About the Building

633 Third Avenue – Class A Office Condominium in Midtown East

Rising 41 stories in the heart of Midtown East, 633 Third Avenue is a premier Class A office condominium known for its exceptional light, modern infrastructure, and commanding views. The building offers units ranging from 4,322 RSF to 19,774 RSF, with each space benefiting from an extremely efficient center-core layout and four full sides of oversized windows. These features ensure exceptional natural light and airflow throughout every suite. Delivered in clean “shell” condition, the available offices allow for maximum flexibility in layout design and are supported by high ceilings, brand-new renovated corridors, and pristine restrooms.

Tenants and visitors are welcomed into a dramatic, contemporary two-story lobby that is staffed around the clock, setting a professional tone the moment you arrive. 633 Third Avenue is a rare offering in the Manhattan office market as a Class A condominium—ideal for users looking to own or lease space within a highly institutional-quality asset. The building is managed with first-class attention to detail, offering state-of-the-art systems, tenant-controlled comfort, and secure, reliable operations.

Home to an esteemed roster of owners and tenants such as Memorial Sloan-Kettering, the New York State Governor’s Office, and UNICEF, the building offers not only stability but prestige. Located just steps from Grand Central Terminal and the United Nations, the address is perfectly positioned for commuter convenience and international access. In-building amenities include Dock’s Oyster Bar, Chase Bank, and New York Sports Club, all of which are accessible directly through the lobby—providing unmatched convenience for staff and clients alike.

Whether you’re seeking a long-term headquarters or a mid-sized ownership opportunity in a strategic Midtown East location, 633 Third Avenue delivers unmatched value and reputation within one of New York City’s most respected commercial corridors.