Positioned in the heart of Carnegie Hill on Manhattan’s Upper East Side, 123/125 East 90th Street offers a rare opportunity to establish a presence in one of New York City’s most prestigious and historically rich neighborhoods. This mixed-use building sits just off Lexington Avenue, surrounded by a blend of elegant residential architecture, boutique retailers, and cultural institutions. The property benefits from consistent pedestrian activity and proximity to major transit options, including the 6 train and crosstown bus routes, making it highly accessible to both local residents and visitors. The building’s classic façade and street-level visibility provide an ideal canvas for brand expression, while its location within a high-income residential corridor ensures a steady stream of potential clientele. Nearby landmarks such as the 92nd Street Y, Central Park, and Museum Mile contribute to the area’s vibrant cultural and commercial appeal. Whether serving the wellness, retail, or service sectors, tenants at this address benefit from a neighborhood known for its stability, affluence, and architectural charm. With professional representation by Wallack Management Company, prospective tenants can expect responsive service and a streamlined leasing process. The building’s layout and infrastructure support a variety of uses, and its rear yard and basement access offer operational flexibility rarely found in Upper East Side retail properties.