Welcome to the Annex on 12th. A unique tribute to timeless living. This luxury apartment building offers a refined living experience, combining sophisticated design with modern comfort. The architecture is sleek and contemporary, featuring clean lines, expansive windows, and an elegant entryway that sets the tone for the upscale atmosphere inside. From the sophisticated confines of the Parlour to the serenely open Garden Lounge, an escape into urban splendor awaits at Annex on 12th. The building is equipped with a full suite of high-end amenities, catering to both comfort and lifestyle. Rejuvenate in our high-end fitness center, or enjoy iconic views of Southwest DC from the rooftop lounge and pool. Whether relaxing or entertaining guests in stylish common areas, residents enjoy a seamless blend of luxury, convenience, and contemporary living.
Experience unmatched elegance and comfort. A landmark lifestyle with 1930s architecture blended with modern design, featuring unparalleled access to the National Mall. built on comfort, convenience, and effortless elegance.

From the moment you step inside the Annex, you're immersed in an atmosphere designed to anticipate your needs and enhance your everyday routine. Luxury abounds within our exclusive upper-level collection penthouses, featuring sweeping, scenic views over Southwest Washington DC's most iconic landmarks. Elevate your environment with scenic balcony terraces and best-in-class apartment amenities: deep-soaking bathtubs, quartz countertops, gas stoves, wine fridges, wireless entry locks, and more. Schedule your tour today and experience the Annex on 12th. Availability and prices are subject to change at any time. Please provide your ID for all Tours. The application fee is $50.00 per adult and housing vouchers are welcome. If you have any questions, please let me know.