Welcome to Penthouse Residence #507 at The Sidney, Union Market’s newest and only condominium development. This exceptional 1,601-square-foot residence represents the pinnacle of the building, offering expansive living spaces, premium finishes, and a massive private terrace with breathtaking views of the Washington, DC skyline.
The thoughtfully designed open floor plan is ideal for both everyday living and entertaining, seamlessly connecting the spacious living and dining areas to the impressive outdoor terrace. Whether hosting guests, enjoying your morning coffee, or unwinding as the sun sets over the city, the terrace serves as a true extension of the home and delivers a lifestyle rarely found in condominium living.
Inside, you'll find the signature finishes that have made The Sidney one of Union Market's most anticipated new developments, including European oak herringbone flooring, brushed-gold hardware, Samsung appliances, bamboo floating vanities, and grooved wood cabinetry paired with sleek white-gloss lowers. Every detail has been carefully selected to create a modern and sophisticated living experience.
Included with the residence is one dedicated garage parking space. Perfectly positioned in the heart of Union Market with an outstanding walkable location near NoMa, H Street, and some of DC’s most celebrated restaurants, shops, and entertainment venues, Penthouse #507 offers a rare opportunity to own one of the building’s most desirable residences—where luxury, scale, outdoor living, and iconic city views come together.
The data relating to real estate for sale on this website appears in part through the BRIGHT Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms, and is provided by BRIGHT through a licensing agreement. Listings held by brokerage firms other than HSM Realty Inc. include the name of the listing broker. Information is deemed reliable but not guaranteed. This information is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Some properties may no longer be available because they are under contract, have closed, or are no longer offered. Data last updated: 2026-10-14. © 2026 BRIGHT, All Rights Reserved.