdoor haven with a grill station, perfect for hosting intimate gatherings and entertaining guests. The gourmet chef's kitchen boasts top-of-the-line Wolf and Sub Zero appliances, a wine and beverage refrigerator, dual wall ovens, a 48" cooktop, and a concealed pantry—marrying functionality with opulence effortlessly. Journey to the third level, where the formal primary suite awaits, a luxurious retreat featuring oversized walk-in closets, a wet bar with a refrigerator, and an additional versatile space for a den, office, or supplementary closet space - limited only by imagination. The primary bath exudes spa-like luxury, adorned with dual oversized Calacatta gold marble vanities, LED mirrors, full wall Porcelanosa tiling and smart toilets with bidets. The fourth level unveils two bedrooms, two full bathrooms, and an additional powder room. Ascend further to the full-level roof deck, a panoramic vantage point boasting breathtaking vistas of both Philadelphia's sunrise and sunset. Completing this estate, the fully finished basements offer an inviting media center, wet bar, and an extra bedroom with a full bathroom. Welcome home to a life of peaceful elegance, schedule a private tour today to experience a new style of city living at The Residences at 2100 Lombard Street.