Rarely available for rent, Residence 401 at 2110 Walnut presents an exceptional opportunity to experience boutique luxury living in the heart of Rittenhouse Square. This expansive residence pairs contemporary design with refined finishes and the privacy of a limited-residence condominium building. Thoughtfully designed to blend modern architecture with the timeless character of the surrounding neighborhood, 2110 Walnut offers a distinctive living experience defined by sophistication, exclusivity, and exceptional attention to detail. Developed by Astoban Investments, a firm recognized for delivering some of Philadelphia's most architecturally significant residences, the building offers a limited collection of expansive homes distinguished by refined finishes, private outdoor space, and secure garage parking. Residence 301 spans approximately 2,965 square feet and offers unparalleled sense of exclusivity. The residence features three bedrooms, three full bathrooms, one powder room, a private terrace, and a dedicated garage parking space. Designed with both comfort and entertaining in mind, the open-concept living and dining spaces are enhanced by soaring ceilings, oversized windows, custom lighting details, and wide-plank white oak flooring. The chef's kitchen serves as the centerpiece of the home, showcasing custom Scavolini cabinetry, a substantial island, quartz surfaces, and a premium suite of Wolf, Sub-Zero, and Asko appliances. The flexible floor plan includes a spacious secondary suite with direct access to the terrace, offering an ideal setting for a guest suite, home office, library, or fitness space. The primary suite is a true retreat, featuring a custom walk-through dressing room with Italian-built cabinetry and a spa-inspired bath complete with radiant heated floors, a steam shower, soaking tub, dual vanities, linen storage, and a private water closet with bidet. A third generously sized en-suite bedroom completes the private living quarters. Additional highlights include a full laundry room with utility sink and storage, exceptional closet space throughout, basement storage, dual-zone climate control, Lutron lighting, ButterflyMX keyless entry and access control, elevator access from the garage, and the benefit of a tax abatement. Offering a rare combination of scale, privacy, architectural pedigree, and modern luxury, Residence 301 presents an exceptional opportunity just moments from Rittenhouse Square, Philadelphia's premier dining, shopping, and cultural destinations.