21W20 at 21 West 20th Street is a luxury condominium offering 13 full-floor homes in the heart of the Flatiron District. This new construction condo building offers modern residences in one of the most historically vibrant and cherished Manhattan neighborhoods. 21W20 is located within walking distance to Madison Square Park, Union Square, boutique shopping along 5th Avenue and some of the best dining New York has to offer. The stunning facade of blackened stainless steel, glass and stone is only rivaled by the residences inside 21 West 20th Street. The urban yet intimate interiors at 21W20 were sensibly designed by MR Architecture + Decor, with a focus on space, proportion and light. Residence highlights include floor-to-ceiling windows, terraces and a private penthouse rooftop.