Offering residences in the City That Never Sleeps, the apartments at New York City's The Caldwell are a place to call home. The apartments at 1520 York Avenue are available for both established and brand-new New York City residents. Available amenities include doorman as well as private storage. For those seeking Post-war High-rise apartments, The Caldwell is available. A take on the rental, these apartments are currently available on the market. The Caldwell 's apartments were designed with built-in features like oversized windows. With 31 floors and 269 apartments, The Caldwell offers choices for residents. 1520 York Avenue was established in 1972. The Caldwell in Manhattan's Upper East Side offers rental residents new homes.